Comparison

BlueDriver OBD2 Scan Tool vs UniFi

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

BlueDriver OBD2 Scan Tool

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
Read full description

BlueDriver® transforms your iPhone or iPad into a powerful OBD2 scan tool – trusted by over 1 million drivers, from professional mechanics to DIYers. Paired with the BlueDriver Bluetooth® Sensor (sold separately), it lets you read codes, diagnose issues, and fix your car with confidence—no wires, no guesswork. Whether you're checking a check engine light, running a smog test, or diving into enhanced diagnostics like ABS or transmission codes, BlueDriver gives you the tools you need to understand your vehicle and make smarter repair decisions – with clear, easy-to-understand information. What You Can Do with BlueDriver · Read and clear trouble codes - including check engine, ABS, airbag, transmission, and more · Generate, save, and share professional-grade Repair Reports based on your exact vehicle and trouble code · Access Mode 6 on-board monitoring test results · Check smog readiness and freeze frame data · View live data with multi-PID interactive graphing · Scan your vehicle wirelessly with Bluetooth—no cables required · Choose between metric and imperial settings · Get likely fixes for your vehicle’s issues, explained in plain language Enhanced Diagnostics Coverage · GM, Ford, Chrysler, Toyota, Nissan, Mazda, Mercedes (2005+ models) · Mitsubishi (2008+), Hyundai/Kia (2012+) – available worldwide · BMW/Mini, Honda/Acura, Volkswagen/Audi – available in North America · Subaru – available in the United States What Makes BlueDriver Different? · No subscription required · Backed by a database of millions real-world fixes · Repair Reports are specific to your vehicle’s year, make, and model · Works globally with the BlueDriver Sensor · App is free to install—just pair with the Sensor to start scanning You can even preview a Repair Report without a Sensor by entering your VIN and a trouble code. Account Setup Made Easy You’ll create a BlueDriver account during setup—it’s quick and easy, and gives you secure access to all your scans, reports, and new features across any device. Important Info The BlueDriver Sensor plugs into your vehicle’s data port (found in every car built since 1996). It connects to the app via Bluetooth® to deliver full diagnostic functionality. Sensor sold separately in-app or at www.BlueDriver.com

About

UniFi

Manage your home or business IT network from a single interface. Easily set up WiFi, monitor traffic, secure your network with VPN, and gain insights with detailed analytics.

Highlights
  • Centralized network management
  • WiFi setup and configuration
  • Traffic routing
  • Single-tap VPN access
  • Client and network analytics
Features
Read full description

The UniFi app simplifies home and business IT by providing a central management interface where you can easily scale, monitor, and optimize every aspect of your network. UniFi offers: • Simple WiFi setup and configuration • Intuitive traffic routing • Secure, single-tap VPN access • Detailed client and network analytics

Screenshots

BlueDriver OBD2 Scan Tool4 screens
UniFi4 screens

Verdict

The call

The clearest difference is monetization model: UniFi at free against BlueDriver OBD2 Scan Tool's free with in-app purchases. BlueDriver OBD2 Scan Tool's advantage is review sentiment (57% vs 47%) and iOS requirement (16.6 vs 18.0). On price, rating, ratings volume and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for BlueDriver OBD2 Scan Tool against 4.7 for UniFi. Both are backed by a comparable volume of ratings — 14K and 25K respectively. Written reviews are what separate them: 57% of BlueDriver OBD2 Scan Tool's written reviews are positive against 47% of UniFi's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
BlueDriver OBD2 Scan Tool versus UniFi: the parameters behind the verdict, then further details
ParameterBlueDriver OBD2 Scan ToolUniFi
PriceFreeFree
Rating4.6 (14K ratings)4.7 (25K ratings) — better
Positive reviews57.2% of reviews — better47.4% of reviews
Number of ratings14K25K — better
Update frequencyFortnightlyFortnightly
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better18.0
Further details — not scored
Size273 MB484 MB
Age rating4+4+
DeveloperLemur Vehicle MonitorsUbiquiti Inc.

Customer experience

BlueDriver OBD2 Scan Tool

All ratings13,728 ratings
Positive90.7%
Neutral2.2%
Negative7.1%
Written reviews885 reviews
Positive57.2%
Neutral5.3%
Negative37.5%

UniFi

All ratings24,210 ratings
Positive92.4%
Neutral1.8%
Negative5.8%
Written reviews762 reviews
Positive47.4%
Neutral10.9%
Negative41.7%

User reviews

BlueDriver OBD2 Scan Tool

From 14K App Store ratings

What we love

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

Room to improve

  • 🐛 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

UniFi

From 25K App Store ratings

What we love

  • 🚀 Intuitive and easy to use
  • 🔒 Robust security features
  • 👍 Convenient remote management
  • 🚀 Fast and reliable performance
  • 👍 Excellent network visibility and control

Room to improve

  • 🐛 Connectivity issues and app crashes
  • 🔍 Missing advanced configuration options
  • 🔍 Inconsistent UI between app and web interface
  • 🔍 Lacking some features compared to web interface
  • 🔍 Unreliable notifications and alerts

Bugs and requests

BlueDriver OBD2 Scan Tool

Reported bugs

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

Requested features

10 requests
  • 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
Show 5 more
  • Enable reading of additional fault codes (e.g., airbag)
  • Maintain compatibility with older iOS versions
  • Introduce CarPlay integration
  • Add customizable live data dashboards
  • Implement audible alerts for critical sensor readings

UniFi

Reported bugs

5 issues
  • App unable to connect to local controller
  • Incorrect device status and client information
  • Frequent sign-outs and login issues
  • Speed test and throughput data not working
  • Topology view showing incorrect network layout

Requested features

5 requests
  • Customizable dashboard and widgets
  • Ability to set time-based data usage reports
  • Support for local-only network management
  • Improved 2FA and authentication experience
  • Apple Watch app for emergency reboots

In-app purchases

None

BlueDriver OBD2 Scan Tool

No in-app purchases

None

UniFi

No in-app purchases

Questions

Is BlueDriver OBD2 Scan Tool free?
BlueDriver OBD2 Scan Tool is free to download, with no in-app purchases.
Is UniFi free?
UniFi is free to download, with no in-app purchases.
Which has better reviews, BlueDriver OBD2 Scan Tool or UniFi?
UniFi is rated higher. BlueDriver OBD2 Scan Tool averages 4.6 out of 5 from 14K ratings, while UniFi averages 4.7 from 25K ratings.
Do BlueDriver OBD2 Scan Tool or UniFi have ads?
Neither BlueDriver OBD2 Scan Tool nor UniFi shows ads.
Which is updated more often, BlueDriver OBD2 Scan Tool or UniFi?
BlueDriver OBD2 Scan Tool ships an update fortnightly, and UniFi fortnightly. Most recently, BlueDriver OBD2 Scan Tool was updated on October 21, 2026 and UniFi on October 22, 2026.

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