All-in-One Free Online Tools
Fast, private online tools for images, text, calculations, and developer tasks. No sign-up required, and everything runs locally in your browser.
Press Enter to open the highlighted tool, or browse all tools
Popular Tools
View all toolsImage Compressor
Compress JPG, PNG, and WebP images to reduce file size while keeping visual quality. Files never leave your device.
Image Resizer
Resize images to exact pixel dimensions with optional aspect ratio lock. Instant preview and PNG download.
QR Code Generator
Generate QR codes from text or URLs with adjustable size and error correction. Download as PNG.
Word Counter
Count words, characters, sentences, and paragraphs in any text. Shows reading time too.
JSON Formatter and Validator
Format, beautify, validate, and minify JSON data with clear error messages.
Age Calculator
Calculate exact age from a birth date in years, months, days, plus total days and weeks.
Percentage Calculator
Calculate percentage of a number, what percent one number is of another, and percentage change.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, and kebab-case.
Password Generator
Generate strong random passwords and memorable passphrases with full control over length, character sets, and exclusions. Secure browser crypto, never stored.
Everyday Tools
Coming Soon
These tools are planned for upcoming releases. They are not linked yet because they are not finished.
Image Format Converter
Convert images between JPG, PNG, and WebP.
Image to Base64 Converter
Turn images into Base64 data URIs.
Image Cropper
Crop images to a selected region.
Character Counter
Count characters with and without spaces.
Remove Extra Spaces
Clean up extra whitespace and blank lines.
Duplicate Line Remover
Delete repeated lines while keeping order.
Text to Slug Generator
Create URL-friendly slugs for SEO.
BMI Calculator
Calculate BMI with health category.
Discount Calculator
Find discount amount and final price.
GST Calculator
Add or remove GST with custom rates.
Date Difference Calculator
Days, months, and years between dates.
Base64 Encoder and Decoder
Encode and decode Base64 strings.
URL Encoder and Decoder
Encode and decode URL components.
UUID Generator
Generate random UUID v4 identifiers.
HTML Entity Encoder and Decoder
Escape and unescape HTML entities.
Unix Timestamp Converter
Convert epoch time to readable dates.
Random Number Generator
Generate numbers in a range.
Word and Line Counter
Count words and lines quickly.
Unit Converter
Convert length, weight, and temperature.
Why Choose ToolMint?
Completely Free
Every tool is free to use with no hidden costs, subscriptions, or sign-up walls.
Privacy First
Image and text processing happens in your browser. Your files are never uploaded.
No Registration
Open any tool and start working immediately. No account or personal details required.
Frequently Asked Questions
Are these online tools really free?
Yes. Every tool listed on ToolMint is free to use. There is no account requirement and no paid tier for the current set of tools.
Do you upload my files or text to a server?
No. Image and text tools run entirely in your browser using local JavaScript APIs. Your data stays on your device and is not sent anywhere.
Do I need to create an account?
No. You can use every tool immediately without registering, logging in, or providing an email address.
Which devices does ToolMint work on?
The site is built mobile-first and works in modern browsers on phones, tablets, laptops, and desktops.