MAXOBD vs MOTOSYS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
MOTOSYS
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MOTOSYS(M10) is an intelligent diagnostic device designed specifically for motorcycle owners. By connecting via Bluetooth to a mobile app, users can conveniently access comprehensive status information about motorcycle. You can view the inspection results, diagnose faults and related suggestions through the app, thereby effectively assisting users in identifying potential risks, achieving scientific maintenance, and enhancing driving safety.
Screenshots
Verdict
The clearest difference is update cadence: MOTOSYS at every 9 days against MAXOBD's every 3 weeks. MOTOSYS also leads on iOS requirement (13.0 vs 15.0). 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.
MAXOBD ships an update every 3 weeks, MOTOSYS every 9 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | MAXOBD | MOTOSYS |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (7 ratings) — better | — |
| Positive reviews | 28.6% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 3 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 47 MB | 67 MB |
| Age rating | 17+ | 4+ |
| Developer | 祖策 谢 | JDiag Electronics Technology Co., Ltd |
In-app purchases
MAXOBD
No in-app purchases
MOTOSYS
No in-app purchases








