# Sky Rivon vs Rotor Defense

The clearest difference is update cadence: Rotor Defense at every 2 days against Sky Rivon's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sky Rivon sells 1 one-off in-app purchase and Rotor Defense sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sky Rivon ships an update monthly, Rotor Defense every 2 days. The most recent releases landed on November 4, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Sky Rivon | Rotor Defense |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 252 MB | 143 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Concetto Antonino Privitera](https://appshunter.io/developer/1791634556) | [Owl & Otter](https://appshunter.io/developer/1889121733) |

## What reviewers say

### Sky Rivon

[App page](https://appshunter.io/ios/app/sky-rivon/id6740828708)

Embark on a thrilling river adventure through a magical sky. Tap to create and widen your path, navigating unpredictable obstacles and collecting rewards. Enjoy a visually stunning, one-finger control experience with exciting challenges.

**Highlights:** Fantasy-like sky river adventure, One-finger tap controls, Dynamic path creation and widening, Navigate obstacles and dangers, Collect coins for rewards, Unlock new boat skins

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove non-rewarded ads | $3.99 | one-time |


### Rotor Defense

[App page](https://appshunter.io/ios/app/rotor-defense/id6793842617)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Sky Rivon free?

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

### Is Rotor Defense free?

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

### Do Sky Rivon or Rotor Defense have ads?

Both Sky Rivon and Rotor Defense show ads.

### Which is updated more often, Sky Rivon or Rotor Defense?

Sky Rivon ships an update monthly, and Rotor Defense every 2 days. Most recently, Sky Rivon was updated on November 4, 2026 and Rotor Defense on October 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.*