# AB vs AB

The clearest difference is in-app purchases: AB at none against AB's 4. AB's advantage is update cadence (weekly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AB sells 4 one-off in-app purchases. AB asks for nothing beyond the download.

AB ships an update every 3 months, AB weekly. The most recent releases landed on September 28, 2026 and August 2, 2026 respectively.

## The numbers

| Metric | AB | AB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/ab-900-practice-test/id6761790039/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 42 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [Thomas Baric](https://appshunter.io/developer/1872894014) |

## What reviewers say

### AB

[App page](https://appshunter.io/ios/app/ab-900-copilot-admin-exam-prep/id6760454345)

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

**In-app purchases:** none


### AB

[App page](https://appshunter.io/ios/app/ab-900-practice-test/id6761790039)

Prepare for the Microsoft 365 Copilot and Agent Administration Fundamentals exam with daily practice questions. Target weak areas, review explanations, and track your progress towards exam readiness with timed sessions.

**Highlights:** Daily practice questions, Targeted domain practice, Review explanations, Track exam readiness, Timed practice sessions, Progress tracking

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AB-900 Pro | $2.99 | one-time |
| AB-900 Pro | $4.99 | one-time |
| Microsoft Business AI Bundle | $6.99 | one-time |
| Azure AI Bundle | $9.99 | one-time |


## Frequently asked questions

### Is AB free?

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

### Is AB free?

AB is free to download, with in-app purchases available.

### Do AB or AB have ads?

Neither AB nor AB shows ads.

### Which is updated more often, AB or AB?

AB ships an update every 3 months, and AB weekly. Most recently, AB was updated on September 28, 2026 and AB on August 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*