NexzDAS vs Launch AIOBD
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
Launch AIOBD
This tool diagnoses vehicle faults using a mobile device and a Bluetooth connector. It performs full system diagnostics, reads and clears trouble codes, and analyzes data streams for various car models.
- Full system vehicle diagnosis
- One-click intelligent diagnosis
- Read and clear DTCs
- Read data streams
- Salt spray testing
- Supports mainstream models
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LAUNCH AIOBD vehicle diagnostic application is a vehicle fault diagnosis tool software developed based on the mobile intelligent terminal platform and suitable for the vehicle repair market. By using a dedicated connector to interact with the vehicle through Bluetooth data, it supports one-click intelligent diagnosis and can realize the fault diagnosis of the full systems of the vehicle including the power system, safety system, etc. It supports functions such as automatic OBD, reading DTCs, clearing DTCs, reading data streams, and salt spray testing. The software contains EOBD, salt spray testing, and diagnostic software for various mainstream models. It can meet the actual needs of most users to detect vehicles.
Screenshots
Verdict
The clearest difference is rating: Launch AIOBD at 3.0 against NexzDAS's 2.1. NexzDAS's advantage is in-app purchases (none vs 19) and review sentiment (11% vs 0%). On price, update cadence, ads 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. Launch AIOBD sells 19 one-off in-app purchases. NexzDAS asks for nothing beyond the download.
Launch AIOBD holds the better App Store score, 3.0 against 2.1. Both are backed by a comparable volume of ratings — 13 and 4 respectively. Written reviews complicate that: 11% of NexzDAS's written reviews are positive against 0% of Launch AIOBD's, so the app with the better star average is not the one people write more warmly about.
NexzDAS ships an update every 10 days, Launch AIOBD every 3 weeks. Both last shipped on October 24, 2026.
| Parameter | NexzDAS | Launch AIOBD |
|---|---|---|
| Price | Free | Free |
| Rating | 2.1 (13 ratings) | 3.0 (4 ratings) — better |
| Positive reviews | 11.1% of reviews — better | 0.0% of reviews |
| Number of ratings | 13 — better | 4 |
| Update frequency | Every 10 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 797 MB | 752 MB |
| Age rating | 4+ | 17+ |
| Developer | 美泉 黄 | Launch Tech Co., Ltd |
Customer experience
NexzDAS
Launch AIOBD
In-app purchases
NexzDAS
No in-app purchases
Launch AIOBD
- FIAT$0.29
- Software services(2.99)$2.99
- Software services(3.99)$3.99
Show 16 moreShow fewer
- Software services(4.99)$4.99
- Software services(8.99)$8.99
- Software services(9.99)$9.99
- Software services(29.99)$29.99
- Software services(31.99)$31.99
- MAZDA$35.99
- BENZ$35.99
- GM$35.99
- HONDA$35.99
- HYUNDAI$35.99
- NISSAN$35.99
- TOYOTA$35.99
- USAFORD$35.99
- VM$35.99
- VOLVO$35.99
- CHRYSLER$35.99









