# Rang Dong Smart vs Amber Note

The clearest difference is update cadence: Amber Note at every 9 days against Rang Dong Smart's every 6 months. Rang Dong Smart's advantage is iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and device support 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 ships an update every 6 months, Amber Note every 9 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Rang Dong Smart | Amber Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (31 ratings)](https://appshunter.io/ios/app/rang-dong-smart/id1453529638/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 218 MB | 71 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [RANG DONG LIGHT SOURCE AND VACUUM FLASK JOINT STOCK COMPANY](https://appshunter.io/developer/1453529637) | [Base Enterprise Joint Stock Company](https://appshunter.io/developer/1364844470) |

## 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


### Amber Note

[App page](https://appshunter.io/ios/app/amber-note/id6792672654)

**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 Amber Note free?

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

### Do Rang Dong Smart or Amber Note have ads?

Neither Rang Dong Smart nor Amber Note shows ads.

### Which is updated more often, Rang Dong Smart or Amber Note?

Rang Dong Smart ships an update every 6 months, and Amber Note every 9 days. Most recently, Rang Dong Smart was updated on November 2, 2026 and Amber Note on November 6, 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.*