# JustOnTime / Stop it NOW! vs Inner Clock Master

The clearest difference is in-app purchases: Inner Clock Master at none against JustOnTime / Stop it NOW!'s 1. Inner Clock Master also leads on update cadence (every 4 days vs every 8 days). JustOnTime / Stop it NOW!'s advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. JustOnTime / Stop it NOW! sells 1 in-app purchase, starting at $0.99 per month. Inner Clock Master asks for nothing beyond the download.

JustOnTime / Stop it NOW! ships an update every 8 days, Inner Clock Master every 4 days. The most recent releases landed on October 27, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | JustOnTime / Stop it NOW! | Inner Clock Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 4 days** |
| Size | 43 MB | 19 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TRIAD SOLUTION INC.](https://appshunter.io/developer/1553013030) | [Ryoma Yanagimoto](https://appshunter.io/developer/1681944215) |

## What reviewers say

### JustOnTime / Stop it NOW!

[App page](https://appshunter.io/ios/app/justontime-stop-it-now/id6657974351)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |


### 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 JustOnTime / Stop it NOW! free?

JustOnTime / Stop it NOW! 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 JustOnTime / Stop it NOW! or Inner Clock Master have ads?

Neither JustOnTime / Stop it NOW! nor Inner Clock Master shows ads.

### Which is updated more often, JustOnTime / Stop it NOW! or Inner Clock Master?

JustOnTime / Stop it NOW! ships an update every 8 days, and Inner Clock Master every 4 days. Most recently, JustOnTime / Stop it NOW! was updated on October 27, 2026 and Inner Clock Master on October 10, 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.*