# AI Practice Tests vs Focus on Prep

AI Practice Tests and Focus on Prep are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. AI Practice Tests sells 4 in-app purchases, starting at $4.99 per 7 days and Focus on Prep sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

AI Practice Tests ships an update every 5 days, Focus on Prep weekly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | AI Practice Tests | Focus on Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Size | 83 MB | 45 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Khuslen Munbat](https://appshunter.io/developer/1855262512) | [WOON JAE NA](https://appshunter.io/developer/1889922512) |

## What reviewers say

### AI Practice Tests

[App page](https://appshunter.io/ios/app/ai-practice-tests-nerzia/id6755649572)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nerzia Premium | $4.99 | per 7 days |
| Nerzia Premium | $14.99 | per month |
| Nerzia Premium | $34.99 | per 3 months |
| Nerzia Premium | $129.99 | per year |


### Focus on Prep

[App page](https://appshunter.io/ios/app/focus-on-prep-sat-prep/id6761488821)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SAT Premium Monthly | $5.99 | per month |
| SAT Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is AI Practice Tests free?

AI Practice Tests is free to download, with in-app purchases available.

### Is Focus on Prep free?

Focus on Prep is free to download, with in-app purchases available.

### Do AI Practice Tests or Focus on Prep have ads?

Neither AI Practice Tests nor Focus on Prep shows ads.

### Which is updated more often, AI Practice Tests or Focus on Prep?

AI Practice Tests ships an update every 5 days, and Focus on Prep weekly. Most recently, AI Practice Tests was updated on October 12, 2026 and Focus on Prep on October 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.*