# Human Devolution vs Twin Planes

The clearest difference is price: Twin Planes at Free against Human Devolution's $0.99. Twin Planes also leads on update cadence (every 2 months vs every 38 months). Human Devolution's advantage is in-app purchases (none vs 9) and ads (none vs shown). On device support there is nothing between them.

Twin Planes is free to download; Human Devolution costs $0.99 up front. Twin Planes sells 9 one-off in-app purchases. Human Devolution asks for nothing beyond the download.

Human Devolution ships an update every 38 months, Twin Planes every 2 months. The most recent releases landed on August 22, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | Human Devolution | Twin Planes |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.9 (7 ratings)](https://appshunter.io/ios/app/twin-planes/id1180050960/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 54 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [NagisaWorks, K.K.](https://appshunter.io/developer/295069630) | [Dominik Ringler](https://appshunter.io/developer/991933748) |

## What reviewers say

### Human Devolution

[App page](https://appshunter.io/ios/app/human-devolution/id296201403)

Test your memory and reaction time with this simple yet challenging game. Numbers appear in sequence, and your goal is to tap them in the correct order. Compete against your own scores and see if you can outperform a chimpanzee's memory.

**Highlights:** Sequential number tapping, Memory challenge, Reaction time test, Simple game rules, Score comparison

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

**In-app purchases:** none


### Twin Planes

[App page](https://appshunter.io/ios/app/twin-planes/id1180050960)

Navigate dual stunt planes through an endless, procedurally generated obstacle course. Test your reflexes with simple one-touch controls and see how long you can survive the challenge.

**Highlights:** Dual plane maneuverability, Endless obstacle labyrinth, Procedural level generation, Simple one-touch controls, 3D Touch support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diamonds +2 | $0.39 | one-time |
| Diamonds +10 | $0.69 | one-time |
| Remove Ads | $0.99 | one-time |
| Diamonds +20 | $1.49 | one-time |
| Diamonds +30 | $1.99 | one-time |
| Diamonds +40 | $2.99 | one-time |
| Diamonds +50 | $3.99 | one-time |
| Diamonds +100 | $4.99 | one-time |
| Diamonds +500 | $4.99 | one-time |


## Frequently asked questions

### Is Human Devolution free?

Human Devolution costs $0.99, with no in-app purchases.

### Is Twin Planes free?

Twin Planes is free to download, with in-app purchases available.

### Do Human Devolution or Twin Planes have ads?

Twin Planes shows ads; Human Devolution does not.

### Which is updated more often, Human Devolution or Twin Planes?

Human Devolution ships an update every 38 months, and Twin Planes every 2 months. Most recently, Human Devolution was updated on August 22, 2026 and Twin Planes on July 7, 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.*