# Acrobots vs Stimmy Force

The clearest difference is rating: Stimmy Force at 5.0 against Acrobots's 4.4. Stimmy Force also leads on update cadence (daily vs every 5 weeks). Acrobots's advantage is monetization model (free vs paid) and ratings volume (25 vs 2). On price, ads, in-app purchases and device support there is nothing between them.

Acrobots costs $0.99 and Stimmy Force $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Stimmy Force holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Acrobots has 25 ratings behind it against 2, so its average is the more settled of the two.

Acrobots ships an update every 5 weeks, Stimmy Force daily. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Acrobots | Stimmy Force |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [4.4 (25 ratings)](https://appshunter.io/ios/app/acrobots/id322149014/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stimmy-force/id6742208205/reviews)** |
| Number of ratings | **25** | 2 |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | **Free** | Paid |
| Best chart rank | **#172** | — |
| Size | 2 MB | 2 MB |
| Requires iOS | **8.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vectorpark](https://appshunter.io/developer/322149017) | [KOA Interactive LLC](https://appshunter.io/developer/1643447164) |

## What reviewers say

### Acrobots

[App page](https://appshunter.io/ios/app/acrobots/id322149014)

**Currently charting:** #172 Top Paid · Entertainment (US App Store)

A physics-based toy for iPhone and iPad. Drag and toss living bots, watch them interact, and stack them to create structures. Customize their behavior and environment for endless playful experimentation.

**Highlights:** Drag and toss bots, Physics-based interactions, Stack bots to form structures, Shake to scatter bots, Customize scale, gravity, balance, speed, and legs

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎉 Fun and entertaining
- 👍 Mesmerizing and relaxing
- 🤖 Clever and unique physics simulation
- 💻 Great port from the web version
- 🕰 Good time-waster

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔍 Lack of customization options
- 💤 Can get boring after a while
- 💰 Some feel it's not worth the price

**Reported bugs**

- Acrobots disappearing when device is leveled
- Buttons/controls not always responsive
- Performance issues with many acrobots on screen

**Requested features**

- Ability to customize individual acrobots (color, size, etc.)
- More interactive elements (explosives, trampolines, etc.)
- Ability to pause/freeze the simulation
- Additional background options
- Sound effects


### Stimmy Force

[App page](https://appshunter.io/ios/app/stimmy-force/id6742208205)

This app offers a calming sensory experience with smooth, friction-free animations. Users can customize various aspects of the visual elements to reduce stress, improve focus, and promote a sense of control. It's designed to be an engaging and therapeutic tool for relaxation.

**Highlights:** Friction-free animation, Adjustable force, size, and color, Interactive drag and release mechanics, Offline functionality, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Acrobots free?

Acrobots costs $0.99, with no in-app purchases.

### Is Stimmy Force free?

Stimmy Force costs $0.99, with no in-app purchases.

### Which has better reviews, Acrobots or Stimmy Force?

Stimmy Force is rated higher. Acrobots averages 4.4 out of 5 from 25 ratings, while Stimmy Force averages 5.0 from 2 ratings.

### Do Acrobots or Stimmy Force have ads?

Neither Acrobots nor Stimmy Force shows ads.

### Which is updated more often, Acrobots or Stimmy Force?

Acrobots ships an update every 5 weeks, and Stimmy Force daily. Most recently, Acrobots was updated on November 6, 2026 and Stimmy Force on November 4, 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.*