# WRemind vs HydroProof

The clearest difference is update cadence: HydroProof at every 4 days against WRemind's every 5 months. WRemind's advantage is iOS requirement (13.0 vs 18.6). On price, ads, 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.

WRemind ships an update every 5 months, HydroProof every 4 days. The most recent releases landed on September 21, 2026 and July 29, 2026 respectively.

## The numbers

| Metric | WRemind | HydroProof |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Size | 2 MB | 4 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Jakub Drozd](https://appshunter.io/developer/1675529057) | [Andre Veltens](https://appshunter.io/developer/1858390791) |

## What reviewers say

### WRemind

[App page](https://appshunter.io/ios/app/wremind/id6476114430)

**In-app purchases:** none


### HydroProof

[App page](https://appshunter.io/ios/app/hydroproof/id6761188208)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is WRemind free?

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

### Is HydroProof free?

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

### Do WRemind or HydroProof have ads?

Neither WRemind nor HydroProof shows ads.

### Which is updated more often, WRemind or HydroProof?

WRemind ships an update every 5 months, and HydroProof every 4 days. Most recently, WRemind was updated on September 21, 2026 and HydroProof on July 29, 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.*