# subMatik vs Only Captions

The clearest difference is in-app purchases: subMatik at none against Only Captions's 3. subMatik also leads on ads (none vs shown). Only Captions's advantage is update cadence (every 5 days vs every 3 weeks) and iOS requirement (17.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Only Captions sells 3 in-app purchases, starting at $2.99 per month. subMatik asks for nothing beyond the download.

subMatik ships an update every 3 weeks, Only Captions every 5 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | subMatik | Only Captions |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/submatik/id6772765762/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 7 MB | 170 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Sevki Bugra Ozbek](https://appshunter.io/developer/1896531994) | [Shikhar Mishra](https://appshunter.io/developer/6799076986) |

## What reviewers say

### subMatik

[App page](https://appshunter.io/ios/app/submatik/id6772765762)

This app transforms your iPhone into a subtitle creation studio. It automatically generates accurate, timed captions for any video or audio file directly on your device, supporting over 70 languages. You can also translate existing captions or burn them directly into your video for easy sharing.

**Highlights:** On-device AI transcription, 70+ language support, Context-aware translation, Vertical-friendly subtitle placement, Burn-in subtitles to video, SRT and MP4 export

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Only Captions

[App page](https://appshunter.io/ios/app/only-captions-ai-captions/id6799076984)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Yearly Promo | $17.99 | per year |
| Annual Plan | $24.99 | per year |


## Frequently asked questions

### Is subMatik free?

subMatik is free to download, with no in-app purchases.

### Is Only Captions free?

Only Captions is free to download, with in-app purchases available.

### Do subMatik or Only Captions have ads?

Only Captions shows ads; subMatik does not.

### Which is updated more often, subMatik or Only Captions?

subMatik ships an update every 3 weeks, and Only Captions every 5 days. Most recently, subMatik was updated on November 5, 2026 and Only Captions on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*