# HydroCrowd vs Climate Clock

The clearest difference is update cadence: Climate Clock at every 2 days against HydroCrowd's every 3 months. HydroCrowd's advantage is iOS requirement (12.0 vs 17.0). 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.

HydroCrowd ships an update every 3 months, Climate Clock every 2 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | HydroCrowd | Climate Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 61 MB | 11 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [SPOTTERON Gmbh](https://appshunter.io/developer/1378099707) | [Woven GbR Dahlmann, Linz, Waetke, Wolf](https://appshunter.io/developer/1744825040) |

## What reviewers say

### HydroCrowd

[App page](https://appshunter.io/ios/app/hydrocrowd/id6449194122)

**Features:** macOS Compatibility

**In-app purchases:** none


### Climate Clock

[App page](https://appshunter.io/ios/app/climate-clock/id6502842493)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HydroCrowd free?

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

### Is Climate Clock free?

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

### Do HydroCrowd or Climate Clock have ads?

Neither HydroCrowd nor Climate Clock shows ads.

### Which is updated more often, HydroCrowd or Climate Clock?

HydroCrowd ships an update every 3 months, and Climate Clock every 2 days. Most recently, HydroCrowd was updated on November 3, 2026 and Climate Clock on November 8, 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.*