# ZenClock vs SimTimerX

The clearest difference is in-app purchases: SimTimerX at none against ZenClock's 2. SimTimerX also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. ZenClock sells 2 in-app purchases, starting at $1.99 per month. SimTimerX asks for nothing beyond the download.

ZenClock ships an update every 3 months, SimTimerX fortnightly. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ZenClock | SimTimerX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/zenclock-minimal-clock/id953822313/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 8 MB | 30 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Socially Conscious Software LLC](https://appshunter.io/developer/302019503) | [Wu Bin](https://appshunter.io/developer/625703424) |

## What reviewers say

### ZenClock

[App page](https://appshunter.io/ios/app/zenclock-minimal-clock/id953822313)

This app transforms your iPad or iPhone into a visually appealing desk clock. It offers interactive time displays with customizable background color modes, including a unique spectrum that cycles through millions of colors over time.

**Highlights:** Minimalist design, Interactive time display, Widgets for quick access, Single background color modes, Color Clock modes with spectrum cycling, Optimized for desk stands

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Clock Plus Monthly | $1.99 | per month |
| Zen Clock Plus Yearly | $19.99 | per year |


### SimTimerX

[App page](https://appshunter.io/ios/app/simtimerx/id6753038970)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZenClock free?

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

### Is SimTimerX free?

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

### Do ZenClock or SimTimerX have ads?

Neither ZenClock nor SimTimerX shows ads.

### Which is updated more often, ZenClock or SimTimerX?

ZenClock ships an update every 3 months, and SimTimerX fortnightly. Most recently, ZenClock was updated on November 1, 2026 and SimTimerX on October 28, 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.*