Write and revise
Count words, summarize material, rewrite paragraphs and check content before submission.
Free online tools for students
A focused set of study tools for documents, assignments, writing, quick checks and everyday coursework.
Overview
Study and submit work faster
This page collects the tools students often need most: word counting, summarizing long material, paraphrasing, plagiarism checks, PDF conversion and extracting text from images. Everything runs in the browser, so it is ready for assignments, reports, slides and daily study tasks.
Common tasks
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Jump into the tools that fit common student workflows, from writing to document cleanup.
Handle documents
Merge PDFs, convert PDF to Word or extract text from scanned notes.
Prepare submissions
Create QR codes, convert numbers to words and clean duplicate lines from notes.
Recommended student tools
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Word Counter
Count words, characters, estimated sentences and paragraphs in pasted text.
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Text
AIFeatured
Text Summarizer
Summarize with KitoTool AI or local sentence extraction. Choose length and paragraph or bullet output; check sources in local mode.
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Text
AIFeatured
AI Paraphraser
Rewrite with KitoTool AI or on-device processing in six modes. Compare both versions before copying or exporting.
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AI
Plagiarism Checker
Review matches against common English phrases and repeated passages in your text. This local check does not search the web.
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Text
PDF to Word
Extract text from selected PDF pages into an editable DOCX, HTML or TXT file in your browser.
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PDF
PDF Merge
Combine PDF files into one document and arrange their order before downloading.
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PDF
PDF to PNG
Export selected PDF pages as PNG images that preserve rendered pixels. Check text and image size before download.
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PDF
Image to Text (OCR)
Extract editable text from an image with OCR, with support for Vietnamese, English and other available languages.
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Image
Online Markdown Editor
Write and edit Markdown online with real-time preview, file and workspace management, autosave, Markdown to HTML conversion and flexible export.
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Developer
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.
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Image
Number to Vietnamese Text
Write whole numbers and decimals with up to two places in Vietnamese words, with an optional whole-amount suffix.
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Utility
Remove Duplicate Lines
Remove duplicate lines from pasted text or TXT/CSV files and sort the retained lines by text, number or length.
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Text
Role FAQ
Frequently asked questions for Students
Quick answers to help you choose the right role and use KitoTool tools more effectively.
Need another suggestion?
Tell us what you need and KitoTool can suggest a suitable tool or add a new role.
Contact KitoToolWhat are free online tools for students?
They are browser-based utilities that help students handle writing, documents, PDFs, images and assignment preparation more efficiently.
Are the student tools on KitoTool free?
Yes. The tools listed here run in the browser and do not require installation.
How is this different from the full tools page?
This page preselects tools that match study, document and assignment workflows.
Should AI tools replace studying?
No. Use AI for drafts, summaries or wording help, then review the result yourself before submitting.
Which tools should I use for a long assignment?
Start with word counting and summarization, then use rewriting or plagiarism checks before preparing the final file.