Caption checker

Check a caption against Instagram, TikTok, and YouTube length and hashtag limits.

How this works: checked in your browser against published platform limits (reviewed September 2026) — nothing is uploaded.

Caption

0 characters · 0 words · 0 hashtags · 0 mentions

Instagram caption

Fits

0 / 2,200 characters

Instagram allows up to 30 hashtags; a few relevant ones are usually enough.

Fits

0 / 4,000 characters

Hashtags count toward the 4,000-character limit.

Fits

0 / 5,000 characters

YouTube ignores every hashtag on a video that has more than 60.

Move hashtags to the end

Platforms change their limits. Character counts are approximate; confirm in the app before a big launch.

See one idea move from draft to insight in the demo, or start free — no credit card during early access.