# Water Fill Timer vs byeWatch

The clearest difference is price: Water Fill Timer at Free against byeWatch's $2.99. Water Fill Timer also leads on device support (3 vs 1). byeWatch's advantage is in-app purchases (none vs 1) and ads (none vs shown). On iOS requirement there is nothing between them.

Water Fill Timer is free to download; byeWatch costs $2.99 up front. Water Fill Timer sells 1 one-off in-app purchase. byeWatch asks for nothing beyond the download.

Water Fill Timer ships an update every 4 weeks, byeWatch every 6 days. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Water Fill Timer | byeWatch |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 6 days** |
| Size | 35 MB | 31 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [akira ohmachi](https://appshunter.io/developer/1338624340) | [YOUNG SUK SOUL](https://appshunter.io/developer/1561601330) |

## What reviewers say

### Water Fill Timer

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

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### byeWatch

[App page](https://appshunter.io/ios/app/byewatch/id6800200169)

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

**In-app purchases:** none


## Frequently asked questions

### Is Water Fill Timer free?

Water Fill Timer is free to download, with in-app purchases available.

### Is byeWatch free?

byeWatch costs $2.99, with no in-app purchases.

### Do Water Fill Timer or byeWatch have ads?

Water Fill Timer shows ads; byeWatch does not.

### Which is updated more often, Water Fill Timer or byeWatch?

Water Fill Timer ships an update every 4 weeks, and byeWatch every 6 days. Most recently, Water Fill Timer was updated on October 11, 2026 and byeWatch 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.*