# SimTimerX vs Bathyal

The clearest difference is in-app purchases: SimTimerX at none against Bathyal's 3. SimTimerX also leads on iOS requirement (13.0 vs 16.0). Bathyal's advantage is update cadence (every 4 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. Bathyal sells 3 one-off in-app purchases. SimTimerX asks for nothing beyond the download.

SimTimerX ships an update fortnightly, Bathyal every 4 days. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SimTimerX | Bathyal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Size | 30 MB | 4 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 9+ | 4+ |
| Developer | [Wu Bin](https://appshunter.io/developer/625703424) | [Stephen Zinn](https://appshunter.io/developer/1883747143) |

## What reviewers say

### SimTimerX

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Bathyal

[App page](https://appshunter.io/ios/app/bathyal-spiral-water-clock/id6779757057)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip Small | $1.99 | one-time |
| Drop: The Benefactor's Drop | $2.99 | one-time |
| Large: A Current | $9.99 | one-time |


## Frequently asked questions

### Is SimTimerX free?

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

### Is Bathyal free?

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

### Do SimTimerX or Bathyal have ads?

Neither SimTimerX nor Bathyal shows ads.

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

SimTimerX ships an update fortnightly, and Bathyal every 4 days. Most recently, SimTimerX was updated on October 12, 2026 and Bathyal on October 6, 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.*