# UDI Maps vs Traffic Camera VN

The clearest difference is review sentiment: Traffic Camera VN at 65% against UDI Maps's 0%. Traffic Camera VN also leads on rating (4.7 vs 2.3) and update cadence (weekly vs every 2 months). UDI Maps's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Traffic Camera VN sells 4 in-app purchases, starting at $6.99 per month. UDI Maps asks for nothing beyond the download.

Traffic Camera VN holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: Traffic Camera VN has 552 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of UDI Maps's written reviews are positive against 65% of Traffic Camera VN's.

UDI Maps ships an update every 2 months, Traffic Camera VN weekly. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | UDI Maps | Traffic Camera VN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/udi-maps/id1267260074/reviews) | **[4.7 (552 ratings)](https://appshunter.io/ios/app/traffic-camera-vn/id1498353023/reviews)** |
| Number of ratings | 3 | **552** |
| Positive reviews | 0.0% of reviews | **64.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 62 MB | 129 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Urban Drainage Ho Chi Minh City Company Limited](https://appshunter.io/developer/1267260073) | [Van Luan Phan](https://appshunter.io/developer/1457794812) |

## What reviewers say

### UDI Maps

[App page](https://appshunter.io/ios/app/udi-maps/id1267260074)

This app provides real-time flood information and navigation assistance for Ho Chi Minh City. Users can view current flood status, receive warnings, and find alternative routes to avoid flooded areas. It also allows users to report flood locations and provide feedback for app improvement.

**Highlights:** Real-time flood status updates, Navigation with alternative routes, Flood warnings and alerts, User reporting of flood locations, Traffic map integration, Emergency notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### Traffic Camera VN

[App page](https://appshunter.io/ios/app/traffic-camera-vn/id1498353023)

Access real-time traffic updates and camera feeds for Ho Chi Minh City and surrounding areas. View traffic conditions, check fines, and find gas stations, all in one place. This app aggregates data from official government sources for convenient information retrieval.

**Highlights:** Real-time traffic camera feeds, Speed and road sign alerts, Traffic fine checks, Vehicle registration station info, Gas station and fuel prices, Community chat

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hiển thị mặc định | $6.99 | per month |
| Hiển thị vị trí cao cấp | $7.99 | per month |
| Remove sponsored contents | $1.99 | one-time |
| VIP account forever | $6.99 | one-time |


## Frequently asked questions

### Is UDI Maps free?

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

### Is Traffic Camera VN free?

Traffic Camera VN is free to download, with in-app purchases available.

### Which has better reviews, UDI Maps or Traffic Camera VN?

Traffic Camera VN is rated higher. UDI Maps averages 2.3 out of 5 from 3 ratings, while Traffic Camera VN averages 4.7 from 552 ratings.

### Do UDI Maps or Traffic Camera VN have ads?

Traffic Camera VN shows ads; UDI Maps does not.

### Which is updated more often, UDI Maps or Traffic Camera VN?

UDI Maps ships an update every 2 months, and Traffic Camera VN weekly. Most recently, UDI Maps was updated on October 24, 2026 and Traffic Camera VN on October 29, 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.*