HaiDi Pro vs Pro BMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HaiDi Pro
Monitor and manage your lithium battery packs via Bluetooth. View detailed status information, set protection parameters, and receive real-time alerts for abnormalities. Access historical alarm records for troubleshooting.
- Connect via Bluetooth
- Read battery pack status
- View voltage, current, temperature
- Set protection parameters
- Receive abnormality alarms
- Historical alarm records
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1. Connect the BMS Bluetooth module through the mobile phone Bluetooth to read the status information of the lithium battery pack; 2. You can view the voltage, total voltage, remaining power, real-time current, cycle times, temperature, pressure difference, etc. of each string of the battery pack, and you can set the protection parameters according to your own needs; 3. An alarm is issued when the battery pack is abnormal, which is convenient for users to check and repair, and provides historical alarm records;
Pro BMS
This utility app measures and displays real-time battery parameters like voltage, current, and capacity. It offers customizable protection functions and allows for voltage/current curve export. Control and monitoring are available via a mobile app.
- Real-time voltage and current measurement
- Power, charge, and discharge capacity monitoring
- Customizable protection functions (overvoltage, overcurrent, etc.)
- Color LCD display of comprehensive data
- Voltage and current curve display and export
- Mobile app control and communication
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The Pro BMS series voltage and ammeter is a new coulomb meter that can measure various physical parameters such as voltage, current, power, charge and discharge capacity, watt-hour, time, etc. At the same time, parameters can also be set to realize various protection functions such as overvoltage protection, undervoltage protection, overcurrent protection, overpower protection, overtemperature protection and time-limited protection. The meter can automatically identify the direction of current flow In addition, the battery capacity can be monitored in real time and the measured data is displayed on a color LCD, which displays comprehensive and user-friendly information. The Pro BMS series voltage and ammeter adds the function of displaying and exporting voltage and current curves based on the original functions. At the same time, it can be controlled by mobile APP and communication.
Screenshots
Verdict
The clearest difference is iOS requirement: HaiDi Pro at 12.0 against Pro BMS's 15.6. On price, rating, 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.
On the App Store both sit at effectively the same score — 1.0 for HaiDi Pro against 1.0 for Pro BMS. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on August 5, 2026 and August 18, 2026 respectively.
| Parameter | HaiDi Pro | Pro BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 1.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 122 MB | 35 MB |
| Age rating | 17+ | 4+ |
| Developer | Haidi Energy Tehcnogy Co., Ltd | Shenzhen Leagend Optoelectronics Co., Ltd. |
Customer experience
HaiDi Pro
Pro BMS
In-app purchases
HaiDi Pro
No in-app purchases
Pro BMS
No in-app purchases
