# STIMULUS vs Alchemy App

The clearest difference is in-app purchases: STIMULUS at none against Alchemy App's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Alchemy App sells 2 in-app purchases, starting at $42.90 per month. STIMULUS asks for nothing beyond the download.

STIMULUS ships an update every 2 months, Alchemy App every 5 weeks. Both last shipped on September 9, 2026.

## The numbers

| Metric | STIMULUS | Alchemy App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 59 MB | 132 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TeamUp Sports](https://appshunter.io/developer/1449504626) | [Global Fitness Holdings Ltd](https://appshunter.io/developer/1490993741) |

## What reviewers say

### STIMULUS

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Alchemy App

[App page](https://appshunter.io/ios/app/alchemy-app/id6744530003)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $42.90 | per month |
| Annual Subscription | $424.99 | per year |


## Frequently asked questions

### Is STIMULUS free?

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

### Is Alchemy App free?

Alchemy App is free to download, with in-app purchases available.

### Do STIMULUS or Alchemy App have ads?

Neither STIMULUS nor Alchemy App shows ads.

### Which is updated more often, STIMULUS or Alchemy App?

STIMULUS ships an update every 2 months, and Alchemy App every 5 weeks. Most recently, STIMULUS was updated on September 9, 2026 and Alchemy App on September 9, 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.*