Free Online Tools for Everyday Tasks
Fast, private, browser-based utilities - no signup, no tracking, works offline.
Productivity
Health
Converters
Finance
Text Tools
Generators
Image Tools
Developer Tools
JSON Formatter
Beautify, validate, and minify JSON data
Regex Tester
Test and debug regular expressions with real-time matching
Color Picker
Pick colors and convert between HEX, RGB, and HSL
Base64 Encoder
Encode and decode Base64, URL, and HTML entities
JWT Decoder
Decode JSON Web Tokens (no verification)
Code Snippets
Save and organize reusable code snippets
Text Diff
Compare two pieces of text or code
HTTP Headers
Parse and display HTTP headers
SQL Formatter
Format and beautify SQL queries
Markdown Editor
Live-edit and preview Markdown
HTML/CSS/JS Formatter
Beautify or minify HTML, CSS, and JavaScript
YAML Formatter
Format YAML and convert to/from JSON
Why OnlineTools360?
OnlineTools360 is designed for speed, privacy, and ease of use. Every tool runs directly in your browser, so your files and inputs stay on your device. From calculators and converters to developer utilities, you get instant results without login or installation.
Popular Tools
Frequently Asked Questions
Are these tools really free?
Yes. All tools on OnlineTools360 are completely free to use.
Do I need to create an account?
No signup is required. Open a tool and start using it instantly.
Is my data uploaded to a server?
No. Tools are browser-based and process data locally whenever possible.
Can I use OnlineTools360 on mobile?
Yes. The website is responsive and works across desktop, tablet, and mobile devices.