# Interval Timer Workout App vs NeuroNinja

The clearest difference is in-app purchases: Interval Timer Workout App at none against NeuroNinja's 3. Interval Timer Workout App also leads on iOS requirement (10.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. NeuroNinja sells 3 in-app purchases, starting at $4.99 per month. Interval Timer Workout App asks for nothing beyond the download.

## The numbers

| Metric | Interval Timer Workout App | NeuroNinja |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 months |
| Size | 84 MB | 49 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Leticia Vila](https://appshunter.io/developer/1609278510) | [娟 谭](https://appshunter.io/developer/1846054192) |

## What reviewers say

### Interval Timer Workout App

[App page](https://appshunter.io/ios/app/interval-timer-workout-app/id1617336157)

**Features:** macOS Compatibility

**In-app purchases:** none


### NeuroNinja

[App page](https://appshunter.io/ios/app/neuroninja-brain-puzzle-test/id6753983958)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NeuroNinja Premium | $4.99 | per month |
| NeuroNinja Premium | $19.99 | per year |
| NeuroNinja Premium | $49.99 | one-time |


## Frequently asked questions

### Is Interval Timer Workout App free?

Interval Timer Workout App is free to download, with no in-app purchases.

### Is NeuroNinja free?

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

### Do Interval Timer Workout App or NeuroNinja have ads?

Neither Interval Timer Workout App nor NeuroNinja shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*