MRT vs airHeaterByBLE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MRT
View your car's surroundings in real-time using a connected WiFi camera. Capture photos and record videos directly through the mobile application. Includes a helpful reversing ruler for easier parking.
- Real-time car surroundings view
- Take photos via mobile app
- Record video via mobile app
- Reversing ruler functionality
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This is a car WiFi camera connected by mobile phone. The main functions are: - check your car's surroundings in real time - take photos and record video through mobile App - add a reversing ruler
airHeaterByBLE
Control and monitor your vehicle's auxiliary heater directly from your smartphone via Bluetooth. This app enables two-way communication, allowing you to adjust settings and view the operational status of your heater remotely.
- Bluetooth connectivity
- Two-way control
- Operational status indication
- Remote monitoring
- Smartphone integration
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通过手机蓝牙连接驻加热器，可实现双向控制及运行状态指示
Screenshots
Verdict
The clearest difference is rating: airHeaterByBLE at 2.3 against MRT's 1.5. MRT's advantage is iOS requirement (9.0 vs 13.0). On price, review sentiment, ratings volume and update cadence 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.
airHeaterByBLE holds the better App Store score, 2.3 against 1.5. Both are backed by a comparable volume of ratings — 28 and 76 respectively. Written reviews point the same way: 8% of MRT's written reviews are positive against 15% of airHeaterByBLE's.
MRT ships an update every 2 months, airHeaterByBLE every 3 months. The most recent releases landed on September 21, 2026 and September 2, 2026 respectively.
| Parameter | MRT | airHeaterByBLE |
|---|---|---|
| Price | Free | Free |
| Rating | 1.5 (28 ratings) | 2.3 (76 ratings) — better |
| Positive reviews | 8.0% of reviews | 14.6% of reviews — better |
| Number of ratings | 28 | 76 — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 43 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Huimei Shangpin Technology Co. LTD | 向洋 周 |
Customer experience
MRT
airHeaterByBLE
Bugs and requests
MRT
Not enough reviews yet to summarise bugs or requests.
airHeaterByBLE
Reported bugs
20 issues- App shuts heater off when user switches apps or closes app
- Power button placement causes accidental activation when closing app
- Cannot reconnect after initial connection on iPhone
- Location authorization error preventing app use
- Heater randomly starts/stops without user input
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- Settings changes not saved permanently
- Thermostat mode fails to reach set temperature
- Incorrect temperature and elevation readings
- App crashes when adjusting temperature up/down
- Heater appears multiple times in device list
- Connection fails in areas without cell service
- App won't work unless kept open continuously
- Buttons too close together causing accidental presses
- Scan button typo and non-functional QR code
- App freezes and requires reinstall to reconnect
- Multi-device binding prevents second device connection
- Thermostat mode doesn't properly regulate fan speed
- App displays different data than heater controller
- Frequent connectivity loss
- Glow plug failure triggered by app shutdown sequence
Requested features
15 requests- Multiple on/off timers (8+ total) for scheduling
- Fahrenheit temperature display option
- Access to all controller settings via app
- Altitude/elevation adjustment capability
- Fuel level indicator
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- Glow plug status display
- Pump control functionality
- Historical data and consumption tracking
- Walk-away timer function
- Temperature sensor calibration option
- Animation and visual improvements
- English language support
- Multi-device simultaneous control
- Background operation without app being open
- Ambient temperature calibration
In-app purchases
MRT
No in-app purchases
airHeaterByBLE
No in-app purchases
