Dr. Prius / Dr. Hybrid vs BM500
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dr. Prius / Dr. Hybrid
This app transforms your mobile device into a professional diagnostic tool for Toyota/Lexus hybrid vehicles. It allows for real-time monitoring, life expectancy testing, and full battery diagnostics, helping to identify and resolve issues quickly. Users can also print certificates of battery health and customize vehicle settings.
- Real-time battery monitor
- Hybrid battery life expectancy test
- Full battery diagnostic tests
- Printable battery health certificate
- Read and reset error codes
- Customize vehicle beeps and fan speed
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Dr. Prius is an app developed to help professional Toyota/Lexus hybrid repair shop or owners to examine the health of the High Voltage battery. It turns your mobile device into a professional diagnostic equipment that usually cost thousand of dollars, it is being trusted by 351+ professional repair shops around the world. Dr. Prius perform test and provides access to all the relevant battery information to quickly help identify problems with a simple touch on the screen of a smartphone, do not fall victim to bad battery, test the battery and print the certificate to prove the health of the battery system. Note: This app requires a ELM327 Bluetooth OBD interface to communicate with your hybrid vehicle, most of the cheap clone ELM327 will not work due to inability to switch between ECUs in your vehicle. Please visit http://PriusApp.com/obd.html for more detail or feel free to email us for any adapter compatibility question. Some useful features: 1. Real-time battery monitor with clever charts and numbers. 2. Life expectancy test with proprietary algorithm to find out battery remaining life. 3. Full battery test to run diagnostic on battery system. 4. Print or share test certificate with customer. 5. Read error codes, reset error codes in a breeze. 6. Disable or enable the reverse beep, seat belt beep, adjust battery fan speed and more. 7. Find nearby reputable hybrid repair shop. Current supported model: 1. 2020 Prius all lineup except 4WD version 2. 2020 Highlander hybrid 3. 2017-2019 Prius Prime Plug-In 4. 2016-2019 Prius Gen4 One, Two, Two Eco, Three(Lithium) and Four(Lithium) 5. 2012-2015 Prius Plug-In 6. 2009-2015 Prius Gen3 7. 2003-2009 Prius Gen2 8. 1997-2003 Prius Gen1 (partial support) 9. Auris 10. Aqua 11. Prius C 12. Camry Hybrid 13. Avalon Hybrid 14. Highlander Hybrid 15. Lexus CT200h 16. Lexus ES300h 17. Lexus HS250h 18. Lexus RX400h 19. Lexus RX450h 20. Lexus GS450h 21. Lexus LS600h 22. Lexus UX250h 23. CHR Hybrid 24. GM hybrid - Chevrolet Tahoe Any feedback or feature request please reach out to support@PriusApp.com
BM500
This application connects to Bluetooth battery testers to perform comprehensive battery health checks. Users can easily test battery condition, cranking, and charging systems, with the ability to save and share professional results.
- Bluetooth connectivity to battery testers
- Battery condition testing
- Cranking system testing
- Charging system testing
- Save test data
- Share professional results
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BM500 is the App used for Bluetooth battery tester. It connects battery tester devices via Bluetooth. User can easily do test on battery condition, cranking and charging systems. All data can be saved and historical professional result can be shared.
Screenshots
Verdict
The clearest difference is rating: Dr. Prius / Dr. Hybrid at 3.6 against BM500's 3.0. Dr. Prius / Dr. Hybrid also leads on review sentiment (40% vs 0%) and ratings volume (15 vs 2). BM500's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 15.6). 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. Dr. Prius / Dr. Hybrid sells 2 one-off in-app purchases. BM500 asks for nothing beyond the download.
Dr. Prius / Dr. Hybrid holds the better App Store score, 3.6 against 3.0. That said, the two scores are not equally well evidenced: Dr. Prius / Dr. Hybrid has 15 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 40% of Dr. Prius / Dr. Hybrid's written reviews are positive against 0% of BM500's.
Dr. Prius / Dr. Hybrid ships an update every 9 days, BM500 fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Dr. Prius / Dr. Hybrid | BM500 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (15 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 39.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 15 — better | 2 |
| Update frequency | Every 9 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Big Wheel Tech Inc | 亮 侯 |
Customer experience
Dr. Prius / Dr. Hybrid
BM500
Bugs and requests
Dr. Prius / Dr. Hybrid
Reported bugs
4 issues- App crashes during battery life expectancy test
- Paid version not working as expected
- Connectivity issues with certain OBD2 adapters
- Incorrect battery health readings in some cases
Requested features
5 requests- Add support for more vehicle models
- Provide more detailed battery health information
- Improve stability and reliability of the app
- Offer clearer guidance on compatible OBD2 adapters
- Provide more transparency on paid features
BM500
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Dr. Prius / Dr. Hybrid
- Basic package$13.99
- Shop special$32.99
BM500
No in-app purchases
Questions
Is Dr. Prius / Dr. Hybrid free?
Is BM500 free?
Which has better reviews, Dr. Prius / Dr. Hybrid or BM500?
Do Dr. Prius / Dr. Hybrid or BM500 have ads?
Which is updated more often, Dr. Prius / Dr. Hybrid or BM500?
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