# OBD JScan vs GTD 11012A

The clearest difference is in-app purchases: GTD 11012A at none against OBD JScan's 7. GTD 11012A also leads on iOS requirement (9.0 vs 13.0). OBD JScan's advantage is update cadence (every 3 weeks vs every 14 months). On price, ads and device support there is nothing between them.

Both are free to download. OBD JScan sells 6 one-off in-app purchases. GTD 11012A asks for nothing beyond the download.

OBD JScan ships an update every 3 weeks, GTD 11012A every 14 months. The most recent releases landed on November 6, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OBD JScan | GTD 11012A |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.3K ratings)](https://appshunter.io/ios/app/obd-jscan/id1445903514/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 79.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 14 months |
| Monetization | Free with in-app purchases | — |
| Size | 403 MB | 24 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Piotr Bialic](https://appshunter.io/developer/960266498) | [Blapac Sdn Bhd](https://appshunter.io/developer/1267753574) |

## What reviewers say

### OBD JScan

[App page](https://appshunter.io/ios/app/obd-jscan/id1445903514)

This diagnostic application provides in-depth access to vehicle modules, allowing users to read and clear trouble codes, view live sensor data, and access vehicle settings. It supports a wide range of Jeep, Chrysler, and Dodge models, offering powerful customization and diagnostic features.

**Highlights:** Read and clear diagnostic trouble codes, Access live data from all vehicle sensors, View vehicle settings and module information, Supports ABS, transmission, and other modules, Wide compatibility with Jeep, Chrysler, Dodge, Enables features locked by dealers

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| + 1 garage license | $9.99 | one-time |
| 1 VIN license | $20.99 | one-time |
| Add 1 VIN Vehicle Slot | $20.99 | one-time |
| 3 VIN licenses | $54.99 | one-time |
| 5 VIN Licenses | $84.99 | one-time |
| 10 VIN Licenses | $149.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 🔧 Powerful customization options
- 👍 Excellent customer support
- 💡 Useful diagnostic and monitoring features
- 🔓 Enables features otherwise locked by dealer

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 🔌 Requires additional hardware purchase
- ⚠️ Compatibility issues with newer vehicle models
- 🕰️ Slow performance in certain scenarios

**Reported bugs**

- Inability to save/export diagnostic data
- Inconsistent behavior when changing vehicle settings

**Requested features**

- Expanded vehicle compatibility
- Improved stability and reliability
- Enhanced user interface and guidance
- Integration with other vehicle apps/services


### GTD 11012A

[App page](https://appshunter.io/ios/app/gtd-11012a/id6495970983)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBD JScan free?

OBD JScan is free to download, with in-app purchases available.

### Is GTD 11012A free?

GTD 11012A is free to download, with no in-app purchases.

### Do OBD JScan or GTD 11012A have ads?

Neither OBD JScan nor GTD 11012A shows ads.

### Which is updated more often, OBD JScan or GTD 11012A?

OBD JScan ships an update every 3 weeks, and GTD 11012A every 14 months. Most recently, OBD JScan was updated on November 6, 2026 and GTD 11012A on October 25, 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.*