OBD Mate vs Hazard Map
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OBD Mate
Diagnose vehicle faults and receive driving assistance using your smartphone or tablet. Connect via Bluetooth to read and clear error codes, monitor sensor data, and view custom dashboards for a better driving experience.
- Fault diagnosis
- Driving assistance
- Read and clear codes
- Freeze frame data
- O2 sensor monitoring
- Customizable dashboard
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The OBD assistant is a driving companion that can communicate with the vehicle terminal through Bluetooth using smartphones and tablets to complete functions such as fault diagnosis and driving assistance. It not only has rich and comprehensive vehicle detection and diagnosis functions such as fault code reading and clearing, freeze frames, battery voltage, gearbox, and performance testing, but also has a cool instrument panel and driving assistance functions, making driving more fun.
Hazard Map
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Hazard Map shows what is happening on Earth, and what people nearby have marked. Wildfires, storms, volcanoes, floods, and icebergs from NASA’s Earth Observatory Natural Event Tracker appear as pins on a live map. Open one for the event type, location, and source. These are tracked natural events, not evacuation orders or official warnings. Anyone can add a place. A flooded road, a closed trail, a fire someone can see, a spot that does not feel safe. User pins sit next to NASA pins and are labeled as reports, so a neighbor’s note is never shown as a government alert. Add a short description and update it when the situation changes. Filter by fires, storms, floods, and other events. Look near your location, or move the map and see what is active somewhere else. Save a pin. Check back when a storm has passed or a report has gone quiet. Hazard Map is a picture of possible danger, built from public science and from people on the ground. It does not rank risk, and it does not tell you to leave. For emergencies, follow local authorities.
Screenshots
Verdict
The clearest difference is price: OBD Mate at Free against Hazard Map's $9.99. OBD Mate also leads on update cadence (every 5 weeks vs every 91 months) and iOS requirement (13.0 vs 17.0). On 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
OBD Mate is free to download; Hazard Map costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
OBD Mate ships an update every 5 weeks, Hazard Map every 91 months. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.
| Parameter | OBD Mate | Hazard Map |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 1.8 (115 ratings) — better | — |
| Positive reviews | 9.4% of reviews | — |
| Number of ratings | 115 — better | — |
| Update frequency | Every 5 weeks — better | Every 91 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 365 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Autophix Tech Co., Ltd | Jose Leal |
In-app purchases
OBD Mate
No in-app purchases
Hazard Map
No in-app purchases









