BlueDriver OBD2 Scan Tool vs Electronic Dial Indicator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Electronic Dial Indicator
Connect to wireless dial indicators to view real-time measurements, configure settings, and record data. Supports up to seven gages simultaneously, offering digital or analog readouts with tolerance status. Log data continuously or individually and share measurement files via email.
- Connect up to 7 wireless dial indicators
- View current, min, and max measurements
- Digital or analog readouts
- Zero measurement and hold functionality
- Record single or continuous data logging
- Share measurement files (CSV)
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Electronic Dial Indicator lets you connect to your wireless enabled dial indicators to view measurements, configure settings and record data. Connect: - Up to 7 gages can be connected simultaneously Measure - View current measurement, min and max - Select Digital or Analog readouts - Zero Measurement - Enable Hold* - View G/NG tolerance status at a glance* Configure* - Adjust all gage settings through an easy to use interface Record - Record single measurements for one gage or all connected gages at once - Enable continuous logging of data at a configurable interval - View recorded measurements in a table or graph - Share measurement files (csv) via email *certain models may not support hold functionality or all available gage settings Devices support several update rates (5 Hz, 1 Hz, 0.5 Hz, On button press) which can be configured on the device.
Screenshots
Verdict
The clearest difference is review sentiment: BlueDriver OBD2 Scan Tool at 57% against Electronic Dial Indicator's 0%. BlueDriver OBD2 Scan Tool also leads on rating (4.6 vs 3.3) and update cadence (fortnightly vs every 3 months). Electronic Dial Indicator's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
BlueDriver OBD2 Scan Tool holds the better App Store score, 4.6 against 3.3. That said, the two scores are not equally well evidenced: BlueDriver OBD2 Scan Tool has 14K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 57% of BlueDriver OBD2 Scan Tool's written reviews are positive against 0% of Electronic Dial Indicator's.
BlueDriver OBD2 Scan Tool ships an update fortnightly, Electronic Dial Indicator every 3 months. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.
| Parameter | BlueDriver OBD2 Scan Tool | Electronic Dial Indicator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (14K ratings) — better | 3.3 (6 ratings) |
| Positive reviews | 57.2% of reviews — better | 0.0% of reviews |
| Number of ratings | 14K — better | 6 |
| Update frequency | Fortnightly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 273 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Lemur Vehicle Monitors | Chicago Dial Indicator Co. |
Customer experience
BlueDriver OBD2 Scan Tool
Electronic Dial Indicator
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
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- 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
Electronic Dial Indicator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BlueDriver OBD2 Scan Tool
No in-app purchases
Electronic Dial Indicator
No in-app purchases
Questions
Is BlueDriver OBD2 Scan Tool free?
Is Electronic Dial Indicator free?
Which has better reviews, BlueDriver OBD2 Scan Tool or Electronic Dial Indicator?
Do BlueDriver OBD2 Scan Tool or Electronic Dial Indicator have ads?
Which is updated more often, BlueDriver OBD2 Scan Tool or Electronic Dial Indicator?
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