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Every tool you need,
all in one place

Images, documents, finance, health — pick your tool and go.
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21+

Free Tools

0

Sign-ups Needed

100%

Browser Based

24/7

Always Available

The Collection

All 21 tools, one destination

Click any tool to launch it — no accounts, no paywalls, no nonsense.

Convert files between formats instantly — images, documents, audio and more. Fast and private.

QR Code Generator

Create custom QR codes for URLs, contact cards, Wi-Fi, and more. Download instantly.

Resize or crop any image to exact pixel dimensions instantly in your browser.

Image Compressor

Shrink image file sizes without losing visible quality. JPEG, PNG, WebP supported.

Currency Converter

Real-time exchange rates for hundreds of currencies worldwide. Fast and accurate.

Color Extractor

Upload any image and get a full layout of all the colors used. Easy and Simple.

Under Maintenance

Coming soon — check back shortly

Split any image into equal grid pieces for posters, puzzles, or social media carousels.

Convert any video to a silky smooth GIF — up to 50fps, one of the smoothest on the market. Add captions, control speed, reverse, and more. Private & browser-based.

Under Maintenance

Coming soon — check back shortly

Photo Watermark

Add custom text or logo watermarks to your photos in seconds.

Under Maintenance

Coming soon — check back shortly

EXIF Data Viewer

Read hidden metadata from any photo — camera model, GPS, date, settings and more.

Under Maintenance

Coming soon — check back shortly

Tip & Bill Splitter

Calculate tips and split a bill among any number of people, easily.

Under Maintenance

Coming soon — check back shortly

Add or remove VAT at any rate. Supports UK, EU, and custom percentages.

Under Maintenance

Coming soon — check back shortly

Calorie Tracker

Log meals, track daily calorie intake, and monitor your nutrition goals.

Under Maintenance

Coming soon — check back shortly

BMI & Body Stats

Calculate your BMI, ideal weight range, and body fat estimates. Metric and imperial.

Under Maintenance

Coming soon — check back shortly

Water Intake Tracker

Set daily water goals and track every glass. Stay hydrated, stay sharp.

Under Maintenance

Coming soon — check back shortly

Combine multiple PDF files into one in seconds. Drag, drop, merge — done.

Under Maintenance

Coming soon — check back shortly

Font Detection Tool

Upload an image and identify the font used. Find the perfect typeface match.

Under Maintenance

Coming soon — check back shortly

Text to Handwriting

Convert typed text into realistic handwriting styles. Great for personalised content.

Under Maintenance

Coming soon — check back shortly

Social Media Resizer

Resize images to the perfect dimensions for Instagram, Twitter, LinkedIn, and more.

Under Maintenance

Coming soon — check back shortly

Photo Collage Maker

Arrange multiple photos into a stunning collage layout with custom styles.

Under Maintenance

Coming soon — check back shortly

Lossless File Transfer

Convert and transfer photos between formats with zero quality loss.

Under Maintenance

Coming soon — check back shortly

Portfolio Generator

Build and export a clean visual portfolio from your images and project links.

Why TwentyOneTools

is

Built for everyone

No jargon, no bloat — just the tools you need, working the way you expect.

Instant & Browser-Based

Every tool runs entirely in your browser. No installs, no waiting — just open and go. Your files never leave your device.

Private by Design

We don't store your files or track your usage. What you upload stays on your machine. Full stop.

100% Free, Always

Every tool on this site is completely free — no hidden fees, no premium tiers, no paywalls. Ever.

Works on Any Device

Fully responsive across desktop, tablet, and mobile. Use your toolkit wherever you are.

New Tools Regularly

We're constantly adding new tools to the collection. Bookmark this page and check back soon.

Simple & Focused

Each tool does one thing brilliantly. No cluttered interfaces — just clean, focused, fast tools.