Subtitles for Reels
Instagram Reels subtitle generator
In short
AutoSubtitles adds subtitles to Instagram Reels automatically. It transcribes your clip with AI, styles the captions for vertical video, and exports a 9:16 MP4 ready to share. No account needed to start.
Overview
At a glance
| Best for | Captioning Instagram Reels |
|---|---|
| Aspect ratio | 9:16 vertical and others |
| Caption styles | 25+ presets, fully customizable |
| Output | MP4 with subtitles burned in |
| Account | Not needed to start |
| Price | Free to start |
Workflow
How it works
- 1
Upload your Reel
Drop in your vertical clip or any aspect ratio.
- 2
Auto-generate subtitles
AI transcribes the audio into captions in seconds.
- 3
Style for Reels
Choose a preset or customize fonts, colors, and position.
- 4
Export 9:16
Render a vertical MP4 with subtitles burned in.
Capabilities
Features
Built for vertical
Export 9:16 video sized right for Reels, plus other aspect ratios.
Reel-ready styles
Bold, legible caption presets that read well on a phone.
AI transcription
Captions are generated for you, then you edit any line.
Quick to publish
Caption and export in minutes without a heavy editor.
Plans
Free vs Pro
Start free, upgrade only if you need more.
| Capability | Free | Pro |
|---|---|---|
| Vertical 9:16 export | Yes | Yes |
| Reel-ready caption styles | Basic | 25+ presets |
| AI subtitle generation | Yes | Yes |
| Editable text and timing | Yes | Yes |
| Export captioned video | Yes | Yes |
| HD and 4K export | No | Yes |
| Animations and word highlights | No | Yes |
| AI translation | No | Yes |
| Custom fonts | No | Yes |
| SRT, VTT and TXT download | No | Yes |
Use cases
Who it's for
Reels creators
Caption every Reel so it works with the sound off.
Brands
Keep Reels captions on brand and accessible across campaigns.
Repurposers
Turn long videos into captioned Reels in minutes.
No account required, start in seconds
FAQ
Frequently asked questions
Q.How do I add subtitles to an Instagram Reel?
Upload your Reel to AutoSubtitles, generate captions with AI, style them for vertical video, and export a 9:16 MP4 with the subtitles burned in, ready to share on Instagram.
Q.Is it free to subtitle Reels?
Yes. Generating, editing, and exporting subtitles is free with no signup. Pro adds HD and 4K export, presets, and custom fonts.
Q.Does it export the right size for Reels?
Yes. You can export 9:16 vertical video for Reels, plus other aspect ratios if you need them.
Q.Can I match my brand style?
Yes. You can customize fonts, colors, outlines, and position, and on the Pro plan upload your own fonts and save presets.
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