# Riddlerr vs Longest River

The clearest difference is iOS requirement: Longest River at 12.0 against Riddlerr's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on August 4, 2026 and July 1, 2026 respectively.

## The numbers

| Metric | Riddlerr | Longest River |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/longest-river/id6464080541/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 20 MB | 40 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vladyslav Yermakov](https://appshunter.io/developer/1659418110) | [Cloudberry Pine AB](https://appshunter.io/developer/1705456072) |

## What reviewers say

### Riddlerr

[App page](https://appshunter.io/ios/app/riddlerr/id1659418108)

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

**In-app purchases:** none


### Longest River

[App page](https://appshunter.io/ios/app/longest-river/id6464080541)

A logic puzzle game where you create the longest possible river paths using stone blocks. Enjoy a relaxing experience with nature and piano sounds as you test your IQ and complete challenging levels.

**Highlights:** Create longest river paths, Logical brain puzzle, Relaxing soundtrack, No time limits, Undo button, Suitable for adults and kids

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Riddlerr free?

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

### Is Longest River free?

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

### Do Riddlerr or Longest River have ads?

Both Riddlerr and Longest River show ads.

### Which is updated more often, Riddlerr or Longest River?

Riddlerr ships an update every 3 weeks, and Longest River every 3 weeks. Most recently, Riddlerr was updated on August 4, 2026 and Longest River on July 1, 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.*