# Mammoth Coding vs Go Clock

The clearest difference is in-app purchases: Mammoth Coding at none against Go Clock's 3. Mammoth Coding also leads on iOS requirement (11.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Go Clock sells 3 in-app purchases, starting at $0.99 per month. Mammoth Coding asks for nothing beyond the download.

## The numbers

| Metric | Mammoth Coding | Go Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 185 MB | 14 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Shenzhen Maker Stars Technology Co., Ltd.](https://appshunter.io/developer/1422345349) | [Vincent Grellert](https://appshunter.io/developer/1886984960) |

## What reviewers say

### Mammoth Coding

[App page](https://appshunter.io/ios/app/mammoth-coding/id6448233669)

**Features:** macOS Compatibility

**In-app purchases:** none


### Go Clock

[App page](https://appshunter.io/ios/app/go-clock-byoyomi-timer/id6795444077)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $8.99 | per year |
| Byoyomi Timer Pro | $24.99 | one-time |


## Frequently asked questions

### Is Mammoth Coding free?

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

### Is Go Clock free?

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

### Do Mammoth Coding or Go Clock have ads?

Neither Mammoth Coding nor Go Clock shows ads.

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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.*