BMS Tool vs SMART BMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BMS Tool
Monitor your battery management systems via Bluetooth. Supports multiple BMS types including Liontron, XiaoXiang, ANT, and Wattstunde. Offers a screen always-on mode and macOS compatibility.
- Screen Always ON mode
- Multiple BMS support
- Liontron BMS read-only
- XiaoXiang BMS read-only
- ANT BMS read-only
- Wattstunde LiFePo4 read-only
- macOS support
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BMS Tool shows the state of your battery from its battery management system (BMS) over Bluetooth, on the iPhone, the iPad, the Mac and the Apple Watch. Supported BMS: - JBD / XiaoXiang smart BMS, also in Liontron batteries - JK BMS (Jikong) - ANT BMS, the older boards and the newer ANT-BLE boards - Seplos V2 and V3 - Redodo, LiTime, PowerQueen and Starry Sea batteries - WattCycle batteries - Wattstunde LiFePO4 and Wattstunde Nova Core batteries - Ective, LiFeBlue, KiloVault, Enerdrive, Noovi and StartCraft batteries Features: - Charge, voltage, current and power at a glance - Time until full while charging and until empty while discharging, estimated from the present current - Every cell voltage with minimum, maximum, difference and balancing - Temperature sensors, alarms and BMS information - Several batteries in one list, each with its own name - Search for new devices can be switched off: only your own batteries stay in the list - Session values and a CSV log of the readings - Home screen widget - Apple Watch app with complications: charge, cells, temperatures and alarms of the battery open on the iPhone - The display can stay on while the app is open The app reads the values of the BMS and does not change its settings. Ideas and requests are welcome at web.e77code.com/bms-tool.
SMART BMS
Connect to and manage your lithium battery via Bluetooth. Monitor battery status, query information, and set safety parameters. Receive alerts for battery faults and track their occurrences.
- Bluetooth battery connection
- Battery status query
- Fault alarm monitoring
- Safety parameter settings
- Password protection for settings
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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 review sentiment: BMS Tool at 71% against SMART BMS's 17%. BMS Tool also leads on rating (3.9 vs 2.2) and device support (4 vs 2). SMART BMS's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price 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. BMS Tool sells 1 one-off in-app purchase. SMART BMS asks for nothing beyond the download.
BMS Tool holds the better App Store score, 3.9 against 2.2. That said, the two scores are not equally well evidenced: SMART BMS has 78 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 71% of BMS Tool's written reviews are positive against 17% of SMART BMS's.
BMS Tool ships an update every 2 months, SMART BMS every 6 weeks. Both last shipped on November 3, 2026.
| Parameter | BMS Tool | SMART BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (7 ratings) — better | 2.2 (78 ratings) |
| Positive reviews | 71.4% of reviews — better | 17.3% of reviews |
| Number of ratings | 7 | 78 — better |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | e77code GmbH | 所兵 邱 |
Customer experience
BMS Tool
SMART BMS
Bugs and requests
BMS Tool
Not enough reviews yet to summarise bugs or requests.
SMART BMS
Reported bugs
5 issues- Bluetooth connectivity problems
- Incorrect series/parallel configuration display
- Firmware update issues
- Inconsistent data readings
- Inability to change settings
Requested features
5 requests- Dark mode option
- Logging and historical data
- Better parameter customization
- Improved battery monitoring metrics
- Apple Watch support
In-app purchases
BMS Tool
- Remove Ads$3.99
SMART BMS
No in-app purchases






