# OBD2 Car Scanner vs VIN Scanner

The clearest difference is update cadence: OBD2 Car Scanner at weekly against VIN Scanner's every 3 weeks. OBD2 Car Scanner also leads on device support (3 vs 1) and iOS requirement (15.5 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. OBD2 Car Scanner sells 3 in-app purchases, starting at $6.99 per 7 days and VIN Scanner sells 3 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

OBD2 Car Scanner ships an update weekly, VIN Scanner every 3 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OBD2 Car Scanner | VIN Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/obd2-car-scanner-ai-fix/id6790625743/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 136 MB | 73 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [THI MY HAO TRAN](https://appshunter.io/developer/1883310521) | [Xi'an Yuzhilin Network Technology Co., Ltd](https://appshunter.io/developer/6796222903) |

## What reviewers say

### OBD2 Car Scanner

[App page](https://appshunter.io/ios/app/obd2-car-scanner-ai-fix/id6790625743)

Transform your smartphone into a professional car diagnostic tool. This app reads and clears trouble codes, monitors live engine data, and uses AI to explain issues and provide repair guidance. It works with most vehicles and OBD2 adapters.

**Highlights:** Full DTC Fault Code Scanner, Live Sensor Data & Custom Dashboards, Continuous Data Logging, Emissions Readiness Check, AI Car Doctor for issue explanation, Interactive AI Repair Guides, Smart Pre-Inspection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly - Unlimited Access | $6.99 | per 7 days |
| Monthly - Unlimited Access | $16.99 | per month |
| Yearly - Unlimited Access | $59.99 | per year |


### VIN Scanner

[App page](https://appshunter.io/ios/app/vin-scanner-car-decoder/id6815488659)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Membership | $9.99 | per 7 days |
| VIP Membership | $39.99 | per year |
| VIP Membership | $59.99 | one-time |


## Frequently asked questions

### Is OBD2 Car Scanner free?

OBD2 Car Scanner is free to download, with in-app purchases available.

### Is VIN Scanner free?

VIN Scanner is free to download, with in-app purchases available.

### Do OBD2 Car Scanner or VIN Scanner have ads?

Neither OBD2 Car Scanner nor VIN Scanner shows ads.

### Which is updated more often, OBD2 Car Scanner or VIN Scanner?

OBD2 Car Scanner ships an update weekly, and VIN Scanner every 3 weeks. Most recently, OBD2 Car Scanner was updated on October 31, 2026 and VIN Scanner on October 24, 2026.

---

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