PostPublish

Instagram

Free Instagram Caption and Hashtag Helper

Tidy an Instagram caption, clean and de-duplicate hashtags, add line breaks that survive, and check length against the 2,200-character limit. Runs in your browser.

Hashtag placement

Result

Your caption appears here.

0 of 2,200 characters · 0 hashtags

How it works

  1. Paste your caption and, if you like, a list of hashtags.
  2. Choose whether hashtags go in the caption or in a block after it.
  3. Copy the result. Length is checked against 2,200 characters.

What it does

It strips stray symbols and duplicates from hashtags, makes sure each starts with #, keeps your line breaks, and shows the final length against Instagram's 2,200-character caption limit. Nothing is uploaded; it all runs in your browser.

Then schedule it

Paste the result into PostPublish to schedule it to your Instagram professional account, or ask your AI agent to do it.

Tips

  • Put the hook in the first line; long captions are cut off behind a "more" link.
  • Fewer, relevant hashtags usually read better than a long block.

FAQ

How many hashtags should I use?

Instagram's guidance on hashtags has changed over time, so this tool does not enforce a number. It shows the count and the length so you can decide.

Is my text sent anywhere?

No. The tool runs entirely in your browser.

From the blog

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Ready to schedule to Facebook, Instagram, Threads, X, LinkedIn and Telegram?

These utilities stay free. PostPublish schedules the result to Facebook Pages, Instagram and Threads, by hand or through your AI agent.