140 free tools · zero upload · no login

Every tool you need.
Nothing ever uploaded.

Compress images, merge PDFs, format code, run calculators — 140 tools that do all the work right inside your browser. Fast, free, and private by design.

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140

Free tools

Files ever uploaded

100%

Runs in browser

146

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140 tools · 9 categories

Find your tool

Pick a lane — every category runs 100% in your browser.

36 tools

Developer

JSON formatter, Base64, regex, UUID, JWT, hash, cron, SQL & more.

29 tools

PDF

Merge, split, compress, sign, OCR, redact, convert to & from Word, Excel, JPG.

Image

Compress, resize, convert JPG↔PNG↔WebP, crop, remove background.

Text

Word counter, case & slug, diff, readability.

Finance

Loan, currency, compound interest, invoice.

Converters

Units, timezone, number base, age, roman.

Color

Picker, palette, gradient, contrast checker.

SEO

Meta tags, OG preview, robots.txt.

Health

BMI, calorie (TDEE), water intake.

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All 140 tools

Image Compressor

Compress JPG, PNG, WebP images online free. Reduce file size up to 80% without losing quality.

PDF Merger

Merge multiple PDF files into one online free. Drag to reorder.

JSON Formatter

Format, validate and minify JSON online free. Instant client-side processing.

QR Code Generator

Generate QR codes for URLs, WiFi, vCards, email and text. Custom colors and logo.

Sign PDF

Sign a PDF online free. Draw your signature and place it anywhere on the page. No upload to server.

Background Remover

Remove image backgrounds with AI. Runs in browser — no upload. Download transparent PNG.

Invoice Generator

Create professional invoices online free. Download as PDF. No signup, no watermark.

BMI Calculator

Calculate Body Mass Index with healthy weight range and target weight calculator.

Privacy you can verify

Not a promise. Proof you can check in 10 seconds.

Every tool runs as WebAssembly inside your browser tab — the same tech behind Figma and Photoshop on the web. Competitors upload your file to their servers. We can't, because our code never asks to.

1Open Chrome DevTools → Network tab

2Use any tool — compress a photo, merge a PDF

3See zero upload requests. Your file stayed put.

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Every tool you need.Nothing ever uploaded.