# Captions vs Synthesia

> Captions: AI video editor that turns raw footage and prompts into finished, captioned videos
> Synthesia: Create narrated business videos from text with AI avatars in 140+ languages

- Captions profile: https://finderatlas.com/tools/captions
- Synthesia profile: https://finderatlas.com/tools/synthesia
- Comparison page: https://finderatlas.com/compare/captions-vs-synthesia
- Last reviewed: October 2026

## Verdict

Captions and Synthesia are both Video AI tools. Synthesia scores higher in FinderAtlas's editorial review (8.6 vs 7.6 out of 10), led by ease of use and value for money. Both have a free plan or trial. Only Captions is available on iOS.

### Choose Captions if

- You want a tool built for fast short-form video editing, auto-captioning, and AI avatar or digital twin videos for ads and social posts.
- Chat-based editing lets users change a video with text prompts, with hand controls still available.
- Captions and subtitles in 100+ languages with 100+ caption styles.

### Choose Synthesia if

- You want a tool built for corporate training videos.
- Free Basic plan with 10 minutes of video or dubbing per month.
- 140+ languages for voiceovers and translation.

## Pricing

| | Captions | Synthesia |
| --- | --- | --- |
| Pricing model | Freemium | Freemium |
| Free plan or trial | Yes | Yes |
| Starting price | $0 | $0 |

## Features

| Feature | Captions | Synthesia |
| --- | --- | --- |
| AI Edit | Yes | Not listed |
| Chat-Based Editor | Yes | Not listed |
| Automatic Captions | Yes | Not listed |
| AI Avatars & Digital Twins | Yes | Not listed |
| Text-to-Video Generation | Yes | Not listed |
| Cleanup Tools | Yes | Not listed |
| Long Video to Clips | Yes | Not listed |
| Music & Sound Effects | Yes | Not listed |
| AI avatars | Not listed | Yes |
| Text, document and PowerPoint to video | Not listed | Yes |
| 140+ languages | Not listed | Yes |
| Video dubbing and translation | Not listed | Yes |
| Interactive videos | Not listed | Yes |
| Sessions | Not listed | Yes |
| Brand controls and collaboration | Not listed | Yes |
| SCORM export and SSO | Not listed | Yes |
| API and MCP | Not listed | Yes |

## Platforms

| Platform | Captions | Synthesia |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | No | No |
| macOS | No | No |
| iOS | Yes | No |
| Android | No | No |
| API | Yes | Yes |
| Browser Extension | No | No |

## Captions strengths

- Chat-based editing lets users change a video with text prompts, with hand controls still available.
- Captions and subtitles in 100+ languages with 100+ caption styles.
- Combines editing and generation: AI avatars, digital twins and text-to-video in one app.
- Credits roll over up to 3x the monthly allowance.
- API available for developers who want captioning or generation in their own products.

## Captions limitations

- Published prices are iOS prices only; web pricing and the annual discount are not listed.
- The free plan includes no AI credits, so generative features need a paid plan starting at $24.99/month.
- No confirmed Android app or desktop app; availability is web and iOS.
- Top self-serve tiers are expensive ($139.99 and $279.99 per month).

## Synthesia strengths

- Free Basic plan with 10 minutes of video or dubbing per month
- 140+ languages for voiceovers and translation
- Turns prompts, documents and PowerPoint files into editable videos
- Interactive videos, roleplay and survey Sessions beyond standard video
- Enterprise features include SAML/SSO and SCORM export, and a public API is available

## Synthesia limitations

- Free plan videos carry a watermark and cannot be downloaded
- SCORM export, SAML/SSO and Brand Kits are limited to Enterprise
- Credit-based plans are hard to forecast because usage depends on the content of each video
- No mobile app found in the App Store

## FAQ

**Is Captions better than Synthesia?**

It depends on your workflow. Captions is built for fast short-form video editing, auto-captioning, and AI avatar or digital twin videos for ads and social posts. Synthesia is built for corporate training videos.

**What are the key feature differences between Captions and Synthesia?**

Captions: AI video editor that turns raw footage and prompts into finished, captioned videos. Synthesia: Create narrated business videos from text with AI avatars in 140+ languages.

**Does Captions or Synthesia have a free plan?**

Yes, both do. Captions is freemium and Synthesia is freemium, and each has a free plan or trial.

**Which is cheaper, Captions or Synthesia?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.