# MCAT Practice Test vs : 528 AI — MCAT Study Engine

The clearest difference is in-app purchases: : 528 AI — MCAT Study Engine at none against MCAT Practice Test's 4. : 528 AI — MCAT Study Engine also leads on update cadence (every 4 days vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MCAT Practice Test sells 4 in-app purchases, starting at $3.99 per 7 days. : 528 AI — MCAT Study Engine asks for nothing beyond the download.

MCAT Practice Test ships an update every 8 months, : 528 AI — MCAT Study Engine every 4 days. Both last shipped on November 9, 2026.

## The numbers

| Metric | MCAT Practice Test | : 528 AI — MCAT Study Engine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 days** |
| Size | 20 MB | 36 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Bhautikkumar Kalariya](https://appshunter.io/developer/1854310812) | [Abiy Selassie](https://appshunter.io/developer/1882640700) |

## What reviewers say

### MCAT Practice Test

[App page](https://appshunter.io/ios/app/mcat-practice-test-exam-prep/id6758883520)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MCAT Practice Test : Weekly | $3.99 | per 7 days |
| MCAT Practice Test : Yearly | $24.99 | per year |
| MCAT Practice Test : Lifetime Gift | $9.99 | one-time |
| MCAT Practice Test : Lifetime | $19.99 | one-time |


### : 528 AI — MCAT Study Engine

[App page](https://appshunter.io/ios/app/528-ai-mcat-study-engine/id6760100060)

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

**In-app purchases:** none


## Frequently asked questions

### Is MCAT Practice Test free?

MCAT Practice Test is free to download, with in-app purchases available.

### Is : 528 AI — MCAT Study Engine free?

: 528 AI — MCAT Study Engine is free to download, with no in-app purchases.

### Do MCAT Practice Test or : 528 AI — MCAT Study Engine have ads?

Neither MCAT Practice Test nor : 528 AI — MCAT Study Engine shows ads.

### Which is updated more often, MCAT Practice Test or : 528 AI — MCAT Study Engine?

MCAT Practice Test ships an update every 8 months, and : 528 AI — MCAT Study Engine every 4 days. Most recently, MCAT Practice Test was updated on November 9, 2026 and : 528 AI — MCAT Study Engine on November 9, 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.*