# 座標タイムアタック vs Abacus Practice

The clearest difference is price: 座標タイムアタック at Free against Abacus Practice's $0.99. 座標タイムアタック also leads on in-app purchases (none vs 1) and iOS requirement (15.0 vs 17.0). Abacus Practice's advantage is ads (none vs shown). On update cadence and device support there is nothing between them.

座標タイムアタック is free to download; Abacus Practice costs $0.99 up front. Abacus Practice sells 1 one-off in-app purchase. 座標タイムアタック asks for nothing beyond the download.

座標タイムアタック ships an update every 3 months, Abacus Practice every 4 months. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 座標タイムアタック | Abacus Practice |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 18 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [takamitsu furuya](https://appshunter.io/developer/1599281350) | [SMART BIT K.K](https://appshunter.io/developer/1896559487) |

## What reviewers say

### 座標タイムアタック

[App page](https://appshunter.io/ios/app/id1626950486)

**Features:** macOS Compatibility

**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アンロック | $2.99 | one-time |


## Frequently asked questions

### Is 座標タイムアタック free?

座標タイムアタック 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 座標タイムアタック or Abacus Practice have ads?

座標タイムアタック shows ads; Abacus Practice does not.

### Which is updated more often, 座標タイムアタック or Abacus Practice?

座標タイムアタック ships an update every 3 months, and Abacus Practice every 4 months. Most recently, 座標タイムアタック was updated on October 5, 2026 and Abacus Practice on October 16, 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.*