Every tool you need, at your fingertips
Free online tools for developers, designers, and creators. Format JSON, compress images, generate passwords, convert colors, download sample files, and more — all in your browser.
- 100% Free
- Private by design
- No account
- Works on mobile
Lightning Fast
Open a tool and finish the task in seconds.
100% Private
Processing stays in your browser whenever possible.
Always Free
No signup, no install, no paywall for core tools.
Most used tools
View allJSON Formatter
Format and beautify JSON online. Instantly prettify minified JSON with proper indentation.
Base64 Encoder
Encode text or data to Base64 format online. Fast and free Base64 encoding tool.
UUID Generator
Generate random UUIDs (v4) online. Create unique identifiers instantly.
JSON Validator
Validate JSON data online. Catch syntax errors and verify JSON structure instantly.
Password Generator
Generate strong, secure random passwords online. Customize length, characters, and symbols.
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text instantly. Choose number of paragraphs or words.
Fake User Data Generator
Generate fake user profiles with name, email, address, and phone. Perfect for testing.
Color Palette Generator
Generate beautiful random color palettes online. Copy hex codes instantly.
Sample Files Download
Download sample files for testing. Sample PDF, CSV, JSON, and Excel files available.
Sample PDF File Download
Download a sample PDF file for testing. Free sample PDF for developers and testers.
Download 10MB Test File
Download a 10MB test file for speed testing and development. Free dummy 10MB file.
Word & Character Counter
Count words, characters, and sentences in your text instantly. Free online text analysis tool.
Developer Tools
19 free developer tools
JSON Formatter
Format and beautify JSON online. Instantly prettify minified JSON with proper indentation.
JSON Minifier
Minify and compress JSON data online. Remove whitespace to reduce JSON file size.
Base64 Encoder
Encode text or data to Base64 format online. Fast and free Base64 encoding tool.
Base64 Decoder
Decode Base64 encoded strings back to plain text. Free online Base64 decoder.
URL Encoder
Encode special characters in URLs online. Convert strings to URL-safe percent encoding.
URL Decoder
Decode percent-encoded URLs back to readable text. Free online URL decoding tool.
UUID Generator
Generate random UUIDs (v4) online. Create unique identifiers instantly.
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Free timestamp tool.
Random JSON Generator
Generate random JSON data online. Create dummy JSON objects for testing and development.
JSON Validator
Validate JSON data online. Catch syntax errors and verify JSON structure instantly.
JSON to CSV Converter
Convert JSON data to CSV format online instantly. Free and secure JSON parsing tool.
JSON to XML Converter
Convert JSON objects to XML format online. Fast, secure, and free data converter.
JSON Diff Tool
Compare two JSON objects side-by-side online. Find differences and changes instantly.
HTML Encoder / Decoder
Encode and decode HTML entities online. Convert special characters to HTML-safe strings.
JWT Decoder
Decode JSON Web Tokens (JWT) online. View payload and header data securely.
SHA256 Generator
Generate SHA256 hashes online. Fast and secure cryptographic hashing.
MD5 Hash Generator
Generate MD5 hashes online. Create MD5 fingerprints from text strings instantly.
Regex Tester
Test regular expressions online. Match, extract, and replace text using Javascript Regex.
Cron Expression Generator
Generate and parse cron expressions online. Translate cron schedules into human readable text.
Generators
5 free generators
Password Generator
Generate strong, secure random passwords online. Customize length, characters, and symbols.
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text instantly. Choose number of paragraphs or words.
Fake User Data Generator
Generate fake user profiles with name, email, address, and phone. Perfect for testing.
Random Number Generator
Generate random numbers online within any range. Free and instant random number tool.
Random String Generator
Generate random strings of any length online. Useful for tokens, IDs, and testing.
Design Tools
7 free design tools
Color Palette Generator
Generate beautiful random color palettes online. Copy hex codes instantly.
CSS Gradient Generator
Generate beautiful CSS gradients online. Copy CSS gradient code for your projects.
HEX to RGB Converter
Convert HEX color codes to RGB values instantly. Free online color converter.
RGB to HEX Converter
Convert RGB color values to HEX color codes instantly. Free online color converter.
Cute Symbols & Emojis
Copy and paste cute symbols, emoticons, and special characters for free.
Arrow Symbols
Copy and paste arrow symbols and special arrow characters. All arrow types included.
Star Symbols
Copy and paste star symbols and special star characters. All star variants included.
File Tools
7 free file tools
Sample Files Download
Download sample files for testing. Sample PDF, CSV, JSON, and Excel files available.
Sample PDF File Download
Download a sample PDF file for testing. Free sample PDF for developers and testers.
Sample CSV File Download
Download a sample CSV file with test data. Free CSV file for developers and testers.
Sample JSON File Download
Download a sample JSON file for testing. Free JSON file for developers and testers.
Sample Excel File Download
Download a sample Excel XLSX file for testing. Free Excel file for developers and testers.
Download 10MB Test File
Download a 10MB test file for speed testing and development. Free dummy 10MB file.
Download 50MB Test File
Download a 50MB test file for speed testing and development. Free dummy 50MB file.
Text Tools
6 free text tools
Word & Character Counter
Count words, characters, and sentences in your text instantly. Free online text analysis tool.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, or Sentence case online instantly.
String & Text Reverser
Reverse any text string backwards online instantly. Free text flip tool.
Remove Extra Whitespace
Remove extra spaces, tabs, and line breaks from text online. Clean up messy formatting.
Alphabetical Text Sorter
Sort text lists alphabetically online. Order line items ascending or descending.
Duplicate Line Remover
Remove duplicate lines from text lists online. Instantly clean and filter unique items.
Image Tools
5 free image tools
Image to Base64 Converter
Convert images to Base64 data URIs online. Embed images directly into HTML or CSS.
Image Compressor
Compress images online. Reduce JPG, PNG, and WebP file sizes quickly and securely.
JPG to PNG Converter
Convert JPG/JPEG images to PNG format online. Keep transparency and quality.
PNG to WebP Converter
Convert PNG images to WebP format online. Optimize images for the web.
Image Resizer
Resize images online by percentage or exact pixels. Fast and secure browser-based resizing.
Why people use TinyToolbox
Each tool has its own dedicated page built around a clear search intent — format JSON, generate a password, compress an image, download a sample file — so you land on the exact utility you need.
Tools are free, fast, and private. No account wall, no desktop install, and related tools are linked so you can move through a full workflow without leaving the site.