# TimeDots vs Water Fill Timer

The clearest difference is ads: TimeDots at none against Water Fill Timer's shown. Water Fill Timer's advantage is update cadence (every 4 weeks vs every 2 months) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. TimeDots sells 2 in-app purchases, starting at $0.99 per month and Water Fill Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TimeDots ships an update every 2 months, Water Fill Timer every 4 weeks. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | TimeDots | Water Fill Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 12 MB | 35 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [长武 吴](https://appshunter.io/developer/1730512006) | [akira ohmachi](https://appshunter.io/developer/1338624340) |

## What reviewers say

### TimeDots

[App page](https://appshunter.io/ios/app/timedots/id6755926241)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一个月会员 | $0.99 | per month |
| 永久会员 | $7.99 | one-time |


### 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 |


## Frequently asked questions

### Is TimeDots free?

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

### Is Water Fill Timer free?

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

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

Water Fill Timer shows ads; TimeDots does not.

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

TimeDots ships an update every 2 months, and Water Fill Timer every 4 weeks. Most recently, TimeDots was updated on October 10, 2026 and Water Fill Timer on October 20, 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.*