# 座標タイムアタック vs Greatest Common Divisor Solver

The clearest difference is in-app purchases: 座標タイムアタック at none against Greatest Common Divisor Solver's 7. Greatest Common Divisor Solver's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Greatest Common Divisor Solver sells 7 one-off in-app purchases. 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, Greatest Common Divisor Solver every 2 months. The most recent releases landed on November 7, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 座標タイムアタック | Greatest Common Divisor Solver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 19 MB | 179 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [takamitsu furuya](https://appshunter.io/developer/1599281350) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## 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


### Greatest Common Divisor Solver

[App page](https://appshunter.io/ios/app/greatest-common-divisor-solver/id6802801196)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Lifetime Access | $1.99 | 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 Greatest Common Divisor Solver free?

Greatest Common Divisor Solver is free to download, with in-app purchases available.

### Do 座標タイムアタック or Greatest Common Divisor Solver have ads?

座標タイムアタック shows ads; Greatest Common Divisor Solver does not.

### Which is updated more often, 座標タイムアタック or Greatest Common Divisor Solver?

座標タイムアタック ships an update every 3 months, and Greatest Common Divisor Solver every 2 months. Most recently, 座標タイムアタック was updated on November 7, 2026 and Greatest Common Divisor Solver on November 2, 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.*