# Sigma vs 超慢跑助手

The clearest difference is price: Sigma at Free against 超慢跑助手's $1.99. Sigma also leads on iOS requirement (14.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Sigma is free to download; 超慢跑助手 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Sigma | 超慢跑助手 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (58 ratings)](https://appshunter.io/ios/app/sigma-ai/id6743433033/reviews)** | — |
| Number of ratings | **58** | — |
| Positive reviews | 86.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 233 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Chaoshi Technology (Shanghai) Co., Ltd.](https://appshunter.io/developer/1520053656) | [深圳十米网络科技有限公司](https://appshunter.io/developer/1463361355) |

## What reviewers say

### Sigma

[App page](https://appshunter.io/ios/app/sigma-ai/id6743433033)

This app offers a clean and engaging running experience with detailed analysis and personalized AI coaching. Track your runs, visualize your progress, and collect memories of your journeys on a unique map.

**Highlights:** Ad-free running experience, Multi-dimensional analysis views, Map diary of runs and moods, AI partner with personalized advice, Visualized calorie consumption, Data migration from popular wearables

**In-app purchases:** none


### 超慢跑助手

[App page](https://appshunter.io/ios/app/id6782858638)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sigma free?

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

### Is 超慢跑助手 free?

超慢跑助手 costs $1.99, with no in-app purchases.

### Do Sigma or 超慢跑助手 have ads?

Neither Sigma nor 超慢跑助手 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.*