# ACT Prep & Test vs TU/eMechE

The clearest difference is in-app purchases: TU/eMechE at none against ACT Prep & Test's 3. TU/eMechE also leads on update cadence (every 6 days vs every 3 months). ACT Prep & Test's advantage is iOS requirement (12.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. ACT Prep & Test sells 3 in-app purchases, starting at $4.99 per month. TU/eMechE asks for nothing beyond the download.

ACT Prep & Test ships an update every 3 months, TU/eMechE every 6 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ACT Prep & Test | TU/eMechE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Size | 38 MB | 19 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [学勇 张](https://appshunter.io/developer/590340880) | [Eindhoven University of Technology](https://appshunter.io/developer/411444196) |

## What reviewers say

### ACT Prep & Test

[App page](https://appshunter.io/ios/app/act-prep-and-test/id6496129863)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MONTHLY | $4.99 | per month |
| 3 MONTHS | $9.99 | per 3 months |
| YEARLY | $19.99 | per year |


### TU/eMechE

[App page](https://appshunter.io/ios/app/tuemeche/id6781765286)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ACT Prep & Test free?

ACT Prep & Test is free to download, with in-app purchases available.

### Is TU/eMechE free?

TU/eMechE is free to download, with no in-app purchases.

### Do ACT Prep & Test or TU/eMechE have ads?

Neither ACT Prep & Test nor TU/eMechE shows ads.

### Which is updated more often, ACT Prep & Test or TU/eMechE?

ACT Prep & Test ships an update every 3 months, and TU/eMechE every 6 days. Most recently, ACT Prep & Test was updated on October 25, 2026 and TU/eMechE on October 28, 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.*