Which platforms does the username checker support?

We check Instagram, TikTok, YouTube, and X (Twitter) simultaneously with a single search.

Is this username checker free?

Yes — completely free, no account required, no limits.

What if my username is taken everywhere?

Try adding a prefix or suffix like your niche or location (e.g. @janemakeup or @johncooks). Linkimiz can help you build a consistent brand across all your social profiles using a single bio link.

Can I check multiple usernames?

Yes — just type a new username and click Check again. There is no limit on the number of searches.

Username Availability Checker

Q: How accurate are the results?

Results are checked in real-time. Occasionally a platform may show 'Unknown' if their servers are slow or blocking automated checks — in that case, click the profile link to verify manually.

Instagram · TikTok · YouTube · X — checked instantly, free

Check if your desired username is available across all major social platforms at once. No signup required.

Frequently asked questions

Which social platforms does this check?

We check Instagram, TikTok, YouTube, and X (Twitter) all at once with a single search.

Is this really free?

Yes — completely free, no account required, and there's no limit on searches.

How accurate are the results?

Results are checked in real-time. If a platform shows 'Check manually', their servers may have been slow or blocking — click the View link to verify directly.

What if my username is taken on every platform?

Try adding a qualifier like your niche, city, or initials (e.g. @janecooks, @markphotonyc). A Linkimiz page lets you unify all your handles under one link.