OBD Plus vs Dauntless OBD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OBD Plus
Monitor your vehicle's engine, emissions, and other critical systems. This app aids in diagnosing car issues and provides insights into various components for better car maintenance.
- Vehicle condition monitoring
- Car diagnostics
- Engine system monitoring
- Emission control system analysis
- Oxygen sensor monitoring
- Fuel system analysis
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Our APP can help the user to reach the function including vehicle condition, car and car diagnose, Through the participation of automobile. It not only solves the problems of some owners, but also monitors many systems and components, including engine, catalytic converter, Oxygen sensors, emission control systems, fuel systems, GER and so on. Let your car and life perfect!
Dauntless OBD
Configure your DauntlessOBD device wirelessly. Access vehicle data streams, diagnostic trouble codes, and manage firmware updates. Requires a DauntlessOBD device for full functionality.
- Wireless pairing
- Firmware updates
- Vehicle data streams
- Diagnostic trouble codes
- Device configuration
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Official configuration app for the DauntlessOBD device. This app will help you with wireless pairing, firmware updates, and common vehicle data streams and diagnostic trouble codes. A DauntlessOBD device from Dauntless Devices LLC is required to use this app. Other devices are not supported.
Screenshots
Verdict
The clearest difference is review sentiment: Dauntless OBD at 100% against OBD Plus's 22%. Dauntless OBD also leads on rating (5.0 vs 3.3). OBD Plus's advantage is iOS requirement (8.0 vs 15.0). On price, ratings volume, update cadence and ads 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.
Dauntless OBD holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews point the same way: 22% of OBD Plus's written reviews are positive against 100% of Dauntless OBD's.
OBD Plus ships an update every 4 weeks, Dauntless OBD every 3 weeks. The most recent releases landed on September 21, 2026 and August 30, 2026 respectively.
| Parameter | OBD Plus | Dauntless OBD |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) | 5.0 (10 ratings) — better |
| Positive reviews | 21.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 | 10 — better |
| Update frequency | Every 4 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 30 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Leagend Optoelectronics Co., Ltd. | Dauntless Devices LLC |
Customer experience
OBD Plus
Dauntless OBD
In-app purchases
OBD Plus
No in-app purchases
Dauntless OBD
No in-app purchases
Questions
Is OBD Plus free?
Is Dauntless OBD free?
Which has better reviews, OBD Plus or Dauntless OBD?
Do OBD Plus or Dauntless OBD have ads?
Which is updated more often, OBD Plus or Dauntless OBD?
Other comparisons
