# AZ vs Abacus Practice

The clearest difference is price: AZ at Free against Abacus Practice's $0.99. AZ also leads on in-app purchases (none vs 1) and update cadence (every 2 months vs every 4 months). On ads and device support there is nothing between them.

AZ is free to download; Abacus Practice costs $0.99 up front. Abacus Practice sells 1 one-off in-app purchase. AZ asks for nothing beyond the download.

AZ ships an update every 2 months, Abacus Practice every 4 months. The most recent releases landed on October 15, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AZ | Abacus Practice |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 26 MB | 18 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [SMART BIT K.K](https://appshunter.io/developer/1896559487) |

## What reviewers say

### AZ

[App page](https://appshunter.io/ios/app/az-900-azure-fundamentals/id6747521044)

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

**In-app purchases:** none


### Abacus Practice

[App page](https://appshunter.io/ios/app/abacus-practice-mental-math/id6770438521)

Practice abacus, mental arithmetic, and calculation skills on your iPhone or iPad. Features a realistic abacus interface for various exercises, including addition, subtraction, multiplication, division, and flash calculations. Track your progress and review your performance over time.

**Highlights:** Realistic abacus interface, Practice addition, subtraction, multiplication, division, Flash and slip calculations, Customizable problem generation, Practice history and performance records, Adjustable settings for sound, vibration, and left-handed mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


## Frequently asked questions

### Is AZ free?

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

### Is Abacus Practice free?

Abacus Practice costs $0.99, and also offers in-app purchases.

### Do AZ or Abacus Practice have ads?

Neither AZ nor Abacus Practice shows ads.

### Which is updated more often, AZ or Abacus Practice?

AZ ships an update every 2 months, and Abacus Practice every 4 months. Most recently, AZ was updated on October 15, 2026 and Abacus Practice on October 25, 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.*