# YIYUN TECH vs SpeedTracker

The clearest difference is review sentiment: SpeedTracker at 92% against YIYUN TECH's 0%. SpeedTracker also leads on rating (4.8 vs 1.0). YIYUN TECH's advantage is in-app purchases (none vs 3) and iOS requirement (7.0 vs 15.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. SpeedTracker sells 3 in-app purchases, starting at $0.99 per month. YIYUN TECH asks for nothing beyond the download.

SpeedTracker holds the better App Store score, 4.8 against 1.0. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews point the same way: 0% of YIYUN TECH's written reviews are positive against 92% of SpeedTracker's.

## The numbers

| Metric | YIYUN TECH | SpeedTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (6 ratings)](https://appshunter.io/ios/app/yiyun-tech/id1231040549/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/speedtracker-gps-speedometer/id6475022988/reviews)** |
| Number of ratings | **6** | 4 |
| Positive reviews | 0.0% of reviews | **91.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 8 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [玲苑 王](https://appshunter.io/developer/1231040548) | [群华 赵](https://appshunter.io/developer/1896658035) |

## What reviewers say

### YIYUN TECH

[App page](https://appshunter.io/ios/app/yiyun-tech/id1231040549)

Control your smart balance vehicle with this app. Monitor real-time vehicle status, speed, and steering for agile control.

**Highlights:** Real-time vehicle status monitoring, Speed monitoring, Agile steering control, Vehicle controller functionality

**In-app purchases:** none


### SpeedTracker

[App page](https://appshunter.io/ios/app/speedtracker-gps-speedometer/id6475022988)

Track your speed, altitude, and distance during various outdoor activities. View real-time data, analyze trip history with maps and charts, and receive speed alerts. Supports multiple units and data synchronization.

**Highlights:** Real-time speed, distance, altitude, and direction tracking, Multiple activity modes (walking, cycling, driving, etc.), Detailed trip data (duration, average/max speed, air pressure), Speed alerts and automatic trip start/pause, Map location and speed trajectory visualization, Unit conversion (km/h, mph, knots), iCloud data synchronization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | per month |
| Pro | $7.99 | per year |
| Pro | $19.99 | one-time |


## Frequently asked questions

### Is YIYUN TECH free?

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

### Is SpeedTracker free?

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

### Which has better reviews, YIYUN TECH or SpeedTracker?

SpeedTracker is rated higher. YIYUN TECH averages 1.0 out of 5 from 6 ratings, while SpeedTracker averages 4.8 from 4 ratings.

### Do YIYUN TECH or SpeedTracker have ads?

Neither YIYUN TECH nor SpeedTracker 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.*