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Free Instagram caption generator
A caption has one job: get the first line read, then earn the next action, whether that is a save, a comment or a click. The generator writes three different captions for your post, each shaped to the platform's length limits and habits, with relevant hashtags.
Generate Instagram captions
Free: 2 runs a day without an account, 10 a month with a free account.
Your result will appear here.
Instagram at a glance
| Caption / post length | Up to 2,200 characters |
|---|---|
| Hashtags | 3 to 5 relevant hashtags (the hard limit is 30) |
| Formats | Reels, carousels (up to 20 slides), single photos and Stories |
| Image size | 1080 × 1350 (4:5) for feed posts, 1080 × 1920 (9:16) for Reels |
| Good times to start with | Consumer: weekdays 7–9 AM and 11 AM–1 PM Business: Tuesday to Thursday, 8–10 AM Local business: weekdays 11 AM–1 PM and 5–7 PM |
| Strongest days | Tuesday to Friday |
Only the first line or two of a caption shows before "more", so the hook has to work on its own. Platform limits change from time to time, so check the app if a number matters.
Instagram captions by niche
Questions
How many hashtags should I use on Instagram?
Use 3 to 5 relevant hashtags (the hard limit is 30). Tags work best when they describe the post, not when they are added for reach alone.
What is the Instagram character limit?
Captions or posts on Instagram allow up to 2,200 characters. Only the first line or two of a caption shows before "more", so the hook has to work on its own.
When is the best time to post on Instagram?
Good starting points: weekdays 7–9 AM and 11 AM–1 PM for consumer audiences, Tuesday to Thursday, 8–10 AM for business audiences. Strongest days are usually Tuesday to Friday. Test these, then keep what wins in your own analytics.
Is the Instagram caption generator free?
Yes. You can run it 2 times a day without an account, or 10 times a month with a free account. For more, credit packs start at $6 for 30 runs, and Pro is $29 a month for 1,500 runs.