# Water Valves vs DetectiveCasesHiddenObjects

The clearest difference is ads: DetectiveCasesHiddenObjects at none against Water Valves's shown. Water Valves's advantage is update cadence (every 9 days vs every 6 months) and iOS requirement (13.0 vs 15.0). On price, 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.

Water Valves ships an update every 9 days, DetectiveCasesHiddenObjects every 6 months. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Water Valves | DetectiveCasesHiddenObjects |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 6 months |
| Size | 71 MB | 5 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lystn](https://appshunter.io/developer/1586089517) | [幼勤 林](https://appshunter.io/developer/1886848825) |

## What reviewers say

### Water Valves

[App page](https://appshunter.io/ios/app/water-valves-sort-puzzle-game/id6741197663)

**Features:** macOS Compatibility

**In-app purchases:** none


### DetectiveCasesHiddenObjects

[App page](https://appshunter.io/ios/app/detectivecaseshiddenobjects/id6761125087)

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

**In-app purchases:** none


## Frequently asked questions

### Is Water Valves free?

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

### Is DetectiveCasesHiddenObjects free?

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

### Do Water Valves or DetectiveCasesHiddenObjects have ads?

Water Valves shows ads; DetectiveCasesHiddenObjects does not.

### Which is updated more often, Water Valves or DetectiveCasesHiddenObjects?

Water Valves ships an update every 9 days, and DetectiveCasesHiddenObjects every 6 months. Most recently, Water Valves was updated on October 17, 2026 and DetectiveCasesHiddenObjects on October 14, 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.*