# PrepForge vs Digital SAT Practice & Math

The clearest difference is in-app purchases: PrepForge at none against Digital SAT Practice & Math's 3. Digital SAT Practice & Math's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Digital SAT Practice & Math sells 3 in-app purchases, starting at $5.99 per 7 days. PrepForge asks for nothing beyond the download.

PrepForge ships an update every 2 months, Digital SAT Practice & Math every 3 weeks. The most recent releases landed on October 31, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | PrepForge | Digital SAT Practice & Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 3 MB | 9 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Black Automations](https://appshunter.io/developer/1885419563) | [Hermes Inteligencia Digital Ltda](https://appshunter.io/developer/1896694873) |

## What reviewers say

### PrepForge

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

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

**In-app purchases:** none


### Digital SAT Practice & Math

[App page](https://appshunter.io/ios/app/digital-sat-practice-and-math/id6789263624)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SAT Prep Weekly | $5.99 | per 7 days |
| SAT Prep Monthly | $14.99 | per month |
| Quarterly | $29.99 | per 3 months |


## Frequently asked questions

### Is PrepForge free?

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

### Is Digital SAT Practice & Math free?

Digital SAT Practice & Math is free to download, with in-app purchases available.

### Do PrepForge or Digital SAT Practice & Math have ads?

Neither PrepForge nor Digital SAT Practice & Math shows ads.

### Which is updated more often, PrepForge or Digital SAT Practice & Math?

PrepForge ships an update every 2 months, and Digital SAT Practice & Math every 3 weeks. Most recently, PrepForge was updated on October 31, 2026 and Digital SAT Practice & Math on November 7, 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.*