20 free tools · 100% private

Fast, free tools that run in your browser

No sign-ups. No uploads. No limits. Every tool runs entirely on your device — your files and data never leave your browser.

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Generators

Password Generator Create strong, random passwords instantly. QR Code Generator Turn any text or link into a QR code. UUID Generator Generate random UUID v4 IDs.

Calculators

Percentage Calculator Work out percentages, increases and decreases. Loan Calculator Estimate monthly payments and total interest. Age Calculator Find exact age in years, months and days. BMI Calculator Calculate your Body Mass Index. Compound Interest Calculator See how savings grow over time.

Converters

Unit Converter Convert length, weight, temperature, volume and more. Image Format Converter Convert between PNG, JPG and WebP. Color Converter Convert HEX, RGB and HSL colors.

Image & PDF

Image Resizer Resize images without uploading them. JPG to PDF Combine images into a single PDF. Image Compressor Shrink image file size without uploading. Merge PDF Combine several PDFs into one.

Text & Code

Word Counter Count words, characters and more. JSON Formatter Format, validate and minify JSON. Base64 Encode / Decode Encode or decode Base64 text. Hash Generator SHA-1, SHA-256, SHA-384, SHA-512. URL Encode / Decode Percent-encode or decode URLs.