# BlueDriver OBD2 Scan Tool vs Milwaukee® ONE

BlueDriver OBD2 Scan Tool and Milwaukee® ONE both sit at 4.6 stars, but that hides the real split: 83% of Milwaukee® ONE's written reviews are positive against 57% of BlueDriver OBD2 Scan Tool's. BlueDriver OBD2 Scan Tool's advantage is iOS requirement (16.6 vs 18.0). On price, rating, ratings volume and update cadence 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 4.6 for Milwaukee® ONE. Both are backed by a comparable volume of ratings — 14K and 7.7K respectively. Written reviews are what separate them: 57% of BlueDriver OBD2 Scan Tool's written reviews are positive against 83% of Milwaukee® ONE's.

BlueDriver OBD2 Scan Tool ships an update every 9 days, Milwaukee® ONE fortnightly. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | BlueDriver OBD2 Scan Tool | Milwaukee® ONE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (14K ratings)](https://appshunter.io/ios/app/bluedriver-obd2-scan-tool/id445403397/reviews) | [4.6 (7.7K ratings)](https://appshunter.io/ios/app/milwaukee-one-key/id1029111192/reviews) |
| Number of ratings | **14K** | 7.7K |
| Positive reviews | 57.1% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 278 MB | 114 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lemur Vehicle Monitors](https://appshunter.io/developer/445403400) | [MilwaukeeTool](https://appshunter.io/developer/1027101355) |

## 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


### Milwaukee® ONE

[App page](https://appshunter.io/ios/app/milwaukee-one-key/id1029111192)

This digital platform helps manage tools and equipment by providing an inventory program and tracking capabilities. It allows users to log purchase information, set service reminders, and track tool locations to prevent theft and tampering.

**Highlights:** Digital tool inventory, Track tool location, Service reminders, Employee tool assignment, Remote tool lockout, Team management with permissions

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Helps keep track of tools
- 🔒 Ability to disable stolen tools
- 📝 Organizes tool inventory
- 🛠️ Customizable tool settings
- 💳 Tracks purchase info and warranties

**What reviewers complain about**

- 🐛 Connectivity issues and app freezes
- 🔍 Limited Bluetooth range for tracking
- 🔋 Battery drain on Tick devices
- 🤔 Confusing or unintuitive interface
- 💰 Expensive Tick devices

**Reported bugs**

- Inventory data loss after updates
- Inability to exit 'maintenance mode'
- Inconsistent Bluetooth connectivity
- Difficulty adding new tools to inventory

**Requested features**

- Print or export tool inventory
- Automatic tool check-in/out system
- Geofencing and alerts for tool movement
- Integration with other tool brands
- Larger Bluetooth/GPS tracking range


## Frequently asked questions

### Is BlueDriver OBD2 Scan Tool free?

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

### Is Milwaukee® ONE free?

Milwaukee® ONE is free to download, with no in-app purchases.

### Which has better reviews, BlueDriver OBD2 Scan Tool or Milwaukee® ONE?

BlueDriver OBD2 Scan Tool and Milwaukee® ONE are both rated 4.6 out of 5 on the App Store, from 14K and 7.7K ratings respectively.

### Do BlueDriver OBD2 Scan Tool or Milwaukee® ONE have ads?

Neither BlueDriver OBD2 Scan Tool nor Milwaukee® ONE shows ads.

### Which is updated more often, BlueDriver OBD2 Scan Tool or Milwaukee® ONE?

BlueDriver OBD2 Scan Tool ships an update every 9 days, and Milwaukee® ONE fortnightly. Most recently, BlueDriver OBD2 Scan Tool was updated on September 23, 2026 and Milwaukee® ONE on September 22, 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.*