📝 Caption Length Checker

Check if your caption fits Twitter, Instagram, and other limits.

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Caption Length Checker runs entirely in your browser. Enable JavaScript to use the interactive tool — your files are processed locally and never uploaded.

What is Caption Length Checker?

Caption Length Checker verifies your caption fits the character limit of any major platform. Pick a platform, type your caption, and the tool shows how many characters you have left — so nothing gets cut off when you post.

How to Use Caption Length Checker

  1. Select your target platform
  2. Type or paste your caption
  3. Watch the live character count and remaining space
  4. Trim until you're comfortably under the limit

Why Use Our Caption Length Checker?

  • Know the exact limit for X, Instagram, Facebook, LinkedIn, and TikTok
  • Live character counter as you type
  • No more posts that get truncated mid-sentence
  • Private — everything stays in your browser

Common Use Cases

  • Writing tweets that fit the 280-character limit
  • Drafting Instagram and LinkedIn captions
  • Teaching clients how to format social copy

Frequently Asked Questions

  • X (Twitter) allows 280 characters, Instagram 2,200, Facebook 63,206, and LinkedIn 3,000. TikTok uses a 2,200-character description limit.
  • Most emojis count as one character on these platforms, though multi-part emojis (like family or flag emojis) can count as several.