# STIMULUS vs Studio 281

The clearest difference is iOS requirement: STIMULUS at 14.0 against Studio 281's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

STIMULUS ships an update every 2 months, Studio 281 every 4 months. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | STIMULUS | Studio 281 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 59 MB | 83 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [TeamUp Sports](https://appshunter.io/developer/1449504626) | [Studio 281](https://appshunter.io/developer/1444651517) |

## What reviewers say

### STIMULUS

[App page](https://appshunter.io/ios/app/stimulus/id6501978471)

**Features:** macOS Compatibility

**In-app purchases:** none


### Studio 281

[App page](https://appshunter.io/ios/app/studio-281/id6745258785)

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

**In-app purchases:** none


## Frequently asked questions

### Is STIMULUS free?

STIMULUS is free to download, with no in-app purchases.

### Is Studio 281 free?

Studio 281 is free to download, with no in-app purchases.

### Do STIMULUS or Studio 281 have ads?

Neither STIMULUS nor Studio 281 shows ads.

### Which is updated more often, STIMULUS or Studio 281?

STIMULUS ships an update every 2 months, and Studio 281 every 4 months. Most recently, STIMULUS was updated on October 6, 2026 and Studio 281 on September 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.*