# Dopamine Cannon vs JustStart

The clearest difference is in-app purchases: Dopamine Cannon at none against JustStart's 2. JustStart's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. JustStart sells 2 in-app purchases, starting at $4.99 per month. Dopamine Cannon asks for nothing beyond the download.

## The numbers

| Metric | Dopamine Cannon | JustStart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 5 MB | 2 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [YUWEI JIANG](https://appshunter.io/developer/1865730963) | [Deniz Demirel](https://appshunter.io/developer/1868819306) |

## What reviewers say

### Dopamine Cannon

[App page](https://appshunter.io/ios/app/dopamine-cannon/id6757281927)

**Features:** macOS Compatibility

**In-app purchases:** none


### JustStart

[App page](https://appshunter.io/ios/app/juststart-adhd-planner/id6761158418)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ADHD Monthly | $4.99 | per month |
| ADHD Yearly | $29.99 | per year |


## Frequently asked questions

### Is Dopamine Cannon free?

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

### Is JustStart free?

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

### Do Dopamine Cannon or JustStart have ads?

Neither Dopamine Cannon nor JustStart shows ads.

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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.*