# iThong vs Tra Biển Số Xe

The clearest difference is in-app purchases: iThong at none against Tra Biển Số Xe's 3. iThong also leads on ads (none vs shown) and ratings volume (307 vs 11). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. Tra Biển Số Xe sells 3 in-app purchases, starting at $3.99 per year. iThong asks for nothing beyond the download.

iThong holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: iThong has 307 ratings behind it against 11, so its average is the more settled of the two.

iThong ships an update every 8 days, Tra Biển Số Xe every 2 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | iThong | Tra Biển Số Xe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (307 ratings)](https://appshunter.io/ios/app/ithong/id1493253359/reviews)** | [4.5 (11 ratings)](https://appshunter.io/ios/app/tra-bien-so-xe/id6741093498/reviews) |
| Number of ratings | **307** | 11 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 71 MB | 72 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [THU VIEN PHAP LUAT COMPANY LIMITED](https://appshunter.io/developer/1620140234) | [Toan Mai Tri](https://appshunter.io/developer/1793034960) |

## What reviewers say

### 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


### Tra Biển Số Xe

[App page](https://appshunter.io/ios/app/tra-bien-so-xe/id6741093498)

This app helps you quickly and accurately look up information about vehicle license plates. It supports various data types for easy tracking of violations and provides vehicle registration details. Upgrade options are available for managing multiple plates.

**Highlights:** License plate information lookup, Traffic violation search, Vehicle registration details, Supports multiple data types, Upgrade packages for plate management

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gói 3 biển | $3.99 | per year |
| Gói 5 biển | $5.99 | per year |
| Gói 10 biển | $9.99 | per year |


## Frequently asked questions

### Is iThong free?

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

### Is Tra Biển Số Xe free?

Tra Biển Số Xe is free to download, with in-app purchases available.

### Which has better reviews, iThong or Tra Biển Số Xe?

iThong is rated higher. iThong averages 4.7 out of 5 from 307 ratings, while Tra Biển Số Xe averages 4.5 from 11 ratings.

### Do iThong or Tra Biển Số Xe have ads?

Tra Biển Số Xe shows ads; iThong does not.

### Which is updated more often, iThong or Tra Biển Số Xe?

iThong ships an update every 8 days, and Tra Biển Số Xe every 2 weeks. Most recently, iThong was updated on November 3, 2026 and Tra Biển Số Xe on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*