# Rang Dong Smart vs Dat Bike

The clearest difference is rating: Rang Dong Smart at 4.6 against Dat Bike's 2.8. Rang Dong Smart also leads on ratings volume (31 vs 6). Dat Bike's advantage is update cadence (every 2 weeks vs every 6 months) and review sentiment (17% vs 0%). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Rang Dong Smart holds the better App Store score, 4.6 against 2.8. That said, the two scores are not equally well evidenced: Rang Dong Smart has 31 ratings behind it against 6, so its average is the more settled of the two. Written reviews complicate that: 0% of Rang Dong Smart's written reviews are positive against 17% of Dat Bike's, so the app with the better star average is not the one people write more warmly about.

Rang Dong Smart ships an update every 6 months, Dat Bike every 2 weeks. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Rang Dong Smart | Dat Bike |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (31 ratings)](https://appshunter.io/ios/app/rang-dong-smart/id1453529638/reviews)** | [2.8 (6 ratings)](https://appshunter.io/ios/app/dat-bike/id1592422856/reviews) |
| Number of ratings | **31** | 6 |
| Positive reviews | 0.0% of reviews | **17.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 218 MB | 44 MB |
| Requires iOS | **14.0** | 15.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RANG DONG LIGHT SOURCE AND VACUUM FLASK JOINT STOCK COMPANY](https://appshunter.io/developer/1453529637) | [DAT BIKE VIETNAM COMPANY LIMITED](https://appshunter.io/developer/1592422858) |

## What reviewers say

### Rang Dong Smart

[App page](https://appshunter.io/ios/app/rang-dong-smart/id1453529638)

Control and monitor your smart home devices remotely. Create custom automation scenes and schedules for precise device management. Share device access with family members for easy, anytime, anywhere control.

**Highlights:** Connect and control smart devices, Create automation scenes, Schedule timers and countdowns, Share device access with family, Real-time device monitoring, Remote control anytime, anywhere

**Features:** Vision Pro support

**In-app purchases:** none


### Dat Bike

[App page](https://appshunter.io/ios/app/dat-bike/id1592422856)

Connect to your electric motorbike to monitor its status, including battery, distance, and temperature. Access customer support and receive over-the-air updates for new features and bug fixes.

**Highlights:** Monitor bike information (battery, distance, temperature), Access customer support, Receive over-the-air updates, View bike status remotely, Get bug fixes and new features

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

**In-app purchases:** none


## Frequently asked questions

### Is Rang Dong Smart free?

Rang Dong Smart is free to download, with no in-app purchases.

### Is Dat Bike free?

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

### Which has better reviews, Rang Dong Smart or Dat Bike?

Rang Dong Smart is rated higher. Rang Dong Smart averages 4.6 out of 5 from 31 ratings, while Dat Bike averages 2.8 from 6 ratings.

### Do Rang Dong Smart or Dat Bike have ads?

Neither Rang Dong Smart nor Dat Bike shows ads.

### Which is updated more often, Rang Dong Smart or Dat Bike?

Rang Dong Smart ships an update every 6 months, and Dat Bike every 2 weeks. Most recently, Rang Dong Smart was updated on October 24, 2026 and Dat Bike on October 21, 2026.

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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.*