# CatClock Mono vs Water Fill Timer

The clearest difference is ads: CatClock Mono at none against Water Fill Timer's shown. CatClock Mono also leads on iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | CatClock Mono | Water Fill Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 weeks |
| Size | 22 MB | 35 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jawoong Ku](https://appshunter.io/developer/1870746784) | [akira ohmachi](https://appshunter.io/developer/1338624340) |

## What reviewers say

### CatClock Mono

[App page](https://appshunter.io/ios/app/catclock-mono/id6758197245)

**Features:** macOS Compatibility

**In-app purchases:** none


### Water Fill Timer

[App page](https://appshunter.io/ios/app/water-fill-timer/id6759228743)

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

**In-app purchases:** none


## Frequently asked questions

### Is CatClock Mono free?

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

### Is Water Fill Timer free?

Water Fill Timer is free to download, with no in-app purchases.

### Do CatClock Mono or Water Fill Timer have ads?

Water Fill Timer shows ads; CatClock Mono does not.

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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.*