NexzDAS vs MAXOBD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NexzDAS
This app provides comprehensive vehicle diagnostics, including full-system scanning and specialized functions like service resets and brake adjustments. It offers detailed diagnostic reports and an extensive online database for trouble code inquiries, all accessible via a portable Bluetooth device.
- Full-system vehicle diagnosis
- OBD2 code reading and clearing
- Specialized reset and calibration functions
- Online trouble code inquiry
- Bluetooth 4.2 connectivity
- Professional diagnostic reports
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### Highlights & Advantages - Cost-effective and portable configuration combining VCI and App - Bluetooth 4.2 connection with dual-mode compatibility - Wide coverage of vehicle brands across Asia, Europe, Americas, with free download available - Full-system diagnosis for quick scanning of all vehicle electronic control systems - Professional diagnostic reports providing detailed interpretations of trouble codes - Customizable special functions, such as service reset, tire pressure monitoring, electronic parking brake, etc. - Robust database supporting online trouble code inquiry - Intelligent operation: one-click feedback/upgrade/screenshot within the App ### Function Display 1. **Full-system Diagnosis** Vehicle selection → Model selection → Year selection → Automatic scan → Full-system scan → Diagnostic report 2. **OBD2 Diagnosis** Code reading, code clearing, live data, freeze frame, smoke test, oxygen sensor test, mode 6, MIL status, vehicle information, battery test 3. **Special Functions** Service reset, tire pressure reset, electronic parking brake adjustment, battery reset, injector coding, ABS bleeding, steering angle calibration, throttle body adaptation, DPF regeneration 4. **Auxiliary Functions** - One-click trouble code inquiry: Search code definitions and descriptions online via the robust database - One-click data management: Check stored information (including images and videos) anytime, anywhere - One-click vehicle inquiry: Look up vehicle information online by manually entering VIN or scanning directly - One-click feedback: Contact us promptly to report issues via the top-right button - One-click update: Quick in-App updates without the need for a computer
MAXOBD
This utility app allows car owners to detect vehicle faults by connecting to standard OBD protocol devices. It enables users to read trouble codes, view real-time data, and access performance parameters, with enhanced features when using specific hardware. The goal is to simplify vehicle management and early problem detection.
- Vehicle fault detection
- Connects with standard OBD devices
- Read trouble codes
- View real-time data
- Access performance parameters
- Clear trouble codes (with specific hardware)
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This MAXOBD app is designed for all car owners, providing convenient vehicle fault detection services. It supports connection with standard OBD protocol devices, allowing users to perform common OBD scans and quickly check the health of their vehicles. By connecting to the OBD device, users can easily read the vehicle’s trouble codes, view real-time data, and access various performance parameters. In particular, if users connect a Konnwei device, they can enjoy more advanced features, including scanning more fault information and clearing trouble codes. This helps car owners not only identify potential vehicle issues but also clear trouble codes and restore the vehicle to normal operation. The goal of this app is to make it easier for every car owner to manage their vehicle, detect problems early, avoid costly repairs, and ensure the vehicle is always in the best running condition. Whether for regular health checks or quick diagnostics when a fault occurs, this app will be a reliable assistant for your car care
Screenshots
Verdict
The clearest difference is rating: MAXOBD at 2.4 against NexzDAS's 2.1. MAXOBD also leads on review sentiment (29% vs 11%). NexzDAS's advantage is update cadence (every 10 days vs every 3 weeks) and iOS requirement (13.0 vs 15.0). On price, ratings volume, ads and in-app purchases 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.
MAXOBD holds the better App Store score, 2.4 against 2.1. Both are backed by a comparable volume of ratings — 13 and 7 respectively. Written reviews point the same way: 11% of NexzDAS's written reviews are positive against 29% of MAXOBD's.
NexzDAS ships an update every 10 days, MAXOBD every 3 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.
| Parameter | NexzDAS | MAXOBD |
|---|---|---|
| Price | Free | Free |
| Rating | 2.1 (13 ratings) | 2.4 (7 ratings) — better |
| Positive reviews | 11.1% of reviews | 28.6% of reviews — better |
| Number of ratings | 13 — better | 7 |
| Update frequency | Every 10 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 797 MB | 47 MB |
| Age rating | 4+ | 17+ |
| Developer | 美泉 黄 | 祖策 谢 |
Customer experience
NexzDAS
MAXOBD
In-app purchases
NexzDAS
No in-app purchases
MAXOBD
No in-app purchases









