# BlueDriver OBD2 Scan Tool vs EmberLink

BlueDriver OBD2 Scan Tool and EmberLink both sit at 4.6 stars, but that hides the real split: 57% of BlueDriver OBD2 Scan Tool's written reviews are positive against 0% of EmberLink's. BlueDriver OBD2 Scan Tool also leads on ratings volume (14K vs 11) and update cadence (every 9 days vs every 3 weeks). EmberLink's advantage is monetization model (free vs free with in-app purchases). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.6 for BlueDriver OBD2 Scan Tool against 4.5 for EmberLink. That said, the two scores are not equally well evidenced: BlueDriver OBD2 Scan Tool has 14K ratings behind it against 11, so its average is the more settled of the two. Written reviews are what separate them: 57% of BlueDriver OBD2 Scan Tool's written reviews are positive against 0% of EmberLink's.

BlueDriver OBD2 Scan Tool ships an update every 9 days, EmberLink every 3 weeks. The most recent releases landed on October 2, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | BlueDriver OBD2 Scan Tool | EmberLink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (14K ratings)](https://appshunter.io/ios/app/bluedriver-obd2-scan-tool/id445403397/reviews)** | [4.5 (11 ratings)](https://appshunter.io/ios/app/emberlink/id6747775479/reviews) |
| Number of ratings | **14K** | 11 |
| Positive reviews | **57.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 278 MB | 241 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lemur Vehicle Monitors](https://appshunter.io/developer/445403400) | [Lippert Components, Inc.](https://appshunter.io/developer/867023615) |

## What reviewers say

### BlueDriver OBD2 Scan Tool

[App page](https://appshunter.io/ios/app/bluedriver-obd2-scan-tool/id445403397)

This app turns your smartphone into a powerful OBD2 scan tool. It allows you to read and clear trouble codes, view live data, and generate detailed repair reports for your vehicle. Understand your car's issues and make informed repair decisions.

**Highlights:** Read and clear trouble codes (Check Engine, ABS, etc.), Generate professional-grade Repair Reports, Access Mode 6 and smog readiness data, View live data with interactive graphing, Wireless Bluetooth scanning, Likely fixes explained in plain language

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Excellent diagnostic capabilities
- 💰 Great value for money
- 🔍 Detailed fault code information
- 📚 Helpful repair suggestions

**What reviewers complain about**

- 🐛 Occasional Bluetooth connectivity issues
- ⚠️ Limited support for some vehicle makes/models
- 🚫 Cannot read odometer information
- 🚫 Lack of advanced features for professional mechanics
- 🚫 No support for European vehicle VINs

**Reported bugs**

- Occasional app crashes
- Failure to detect vehicle faults in some cases
- Inability to update firmware on certain devices

**Requested features**

- Add support for more vehicle makes and models
- Improve Bluetooth stability and connectivity
- Implement odometer reading functionality
- Expand diagnostic capabilities to include more advanced features
- Add support for European vehicle VINs


### EmberLink

[App page](https://appshunter.io/ios/app/emberlink/id6747775479)

Manage and customize your RV's devices and systems with this app. Create personalized modes, set favorites, and monitor essential levels like battery and water. It also offers features for trip planning, maintenance checklists, and advanced control for compatible RVs.

**Highlights:** Customizable modes for trips, Quick access favorites, Slide and awning control, Battery and water level monitoring, Trip planning checklists, Automatic generator control, Remote device management

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BlueDriver OBD2 Scan Tool free?

BlueDriver OBD2 Scan Tool is free to download, with no in-app purchases.

### Is EmberLink free?

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

### Which has better reviews, BlueDriver OBD2 Scan Tool or EmberLink?

BlueDriver OBD2 Scan Tool is rated higher. BlueDriver OBD2 Scan Tool averages 4.6 out of 5 from 14K ratings, while EmberLink averages 4.5 from 11 ratings.

### Do BlueDriver OBD2 Scan Tool or EmberLink have ads?

Neither BlueDriver OBD2 Scan Tool nor EmberLink shows ads.

### Which is updated more often, BlueDriver OBD2 Scan Tool or EmberLink?

BlueDriver OBD2 Scan Tool ships an update every 9 days, and EmberLink every 3 weeks. Most recently, BlueDriver OBD2 Scan Tool was updated on October 2, 2026 and EmberLink on September 27, 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.*