# PrepForge vs Mastering SAT

The clearest difference is update cadence: Mastering SAT at every 10 days against PrepForge's every 4 months. Mastering SAT also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PrepForge ships an update every 4 months, Mastering SAT every 10 days. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | PrepForge | Mastering SAT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 2 MB | 30 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Black Automations](https://appshunter.io/developer/1885419563) | [Nathalie Saab](https://appshunter.io/developer/1894336292) |

## What reviewers say

### PrepForge

[App page](https://appshunter.io/ios/app/prepforge-sat/id6762046596)

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

**In-app purchases:** none


### Mastering SAT

[App page](https://appshunter.io/ios/app/mastering-sat/id6762486396)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PrepForge free?

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

### Is Mastering SAT free?

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

### Do PrepForge or Mastering SAT have ads?

Neither PrepForge nor Mastering SAT shows ads.

### Which is updated more often, PrepForge or Mastering SAT?

PrepForge ships an update every 4 months, and Mastering SAT every 10 days. Most recently, PrepForge was updated on October 2, 2026 and Mastering SAT on October 5, 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.*