# simian.interface++ vs Spring Chicken

The clearest difference is ads: simian.interface++ at none against Spring Chicken's shown. simian.interface++ also leads on update cadence (daily vs fortnightly) and iOS requirement (12.0 vs 15.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. simian.interface++ sells 1 one-off in-app purchase and Spring Chicken sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for simian.interface++ against 5.0 for Spring Chicken. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

simian.interface++ ships an update daily, Spring Chicken fortnightly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | simian.interface++ | Spring Chicken |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/simianinterface-plus-plus/id6502666587/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/spring-chicken/id6581479903/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 152 MB | 101 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [vested interest LLC](https://appshunter.io/developer/1746378363) | [Power-Up Game Studios LLC](https://appshunter.io/developer/1694806404) |

## What reviewers say

### simian.interface++

[App page](https://appshunter.io/ios/app/simianinterface-plus-plus/id6502666587)

An abstract puzzle game that challenges players with pattern recognition and intuition. It features a unique soundtrack, an original version of the game, and a new infinite mode with procedurally generated content for endless replayability.

**Highlights:** Abstract puzzle experience, Pattern recognition challenges, Intuitive gameplay, Original game included, Infinite_loop mode, Procedurally generated levels

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Full Game | $1.99 | one-time |


### Spring Chicken

[App page](https://appshunter.io/ios/app/spring-chicken/id6581479903)

Control a chicken with a spring to launch itself as far as possible. Time your jumps to land on platforms and earn bonus points in this challenging arcade game. Discover the reason behind the chicken's epic journey.

**Highlights:** Spring-powered chicken launch, Platform landing challenges, Score and bonus points, Timing-based gameplay, Master the jump

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is simian.interface++ free?

simian.interface++ is free to download, with in-app purchases available.

### Is Spring Chicken free?

Spring Chicken is free to download, with in-app purchases available.

### Which has better reviews, simian.interface++ or Spring Chicken?

simian.interface++ and Spring Chicken are both rated 5.0 out of 5 on the App Store, from 5 and 3 ratings respectively.

### Do simian.interface++ or Spring Chicken have ads?

Spring Chicken shows ads; simian.interface++ does not.

### Which is updated more often, simian.interface++ or Spring Chicken?

simian.interface++ ships an update daily, and Spring Chicken fortnightly. Most recently, simian.interface++ was updated on October 9, 2026 and Spring Chicken on October 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.*