# SubExtractor vs Circuit

The clearest difference is in-app purchases: SubExtractor at none against Circuit's 2. Circuit's advantage is iOS requirement (18.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Circuit sells 2 in-app purchases, starting at $7.99 per month. SubExtractor asks for nothing beyond the download.

SubExtractor ships an update weekly, Circuit every 5 days. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | SubExtractor | Circuit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/subextractor/id6752910266/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free | — |
| Size | 10 MB | 41 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Junior Espino](https://appshunter.io/developer/1841681181) | [Vasily Lukin](https://appshunter.io/developer/1754552443) |

## What reviewers say

### SubExtractor

[App page](https://appshunter.io/ios/app/subextractor/id6752910266)

Effortlessly capture and use subtitles directly within Safari. Transform captions into clean, usable text for studying, research, or easy comprehension. Offers flexible formatting and privacy-focused, on-device processing.

**Highlights:** Instant caption detection in Safari, Clean reading view without distractions, Copy and export subtitles, Flexible formatting options, On-device processing for privacy

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

**In-app purchases:** none


### Circuit

[App page](https://appshunter.io/ios/app/circuit-screen-time-control/id6774522959)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CircuitAI Pro | $7.99 | per month |
| CircuitAI Advanced | $15.99 | per month |


## Frequently asked questions

### Is SubExtractor free?

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

### Is Circuit free?

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

### Do SubExtractor or Circuit have ads?

Neither SubExtractor nor Circuit shows ads.

### Which is updated more often, SubExtractor or Circuit?

SubExtractor ships an update weekly, and Circuit every 5 days. Most recently, SubExtractor was updated on October 8, 2026 and Circuit on September 29, 2026.

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