# Rotor Defense vs Evolution Idle

The clearest difference is update cadence: Rotor Defense at every 2 days against Evolution Idle's every 6 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Rotor Defense sells 1 one-off in-app purchase and Evolution Idle sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Rotor Defense ships an update every 2 days, Evolution Idle every 6 days. The most recent releases landed on October 29, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Rotor Defense | Evolution Idle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (22 ratings)](https://appshunter.io/ios/app/evolution-idle-last-survivor/id6803320941/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 6 days |
| Monetization | — | Free with in-app purchases |
| Size | 143 MB | 165 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Owl & Otter](https://appshunter.io/developer/1889121733) | [DLX STUDIO](https://appshunter.io/developer/6796137630) |

## What reviewers say

### 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 |


### Evolution Idle

[App page](https://appshunter.io/ios/app/evolution-idle-last-survivor/id6803320941)

Grow your character's power step by step in a dangerous world. Defeat enemies, collect resources, and unlock upgrades to evolve your abilities and survive increasingly powerful threats. Progress at your own pace with simple idle gameplay and choose how to develop your survivor.

**Highlights:** Idle progression gameplay, Character growth and evolution, Multiple upgrade paths, Challenging enemies, Equipment and resource collection, Special rewards and packs

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4.99Gift | $4.99 | one-time |
| 5.99Gift | $5.99 | one-time |
| 6.99Gift | $6.99 | one-time |
| 9.99Gift | $9.99 | one-time |
| 12.99Gift | $12.99 | one-time |
| 14.99Gift | $14.99 | one-time |
| 24.99Gift | $24.99 | one-time |
| 39.99Gift | $39.99 | one-time |
| 49.99Gift | $49.99 | one-time |
| 99.99Gift | $99.99 | one-time |


## Frequently asked questions

### Is Rotor Defense free?

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

### Is Evolution Idle free?

Evolution Idle is free to download, with in-app purchases available.

### Do Rotor Defense or Evolution Idle have ads?

Both Rotor Defense and Evolution Idle show ads.

### Which is updated more often, Rotor Defense or Evolution Idle?

Rotor Defense ships an update every 2 days, and Evolution Idle every 6 days. Most recently, Rotor Defense was updated on October 29, 2026 and Evolution Idle on November 6, 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.*