Invoice Generator JSON Viewer Base64 Encoder / Decoder iFrame Tester HTML Viewer Image Editor PDF Editor Regex Tester Markdown Editor JWT Decoder Color Palette Generator Timestamp Converter Hash Generator Password Generator QR Code Generator CSS Gradient Generator SVG Viewer Text Diff DNS Checker SSL Checker QR Code Scanner Domain Checker Word Counter Notepad To-Do List

Domain Checker

Check if a domain name is available across .com, .io, .app, .ai and more TLDs.

Type a domain name and press Check.

Results powered by what.domains

Try these tools

Developer iFrame Tester Preview any URL in an iframe with responsive viewport presets.

Security Password Generator Generate strong, secure passwords. Fully offline, nothing stored.

Network SSL Checker Verify SSL certificate details, expiry date and issuer for any domain.

Tooly is a product by Fersoft Technologies LLC.
Free online tools for developers, designers & creators.

Tools

Invoice Generator
JSON Viewer
Base64 Encoder / Decoder
iFrame Tester
HTML Viewer
Image Editor
PDF Editor
Regex Tester
Markdown Editor
JWT Decoder
Color Palette Generator
Timestamp Converter
Hash Generator
Password Generator
QR Code Generator
CSS Gradient Generator
SVG Viewer
Text Diff
DNS Checker
SSL Checker
QR Code Scanner
Domain Checker
Word Counter
Notepad
To-Do List

© 2026 Fersoft Technologies LLC. All rights reserved.
All tools are free and run in your browser.