ToolNestToolNest
You're on the Free plan — limits and watermarks apply.Upgrade →

Username Availability Checker

Pro

Check whether a username is available on Instagram, TikTok, X, GitHub, and more.

Loading tool…

Frequently asked questions

Is Username Availability Checker really free?

Yes — Username Availability Checker is 100% free with no signup, no watermarks, and no usage limits on the basic version.

Is Username Availability Checker safe to use?

Your files are processed in your browser whenever possible and never stored on our servers.

Does Username Availability Checker work on mobile?

Yes — it works on iPhone, iPad, Android, Windows and Mac in any modern browser.

Do I need to install anything?

No. Username Availability Checker runs entirely in your browser. No download, no extension, no account.

What's the difference between Free and Pro?

Free covers the core Username Availability Checker features with reasonable daily limits. Pro removes limits, lifts the file-size cap, and unlocks batch processing and embed widgets.

Other ways people use Username Availability Checker

Popular long-tail searches — each opens a tailored landing page for that use case.

Username Availability Checker onlineUsername Availability Checker free foreverUsername Availability Checker no signup requiredUsername Availability Checker without watermarkUsername Availability Checker for macUsername Availability Checker for windows 10 & 11Username Availability Checker for androidUsername Availability Checker for iphone & ipad

Related Social Media tools

More from the Social Media category

View all
Popular

YouTube Thumbnail Downloader

Download YT thumbnails in HD

Popular

YouTube Thumbnail Maker

Design eye-catching YT thumbnails

YouTube Tag Extractor

See any video's tags

YouTube Channel ID Finder

Get channel ID from URL

YouTube Embed Code Generator

Custom YT embed iframe

Instagram Image Resizer

Perfect IG sizes