HaiDi Pro vs DALY 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;
DALY BMS
Monitor and manage your lithium battery's status. Query battery string information, identify and replace abnormal cells, and set safety parameters. Receive alerts for battery faults and track their occurrences.
- Unique Bluetooth name for accurate connection
- Query battery string status
- Identify and replace abnormal batteries
- Set and read battery protection parameters
- Monitor and display battery fault alarms
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1. The uniqueness of the Bluetooth name ensures that users can accurately connect and manage the corresponding lithium battery; 2. Information query management can be performed on the battery, the user can query the relevant status of each string of batteries, and replace or maintain the abnormal battery; 3. Safety setting and reading battery protection parameters, user setting parameters, you need to enter a password to modify the parameters; 4. Monitor battery fault alarms and display the current faults,and the number of faults in the battery;
Screenshots
Verdict
The clearest difference is rating: DALY BMS at 1.8 against HaiDi Pro's 1.0. DALY BMS also leads on update cadence (weekly vs every 2 months) and ratings volume (12 vs 1). On price, ads, in-app purchases and monetization model 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.
DALY BMS holds the better App Store score, 1.8 against 1.0. That said, the two scores are not equally well evidenced: DALY BMS has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of HaiDi Pro's written reviews are positive against 9% of DALY BMS's.
HaiDi Pro ships an update every 2 months, DALY BMS weekly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | HaiDi Pro | DALY BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 1.8 (12 ratings) — better |
| Positive reviews | 0.0% of reviews | 9.1% of reviews — better |
| Number of ratings | 1 | 12 — better |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 122 MB | 57 MB |
| Age rating | 17+ | 17+ |
| Developer | Haidi Energy Tehcnogy Co., Ltd | 所兵 邱 |
Customer experience
HaiDi Pro
DALY BMS
In-app purchases
HaiDi Pro
No in-app purchases
DALY BMS
No in-app purchases
