# OBD JScan vs LD Mobile(CanDo)

The clearest difference is rating: OBD JScan at 4.7 against LD Mobile(CanDo)'s 4.0. OBD JScan also leads on ratings volume (1.3K vs 4). LD Mobile(CanDo)'s advantage is in-app purchases (none vs 8). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OBD JScan sells 7 one-off in-app purchases. LD Mobile(CanDo) asks for nothing beyond the download.

OBD JScan holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: OBD JScan has 1.3K ratings behind it against 4, so its average is the more settled of the two.

OBD JScan ships an update every 3 weeks, LD Mobile(CanDo) every 4 weeks. The most recent releases landed on September 25, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | OBD JScan | LD Mobile(CanDo) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.3K ratings)](https://appshunter.io/ios/app/obd-jscan/id1445903514/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/ld-mobilecando/id1484898701/reviews) |
| Number of ratings | **1.3K** | 4 |
| Positive reviews | 79.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 403 MB | 25 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Piotr Bialic](https://appshunter.io/developer/960266498) | [Cando International Inc.](https://appshunter.io/developer/1208370212) |

## What reviewers say

### OBD JScan

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

This app provides advanced diagnostics for Jeep, Chrysler, and Dodge vehicles. It allows users to read and clear trouble codes, view live sensor data, and access settings across all vehicle modules, including ABS and transmission.

**Highlights:** Read/Clear Diagnostic Trouble Codes, Access Live Data from all sensors, View vehicle settings, Access all vehicle modules (ABS, Transmission, etc.), Identify module, VIN, Part Number, and Version, Share vehicle trouble codes

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| + 1 garage license | $9.99 | one-time |
| 1 VIN license | $20.99 | one-time |
| Add 1 VIN | $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


### LD Mobile(CanDo)

[App page](https://appshunter.io/ios/app/ld-mobilecando/id1484898701)

This utility app turns your iOS device into a diagnostic tool for light duty trucks. It supports major brands like Ford, Chevy, and Dodge, offering features like code reading, live data graphing, and DPF regeneration.

**Highlights:** Code scanner for light duty trucks, DPF reset and regeneration, Live data with graphing, Access to Engine, Transmission, ABS, SRS modules, Supports Ford, Chevy, Dodge, Toyota, Nissan, Honda

**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 LD Mobile(CanDo) free?

LD Mobile(CanDo) is free to download, with no in-app purchases.

### Which has better reviews, OBD JScan or LD Mobile(CanDo)?

OBD JScan is rated higher. OBD JScan averages 4.7 out of 5 from 1.3K ratings, while LD Mobile(CanDo) averages 4.0 from 4 ratings.

### Do OBD JScan or LD Mobile(CanDo) have ads?

Neither OBD JScan nor LD Mobile(CanDo) shows ads.

### Which is updated more often, OBD JScan or LD Mobile(CanDo)?

OBD JScan ships an update every 3 weeks, and LD Mobile(CanDo) every 4 weeks. Most recently, OBD JScan was updated on September 25, 2026 and LD Mobile(CanDo) on June 1, 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.*