# Voltono X vs RUN!

The clearest difference is price: Voltono X at Free against RUN!'s $19.99. Voltono X also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.2). On ads and in-app purchases there is nothing between them.

Voltono X is free to download; RUN! costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Voltono X | RUN! |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | — | Paid |
| Size | 65 MB | 1 MB |
| Requires iOS | **15.6** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [株式会社S-CADE](https://appshunter.io/developer/1621269147) | [TNQ Tech, Co.](https://appshunter.io/developer/1817559824) |

## What reviewers say

### Voltono X

[App page](https://appshunter.io/ios/app/voltono-x/id6752209687)

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

**In-app purchases:** none


### RUN!

[App page](https://appshunter.io/ios/app/run-3d-running-analytics/id6753888103)

Transform your smartphone into a biomechanics lab for runners. Analyze your 3D motion, get AI-powered feedback on your form, and receive personalized recommendations to improve your running efficiency and prevent injuries.

**Highlights:** 3D running form analysis, AI-powered GRF estimation, Detailed biomechanical feedback, Scoring system and insights, Custom exercise recommendations, Progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Voltono X free?

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

### Is RUN! free?

RUN! costs $19.99, with no in-app purchases.

### Do Voltono X or RUN! have ads?

Neither Voltono X nor RUN! 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.*