# Engine Link vs MG Planner

The clearest difference is price: MG Planner at Free against Engine Link's $5.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

MG Planner is free to download; Engine Link costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | Engine Link | MG Planner |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[2.9 (62 ratings)](https://appshunter.io/ios/app/engine-link-obd-ii-diagnosis/id591557194/reviews)** | — |
| Number of ratings | **62** | — |
| Positive reviews | 38.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 10 MB | 13 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [K SOLUTION LLC](https://appshunter.io/developer/289670447) | [Tei Software Studios](https://appshunter.io/developer/896865450) |

## What reviewers say

### Engine Link

[App page](https://appshunter.io/ios/app/engine-link-obd-ii-diagnosis/id591557194)

Transform your iPhone into a powerful vehicle diagnostics tool. Monitor real-time performance, read and clear fault codes, and customize your dashboard with detailed sensor data. Supports emission testing and offers a HUD mode for night driving.

**Highlights:** Real-time vehicle monitoring, Read and clear OBD fault codes, Customizable gauges and dashboards, MPG widget and fuel efficiency plotting, Heads up display (HUD) mode, Horsepower, torque, and acceleration metrics, Custom PID support

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Works as expected
- 👍 Flexible and customizable
- 💡 Supports custom PIDs
- 🚀 Reliable connection
- 👍 Good customer support

**What reviewers complain about**

- 🐛 Doesn't work with all OBD dongles
- 🐛 Compatibility issues with newer iOS versions
- 👎 Outdated and clunky interface
- 👎 Limited functionality for EVs
- 🐛 Connectivity problems

**Reported bugs**

- App crashes on connection
- Fails to read/clear error codes
- Inaccurate sensor readings
- Compatibility issues with certain OBD dongles

**Requested features**

- Add support for more vehicle types
- Improve user interface and customization options
- Add more PID support, especially for EVs
- Implement language localization
- Improve data logging and export capabilities


### MG Planner

[App page](https://appshunter.io/ios/app/mg-planner/id1478864962)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Engine Link free?

Engine Link costs $5.99, with no in-app purchases.

### Is MG Planner free?

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

### Do Engine Link or MG Planner have ads?

Neither Engine Link nor MG Planner shows ads.

### Which is updated more often, Engine Link or MG Planner?

Engine Link ships an update every 2 months, and MG Planner every 2 months. Most recently, Engine Link was updated on October 26, 2026 and MG Planner on October 26, 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.*