# TurnClock vs Inner Clock Master

The clearest difference is in-app purchases: Inner Clock Master at none against TurnClock's 1. Inner Clock Master also leads on update cadence (every 4 days vs every 3 weeks). TurnClock's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. TurnClock sells 1 one-off in-app purchase. Inner Clock Master asks for nothing beyond the download.

TurnClock ships an update every 3 weeks, Inner Clock Master every 4 days. The most recent releases landed on September 13, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | TurnClock | Inner Clock Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 45 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hoot Hall LLC](https://appshunter.io/developer/1699930184) | [Ryoma Yanagimoto](https://appshunter.io/developer/1681944215) |

## What reviewers say

### TurnClock

[App page](https://appshunter.io/ios/app/turnclock-game-timer/id6757975435)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | one-time |


### Inner Clock Master

[App page](https://appshunter.io/ios/app/inner-clock-master/id6757979617)

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

**In-app purchases:** none


## Frequently asked questions

### Is TurnClock free?

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

### Is Inner Clock Master free?

Inner Clock Master is free to download, with no in-app purchases.

### Do TurnClock or Inner Clock Master have ads?

Neither TurnClock nor Inner Clock Master shows ads.

### Which is updated more often, TurnClock or Inner Clock Master?

TurnClock ships an update every 3 weeks, and Inner Clock Master every 4 days. Most recently, TurnClock was updated on September 13, 2026 and Inner Clock Master on May 19, 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.*