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Explore 157 free online tools for online business, marketing, content creation and everyday tasks.
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AI Tools
AI workflows for writing, rewriting, summaries, SEO metadata, image editing, transcription and subtitles. Choose a task or chat with KitoTool AI.
11 tools
Text Tools
Free browser-based text tools to count words and characters, remove extra whitespace, clean formatting, remove duplicate lines and sort lists.
23 tools
PDF Tools
Free PDF tools: merge, split, compress and edit PDF; convert PDF to Word, Excel, PowerPoint or images, and combine images into PDF.
20 tools
Image Tools
Free image tools: compress, resize and adjust photos; crop, create collages, remove backgrounds, remove objects or watermarks; convert, upscale, sharpen and add watermarks.
38 tools
Video Tools
Choose a video workflow by the output you need: a shorter clip, a smaller file, a new frame size, MP3, GIF or subtitles.
9 tools
Audio Tools
Draw a melody, transcribe recordings, create Vietnamese speech, trim audio or convert formats. Choose a tool by the output you need.
7 tools
Social Media Tools
Choose a social tool by task: save source-available public video or photos, get a YouTube thumbnail, style text or read a code from a URL.
7 tools
SEO Tools
Choose SEO tools by the job: check a public URL, prepare metadata and website code, review report sources and verify the published result.
12 tools
Developer Tools
Choose developer tools by task: write code, prepare data, compact files or review results before using them in a project.
17 tools
Utility Tools
Online utilities for calculations, lookups, content creation and file tasks. Choose by task to open the right tool and check its result.
22 toolsAll Free Tools
157 tools — click any to start using immediately
Featured
View all
KITO 10X — AI Office Sitcom
A Vietnamese interactive AI office sitcom: fictional task diaries, character dialogue and shareable episode report cards. No real-money transactions.
AIFeatured
YouTube Video Downloader
Check one public YouTube video for an available MP4 with sound or M4A audio stream.
Featured
TikTok Video Downloader
Check a public TikTok video link for an available no-watermark MP4 and optional watermarked video or MP3.
Featured
Facebook Video Downloader
Check a public Facebook video or reel link and download an available SD or HD MP4.
Featured
Image Compressor
Compress JPEG, PNG, WebP, GIF and SVG images online in batches of up to 30, with private on-device processing and WebP output.
Featured
Remove Background
Remove an image background in your browser, review the edges, then download a transparent or colored PNG.
AIFeatured
Object & Watermark Remover
Brush or select an unwanted area, review the filled background, then download PNG, JPG or WebP. Image processing runs in your browser.
AIFeatured
AI Paraphraser
Rewrite with KitoTool AI or on-device processing in six modes. Compare both versions before copying or exporting.
AIFeatured
Text Summarizer
Summarize with KitoTool AI or local sentence extraction. Choose length and paragraph or bullet output; check sources in local mode.
AIFeaturedAI Tools
View all
AI Article Writer
Create an outline and full draft from your brief with KitoTool AI. Edit the content, choose a title and export Markdown, HTML or TXT.
AIFeaturedAI Paraphraser
Rewrite with KitoTool AI or on-device processing in six modes. Compare both versions before copying or exporting.
AIFeaturedRemove Background
Remove an image background in your browser, review the edges, then download a transparent or colored PNG.
AIFeaturedObject & Watermark Remover
Brush or select an unwanted area, review the filled background, then download PNG, JPG or WebP. Image processing runs in your browser.
AIFeatured
AI Image Background Changer
Separate the subject, choose a white, colored, gradient or uploaded photo background, then position and check the composite before downloading.
AIFeatured
AI Image Sharpener
Sharpen a JPG, PNG or WebP image in your browser, double its width and height, and compare before and after.
AIFeatured
Audio to Text
Transcribe one audio file or microphone recording on your device. Edit text for copy or TXT; export original timed segments as SRT or VTT.
AIFeatured
Automatic Video Subtitle Generator
Create subtitles from spoken video in your browser, review and edit each timed cue, then export SRT, VTT, TXT or a captioned video. Codec support depends on the browser.
AIFeaturedText Summarizer
Summarize with KitoTool AI or local sentence extraction. Choose length and paragraph or bullet output; check sources in local mode.
AIFeatured
SEO Meta Generator
Create and edit titles and descriptions with KitoTool AI or local suggestions. Choose title variants, preview and export HTML tags.
AIFeaturedKITO 10X — AI Office Sitcom
A Vietnamese interactive AI office sitcom: fictional task diaries, character dialogue and shareable episode report cards. No real-money transactions.
AIFeaturedText Tools
View all
Word Counter
Count words, characters, estimated sentences and paragraphs in pasted text.
Plagiarism Checker
Review matches against common English phrases and repeated passages in your text. This local check does not search the web.
Notepad
Take online notes for free with Notepad, with no login needed. Write and edit text, autosave on your device, share a snapshot and back up notes for later.
Text Summarizer
Summarize with KitoTool AI or local sentence extraction. Choose length and paragraph or bullet output; check sources in local mode.
AIFeatured
Remove Line Breaks
Join hard-wrapped lines in pasted text while preserving blank-line paragraph breaks, or make one line.
Remove Duplicate Lines
Remove duplicate lines from pasted text or TXT/CSV files and sort the retained lines by text, number or length.
Character Counter
Count characters with and without whitespace, word groups, lines and UTF-8 bytes as you type; check a custom character limit.
Case Converter
Convert text to seven case styles, including uppercase, sentence case, camelCase, snake_case and kebab-case.
Extra Whitespace Remover
Tidy gaps in pasted text: collapse repeated spaces, replace tabs and reduce extra blank lines while keeping line breaks. Review the result, then copy or download TXT.
Text Cleaner
Paste messy text and choose what to clean: extra spaces, blank lines, leading bullets, links or simple HTML tags. Review the result, then copy or download TXT.
Text Compare
Paste original and revised text to review additions and removals, then copy or download a marked TXT version.
Text Extractor
Paste text and extract numbers, hashtags, @mentions, quoted text or lines with a keyword, then copy or download TXT.
Lorem Ipsum Generator
Choose words, sentences or paragraphs and get ready-to-copy Lorem Ipsum for a layout. Set 1–100 units, then copy or download the plain text.
Text Line Sorter
Paste one item per line, choose an order, then review, copy or download the sorted list.
Duplicate Line Remover
Deduplicate a pasted list while keeping first or last occurrences in their original order.
Email Extractor
Paste text and get a clean list of email addresses to copy or download as TXT. Remove repeats and review syntax warnings before using the list.
URL Extractor
Paste text to extract HTTP, HTTPS and www link candidates. Choose repeats and A–Z order, review the list, then copy or download TXT.
Text Splitter
Paste text, choose where to split it, then review each item on a separate line before copying or downloading TXT.
Text Joiner
Paste one item per line, choose a separator, then review, copy or download the joined text.
Online Word Document Editor
Open a DOCX, edit text and headings in your browser, then download a rebuilt DOCX with clear formatting limits.
Text Document Generator
Create DOCX, PDF, Markdown, HTML or TXT from typed or pasted text.
Text to Word
Paste text, arrange headings and lists, choose a page layout, then download an editable Word DOCX. Open the file to check the text and page breaks.
Text to PDF
Paste text, choose a page layout and download a PDF ready to share. Set the paper size, margins and page numbers before checking the finished file.
Image Tools
View allImage Compressor
Compress JPEG, PNG, WebP, GIF and SVG images online in batches of up to 30, with private on-device processing and WebP output.
Featured
Image Resizer
Resize JPEG, PNG, WebP, GIF and SVG images online with aspect-ratio lock, presets and PNG, JPEG or WebP output.
Image Format Converter
Convert JPEG, PNG, WebP, GIF, SVG, AVIF, BMP and HEIC images with automatic source detection and six output format choices.
Blur Background
Select an area to keep sharp, blur the rest of the image, preview and download a JPG in your browser.
AI Image Sharpener
Sharpen a JPG, PNG or WebP image in your browser, double its width and height, and compare before and after.
AIFeatured
Image to SVG
Adaptive raster tracing: compare vector, hybrid and embedded-image SVG by measured difference, complexity and file size.
PNG Compressor
Compress PNG files in your browser with lossless optimization or palette reduction; compare transparency and size before download.
JPG Compressor
Recompress JPG/JPEG by quality or a per-image KB/MB limit; compare size and detail before downloading.
WebP Compressor
Recompress still WebP by quality or a per-image KB/MB limit; compare file size and transparency before downloading.
Remove Background
Remove an image background in your browser, review the edges, then download a transparent or colored PNG.
AIFeaturedObject & Watermark Remover
Brush or select an unwanted area, review the filled background, then download PNG, JPG or WebP. Image processing runs in your browser.
AIFeaturedAI Image Background Changer
Separate the subject, choose a white, colored, gradient or uploaded photo background, then position and check the composite before downloading.
AIFeatured
Image Adjuster
Adjust one JPG, PNG or WebP with light, color and sharpness controls. Compare before and after, then export PNG, JPG or WebP.
Image Upscaler
Enlarge one JPG, PNG or WebP image by 2×, 4× or 8× with browser image smoothing, compare the result and download PNG.
Add Watermark to Images
Add text or logo watermarks to up to 20 images in your browser. Preview each image, adjust layers and download one result or the batch as a ZIP.
Image Cropper
Crop one image with a free selection, preset ratio or pixel-sized area within the source image. Position the subject and download PNG, JPG or WebP.
Photo Collage Maker
Combine 2 to 9 photos in one collage. Choose a layout, frame ratio, spacing and background color, position each photo, then download a PNG, JPG or WebP image in your browser.
Image to Text (OCR)
Extract editable text from an image with OCR, with support for Vietnamese, English and other available languages.
Favicon Generator
Make PNG and ICO favicons from one image. Preview small sizes, then download the files and matching HTML links in a ZIP.
Barcode Scanner
Scan 1D barcodes from an image or camera, check EAN/UPC digits, copy results and export a session CSV.
Online QR Code Scanner
Scan a QR code from a screenshot, saved image or camera. Read the original result and domain before opening a link or copying its content.
QR Code Generator
Create free QR codes for links, text or Wi-Fi. Customize colors, logos and frames, then download PNG, JPEG or SVG in your browser.
WebP to JPG Converter
Convert WebP to JPG when the destination requires JPG. Transparency becomes white and animation becomes a still image.
HEIC to JPG Converter
Convert HEIC photos to JPG, adjust quality, and preview the still image before downloading.
PNG to JPG Converter
Convert PNG images to JPG online with a white transparency background and adjustable JPG quality.
JPG to PNG Converter
Convert JPG to PNG at the same pixel dimensions; conversion does not restore lost JPEG detail or add transparency.
WebP to PNG Converter
Convert WebP to PNG at the same pixel size, retaining transparency when present; animated WebP becomes a still image.
PNG to WebP Converter
Convert PNG to WebP, keep transparency when present, adjust quality, and compare the output size before downloading.
JPG to WebP Converter
Convert JPG to WebP, adjust quality, compare file sizes and preview the result before downloading.
HEIC to PNG Converter
Convert HEIC photos to a still PNG, keep pixel dimensions, and preview the output before downloading.
AVIF to JPG Converter
Convert AVIF to JPG when the destination requires JPG. Transparency becomes white and animated AVIF becomes a still image.
AVIF to PNG Converter
Convert AVIF to PNG when the destination requires PNG. Keep existing transparency and pixel dimensions; animated AVIF becomes one still image.
Image Metadata & EXIF Viewer
View camera, lens, capture settings, authorship, GPS, EXIF, XMP and IPTC metadata stored in an image directly in your browser.
Image Metadata & EXIF Editor
Edit device, capture, authorship, description, software and GPS metadata in JPG, PNG or WebP without recompressing pixels or uploading the file.
Image Metadata & EXIF Remover
Remove EXIF, GPS or supported descriptive metadata from JPG, PNG and WebP copies in your browser without recompressing image data.
Copy Metadata Between Images
Copy selected capture and authorship fields or an original EXIF block to a JPG, PNG or WebP target copy in the browser.
Compare Image Metadata
Compare readable metadata from two images side by side, with filters for different, missing and matching fields.
Image Color Picker
Pick a pixel from an image to read HEX, RGB, HSL and HSV. Review suggested color groups, save chosen colors and download CSS variables in your browser.
Video Tools
View all
Video Compressor
Compress a video by adjusting quality or resolution, then preview and download the result.
Video Format Converter
Convert one MP4, WebM, AVI, MOV or MKV video to MP4, WebM or AVI in your browser, with output details to check before download.
Video Resizer
Resize one video by pixels, percentage, device, screen, aspect ratio or social preset, then export one or multiple versions.
Video Trimmer
Trim one continuous segment from an MP4 or WebM video by start and end time. Preview and download in the source format.
Video to MP3
Extract audio from a video and save it as MP3 with 128, 192 or 320 kbps options.
Automatic Video Subtitle Generator
Create subtitles from spoken video in your browser, review and edit each timed cue, then export SRT, VTT, TXT or a captioned video. Codec support depends on the browser.
AIFeatured
Online Screen Recorder
Record a screen, app window or browser tab online. Capture supported system audio or microphone, preview and download the WebM video locally.
KitoTool Share — Screen Sharing
Share a screen, chat and meet new friends in public rooms, or create a private room with a code and password. Up to 4 people, no account required.
Video to GIF
Convert one MP4, WebM, MOV or M4V clip into a looping GIF; choose the clip, width, FPS, colors and dithering, then preview the real result.
Audio Tools
View all
Image to Music
Turn JPG, PNG or WebP images into music using color, brightness and layout. Choose a scale, hear the melody and export WAV or MIDI in your browser.
Draw Music Online
Draw lines and shapes to make music online. Choose voices, key, scale and tempo, listen to your melody, then export WAV, MIDI or an editable project.
Convert Audio to MP3
Convert one browser-readable audio file to MP3 locally. Choose 128, 192 or 320 kb/s, preview the result and download it.
Audio to Text
Transcribe one audio file or microphone recording on your device. Edit text for copy or TXT; export original timed segments as SRT or VTT.
AIFeatured
Text to Speech
Create Vietnamese speech with ten voices, adjustable speed, browser preview and downloadable 44.1 kHz WAV.
Audio Format Converter
Convert MP3, WAV, OGG, FLAC, M4A, AAC and OPUS locally in a modern browser.
Audio Cutter
Trim audio precisely with an interactive waveform, preview the selection and download the result.
Social Media Tools
View all
Facebook Font Generator
Preview 32 Unicode text styles and copy a short phrase for a Facebook post or bio.
Social Media ID Extractor
Read identifiers present in Facebook, TikTok, YouTube and Instagram URLs; distinguish numeric IDs from usernames and codes.
TikTok Video Downloader
Check a public TikTok video link for an available no-watermark MP4 and optional watermarked video or MP3.
FeaturedFacebook Video Downloader
Check a public Facebook video or reel link and download an available SD or HD MP4.
Featured
YouTube Thumbnail Downloader
Preview available YouTube video thumbnail sizes and download a JPG from a video link or ID.
YouTube Video Downloader
Check one public YouTube video for an available MP4 with sound or M4A audio stream.
Featured
Instagram Downloader
View and download available photos or videos from public Instagram post and Reel links.
PDF Tools
View all
PDF to Excel
Select PDF pages, preview extracted rows and columns, and download an editable XLSX workbook. File contents are processed on your device.
PDF to Word
Extract text from selected PDF pages into an editable DOCX, HTML or TXT file in your browser.
PDF to JPG
Export selected PDF pages as JPG images. Adjust resolution and quality, then check and download each image or a ZIP.
PDF Compress
Free PDF Compress tool to reduce PDF file size while maintaining best possible quality.
JPG to PDF
Arrange JPG images in order and create one PDF with an image on each page.
PDF Merge
Combine PDF files into one document and arrange their order before downloading.
PDF Split
Select individual pages or a range from one PDF and download one new PDF with those pages in source order.
Word to PDF
Convert a DOCX document to a downloadable PDF; check the exported layout before sharing.
PDF to Image
Convert selected PDF pages to JPG, PNG or WebP images, check each result and download images separately or as a ZIP.
Image to PDF
Arrange JPG, PNG and WebP images as pages in one PDF. Set their order, page size, orientation, margins and JPEG quality, then check the download.
PDF to PNG
Export selected PDF pages as PNG images that preserve rendered pixels. Check text and image size before download.
PNG to PDF
Arrange PNG images in one PDF, one image per page. Transparent areas become white and images are re-encoded as JPEG.
PDF to PowerPoint
Turn selected PDF pages into image slides in a PPTX. Choose page ranges, slide ratio and image detail, then check the result.
Online PDF Editor
Edit PDF online by adding text, freehand drawings, signatures and highlights, then export a new PDF.
Sign PDF Online
Draw, type or upload a signature, place it on a PDF and download a signed copy.
Excel to PDF Converter
Choose sheets from an XLSX, XLS or CSV, preview cell data and create a PDF table with paper and orientation settings.
Unlock / Password Protect PDF
Unlock a PDF with the supplied password or protect a PDF with AES-256 and printing, copying and editing permissions entirely in the browser.
Batch PDF Watermark
Add a text or PNG/JPG logo watermark to up to 20 PDFs, choose pages, preview the result, and download each PDF or a ZIP on your device.
Scanned PDF OCR
Recognize Vietnamese and English text in scanned PDF pages; export a searchable PDF, editable DOCX or TXT in your browser.
Organize PDF Pages
Preview thumbnails, drag to reorder, rotate and delete PDF pages, undo changes and export one new PDF in your browser.
SEO Tools
View all
Website SEO Checker
Check technical SEO signals on one public URL, with sampled internal links and a separate mobile PageSpeed report.
Backlink Checker
Check sourced backlink and referring domain metrics for a website. Available fields depend on the configured data provider.
Google Keyword Rank Checker
Compare a domain against sampled Google Vietnam organic results for one keyword, with the matching URL, top 10 and browser history when a provider is configured.
Meta Tag Analyzer
Inspect metadata in the public HTML of one URL, including title, description, canonical, robots, sharing tags and JSON-LD blocks.
SEO Meta Generator
Create and edit titles and descriptions with KitoTool AI or local suggestions. Choose title variants, preview and export HTML tags.
AIFeatured
XML Sitemap Generator
Crawl linked public HTML pages on one website, review discovered URLs, and download an XML sitemap to check before publishing.
Page Speed Test
Test one public URL on mobile or desktop with PageSpeed Insights. Review Lighthouse scores, available CrUX metrics and diagnostics.
Schema Markup Generator
Generate draft JSON-LD for six structured data types and test the code before publishing.
SERP Preview
Preview a draft title, description and URL in a desktop or mobile search-result mock-up; actual Google display may differ.
Robots.txt Generator
Draft a robots.txt file with Allow and Disallow rules for the User-agent * group and an optional sitemap URL; review before publishing.
Keyword Idea Generator
Generate 20 pattern-based phrase ideas from a seed topic in your browser; filter, remove, copy or export them. Search metrics are not included.
Google Index Checker
Check whether a URL appears in a Google site: search. Use URL Inspection in Search Console for official verification.
Developer Tools
View all
Link Shortener
Create short HTTP or HTTPS links with an optional alias or password.
JSON Formatter
Format, validate and minify JSON in your browser. Review syntax errors and copy the result.
Base64 Encoder Decoder
Encode or decode UTF-8 text and supported images with Base64, then copy or download the result.
Color Palette
Build a five-color palette from one color, check contrast and export CSS, JSON, SVG or PNG.
Password Checker
Check a password against simple rules and generate a random password in your browser.
URL Encoder Decoder
Encode or decode a URL component or a complete URL. Keep the right separators, inspect the result, then copy or download TXT.
Fake Data Generator
Generate sample records for testing. Choose fields and export JSON, CSV or SQL.
CSS JS Minifier
Minify CSS or JavaScript in your browser, compare sizes and test the result before using it.
HTML Minifier
Minify HTML from pasted code or a file, compare byte sizes, and review the result before downloading.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384 or SHA-512 from text and files to compare checksums.
UUID Generator
Generate UUID v4, v1 or v7 for development. Create up to 100 IDs per batch, copy or download them, and review the 10 most recent IDs stored in your browser.
Online Code Editor
Write, run and preview HTML, CSS and JavaScript online with syntax highlighting, browser console, local drafts and HTML download.
Website Technology Checker
Inspect public signals from one HTML page to identify CMS, frameworks, server/CDN and theme, with evidence and inferred backend language.
Online Markdown Editor
Write and edit Markdown online with real-time preview, file and workspace management, autosave, Markdown to HTML conversion and flexible export.
SVG to Code Converter
Paste SVG markup or choose an .svg file, then copy HTML, inline SVG, CSS or a JSX snippet to review.
Online File Comparison
Compare text, code and text-layer PDF files with side-by-side and unified views, line numbers, word highlights, search and difference navigation.
TOTP Generator
Get a current TOTP code from a service-provided Base32 key or otpauth URI; create a new key and QR where a service accepts user-generated TOTP secrets. Optional encrypted local vault.
Utility Tools
View all
Internet Speed Test
Measure download speed in Mbps with about 5 MB of test data and view an estimated time for a 10 MB download.
BMI Calculator
Calculate BMI from height and weight for adults aged 20 and over; see a reference weight category.
Check My IP Address
See your public IP or look up an IP, URL or domain to check its ISP, ASN and approximate location.
Gross to Net Calculator
Estimate monthly gross-to-net or net-to-gross salary in Vietnam with insurance and personal income tax rules applicable from July 2026.
Holiday Countdown
Count down to Christmas, New Year, Easter, Halloween and other US, UK or Australian holidays. Choose a market and time zone for a live local countdown.
Number to Vietnamese Text
Write whole numbers and decimals with up to two places in Vietnamese words, with an optional whole-amount suffix.
Lucky Wheel
Pick one random entry from 2–100 names, numbers or prizes; optionally remove the selected entry for the next spin.
Tip Calculator
Enter a bill and tip percentage to calculate the tip, total and each person's share.
Temperature Converter
Convert Celsius, Fahrenheit and Kelvin by entering a value in any field. View formulas and reference points.
CV Builder Online
Create a CV from a sample or your own details, preview seven layouts, and print or save a PDF in your browser.
Gmail Dot Generator
Generate dotted spellings of a personal @gmail.com address. Copy up to 200 displayed variations; they reach the same inbox.
Loan Amortization Calculator
Estimate monthly principal and interest payments at a fixed annual rate. Review the balance each month and the effect of extra principal payments.
KITO 10X — AI Office Sitcom
A Vietnamese interactive AI office sitcom: fictional task diaries, character dialogue and shareable episode report cards. No real-money transactions.
AIFeatured
Unit Converter
Convert length, mass, area, volume, speed, data and temperature with instant results, formulas and batch CSV conversion.
Vietnamese Lunar Calendar
Convert a Gregorian date to its Vietnamese lunar date, leap month and Can Chi using Vietnam time (UTC+7), for dates from 1976 to 2099.
Vietnam Area Codes Lookup
Search official plate prefixes, landline area codes and two-digit administrative codes for Vietnam’s 34 provinces and cities. Includes former province names.
ZIP Folder Compressor
Create a ZIP from files or a folder in the browser with zip.js. Folder paths are preserved when supported; optional AES-256 protects file contents.
Online ZIP Extractor
Open and extract ZIP files directly in the browser. Preview entries, extract selected files, preserve folders and unlock password-protected ZIP archives without uploading data.
Online File Virus Scanner
Calculate SHA-256 and inspect basic file risk signals locally, then query multi-engine VirusTotal reports with a user-provided API key and explicit upload consent.
Online Keyboard Tester
Test keys on a physical keyboard and see which key positions the browser detects, including held keys, recent events and combinations.
Age Calculator
Calculate age on any date in years, months and days. See total weeks, days, next birthdays and 1,000/10,000-day milestones; compare ages, save an image or print.
Barcode Generator
Enter a code or CSV list, validate the data and design labels in millimetres. Preview a full label sheet and export PNG, SVG, ZIP or PDF in your browser.
Why KitoTool?
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Free and accessible Use free tools without creating an account or installing software.
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AI support for your work Use AI for writing, document summaries, translation, and other useful tasks.
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Clear about data handling See clear information on how data is handled; tools that process data locally let you work directly on your device.
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Save time Simplify everyday tasks with convenient online tools.
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A wide range of tools Find AI, PDF, image, text, SEO, and developer tools alongside other everyday utilities in one place.
Free to use
Use it in your browser
AI and smart tools
Many tasks, one platform
ABOUT KITOTOOL
157
Tools
100%
Free
0
Signups
ABOUT KITOTOOL
Free online tools for everyone
KitoTool offers 157 free online tools to help you get things done quickly in your browser, from compressing images, editing PDFs and converting files to SEO tools, developer tools and everyday utilities.
No software installation or account needed — find the right tool and get started.
- No signup
- No disruptive popups
- Free to use
- Clear about data handling
Digital Ecosystem & Development
KitoTool provides free online tools to help you get work done quickly. WebTamDuc supports individuals and businesses with website design, web app development, SEO, marketing and performance optimization, with solutions tailored to practical needs.
Featured services
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Website & Landing Page Design
— Build business websites, service websites and landing pages around your business goals.
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Custom Tools & Web App Development
— Develop online tools, web applications and custom features to your requirements.
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SEO, Marketing & Website Optimization
— Improve structure, speed, user experience and your ability to reach customers.
Combined solutions
Combine services from idea → design → development → launch → optimization to suit each project.
Latest News
Practical online tool guides for your everyday files.
Ready to streamline your work and grow your business?
Get started today.
// KitoTool
What Customers Say About Us
Feedback from customers who have used KitoTool products and services.
“What impresses me most is the speed and simplicity. I get results in the format I need in just a few steps, even when the work is urgent.”
Trần Mạnh Cường
Business Manager Thien Phat Group“The tools are easy to use, require no installation, and deliver reliable results. My team saves a lot of time on repetitive daily tasks.”
Võ Mạnh An
Student MDX High School“From image compression and PDF conversion to SEO checks, everything is in one clear interface. KitoTool has made my workflow much simpler.”
Phạm Duy Anh
Digital Marketing Specialist E-commerce“I am impressed by the quality of KitoTool’s AI. The results feel natural, are easy to edit, and make it the best option I have tried for my daily content work.”
Sofia M.
Content & Marketing Coordinator International Commerce“KitoTool is far better than the online tools I used before. Tasks that were once scattered across different sites are now in one place and much easier to handle.”
Daniel B.
Operations Manager E-commerce Business“It handles difficult image details remarkably well. The results are clean and consistent, without jagged edges or an unfinished look.”
Michael C.
Founder Digital Product Studio
FAQ
Frequently Asked Questions about KitoTool
Common questions from users getting started with KitoTool. We're always here to help.
Have another question?
Don't hesitate to reach out to our team for free 24/7 strategy consultation.
Contact UsAre all tools on KitoTool really free?
Yes! 100% of KitoTool tools are completely free. No account required, no usage limits, no ads. Just open your browser and start using immediately.
Is my data kept private?
Completely private. Your text and data are processed directly in your browser — never sent to our servers. Content never leaves your device.
How do the AI tools work?
AI tools on KitoTool use large language models to analyze and process text. Results return in seconds with high accuracy.
Do I need to install any software?
No. All tools work directly in your web browser — no app downloads or software installation needed. Compatible with Chrome, Firefox, Safari, Edge on desktop and mobile.
Does KitoTool support English?
Yes! The interface switches between Vietnamese and English. Every tool also has both VI (/vi/) and EN (/en/) URL versions with corresponding content.
How do I report bugs or suggest new tools?
Use the Contact page or email hello@kitotool.com. We typically respond within 24 hours and appreciate every piece of feedback.
SUPPORT & PARTNERSHIP
Support the project or contact us for an advertising partnership.