# Waterd vs Hydro Track

The clearest difference is in-app purchases: Hydro Track at none against Waterd's 3. Hydro Track also leads on iOS requirement (15.6 vs 26.0). Waterd's advantage is update cadence (every 3 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Waterd sells 3 in-app purchases, starting at $1.99 per month. Hydro Track asks for nothing beyond the download.

Waterd ships an update every 3 days, Hydro Track every 2 months. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Waterd | Hydro Track |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 11 MB | 22 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wenjie Zhang](https://appshunter.io/developer/1891409645) | [OKAN COSKUN](https://appshunter.io/developer/6779292439) |

## What reviewers say

### Waterd

[App page](https://appshunter.io/ios/app/waterd/id6761774902)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Waterd Premium | $1.99 | per month |
| Waterd Premium | $4.99 | per year |
| Waterd Premium Lifetime | $7.99 | one-time |


### Hydro Track

[App page](https://appshunter.io/ios/app/hydro-track-never-forget/id6779292437)

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

**In-app purchases:** none


## Frequently asked questions

### Is Waterd free?

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

### Is Hydro Track free?

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

### Do Waterd or Hydro Track have ads?

Neither Waterd nor Hydro Track shows ads.

### Which is updated more often, Waterd or Hydro Track?

Waterd ships an update every 3 days, and Hydro Track every 2 months. Most recently, Waterd was updated on October 13, 2026 and Hydro Track on October 15, 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.*