Write Instagram Reels captions with AI: a strong first line before the 'more' cut-off, a call to action and hashtags. Free, no login.
Free tier: 20 generations a day.
How It Works
A sentence about your topic, audience or video is enough.
AI writes several options in a few seconds.
Copy one, edit it, or generate again for new ideas.
The Instagram Reels Caption Generator is a free online tool from ShortsHero: captions with a hook in the first line, before 'more'. An AI model writes the result in a few seconds. Free, up to 20 runs a day.
Captions with a hook in the first line, before 'more'.
Why Use This Tool
Pick the best or combine them.
Lengths, tone and format match what performs there.
Generate straight away.
Yes — 20 generations a day, no account needed.
Yes. The text is yours to use, edit and publish.
ShortsHero turns long videos into short vertical clips with AI moment detection, face tracking and animated captions — and has free tools for subtitles, transcripts and video formats.
The same transcription powers ShortsHero's clip maker: it finds the strongest moments, reframes them to vertical and adds word-by-word captions in 36 styles.
Try the clip maker freeFree to start · No credit card required
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