# Rang Dong Smart vs iThong

Rang Dong Smart and iThong both sit at 4.6 stars, but that hides the real split: 100% of iThong's written reviews are positive against 0% of Rang Dong Smart's. iThong also leads on update cadence (every 8 days vs every 6 months) and ratings volume (307 vs 31). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for Rang Dong Smart against 4.7 for iThong. That said, the two scores are not equally well evidenced: iThong has 307 ratings behind it against 31, so its average is the more settled of the two. Written reviews are what separate them: 0% of Rang Dong Smart's written reviews are positive against 100% of iThong's.

Rang Dong Smart ships an update every 6 months, iThong every 8 days. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Rang Dong Smart | iThong |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (31 ratings)](https://appshunter.io/ios/app/rang-dong-smart/id1453529638/reviews) | **[4.7 (307 ratings)](https://appshunter.io/ios/app/ithong/id1493253359/reviews)** |
| Number of ratings | 31 | **307** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 8 days** |
| Monetization | Free | Free |
| Size | 218 MB | 71 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [RANG DONG LIGHT SOURCE AND VACUUM FLASK JOINT STOCK COMPANY](https://appshunter.io/developer/1453529637) | [THU VIEN PHAP LUAT COMPANY LIMITED](https://appshunter.io/developer/1620140234) |

## 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


### iThong

[App page](https://appshunter.io/ios/app/ithong/id1493253359)

This app helps users understand traffic laws and penalties for various violations. It allows for searching traffic signs and provides resources for driver's license exams. Users can also estimate blood alcohol content and stay updated on traffic news.

**Highlights:** Traffic violation lookup by voice or keyword, Comprehensive traffic sign identification, Driver's license exam preparation, Blood alcohol content estimation, Traffic news and legal updates

**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 iThong free?

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

### Which has better reviews, Rang Dong Smart or iThong?

iThong is rated higher. Rang Dong Smart averages 4.6 out of 5 from 31 ratings, while iThong averages 4.7 from 307 ratings.

### Do Rang Dong Smart or iThong have ads?

Neither Rang Dong Smart nor iThong shows ads.

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

Rang Dong Smart ships an update every 6 months, and iThong every 8 days. Most recently, Rang Dong Smart was updated on September 10, 2026 and iThong on September 19, 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.*