Bio Length Checker
Write one bio and see instantly where it fits — Instagram, X, TikTok, LinkedIn, Threads, Bluesky, YouTube, Pinterest and Facebook — with an overflow preview showing exactly what gets cut.
Runs 100% in your browser · nothing you enter is uploaded
How to use it
- Type your bio.
- See each platform’s gauge.
- Trim or tailor versions for platforms that overflow.
Questions
Do line breaks count?
Yes, each line break is one character on most platforms.
Why does TikTok show red so fast?
TikTok bios are only 80 characters.
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