Comparison

BMS Tool vs SmartBat

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

SmartBat

Features
Read full description

SmartBat Pro is an enhanced Bluetooth APP based on "SmartBat" Bluetooth APP. Beside previous functions such as monitoring battery status, processing battery information in real time, it can exchange information with external devices such as revise BMS settings if the built-in BMS support the function. The most fascinating feature is that SmartBat Pro bluetooth APP can read the information of some popular batteries in the market too. The detailed functions are as below, 1. Display real-time voltage , current, power, internal resistance and other parameters in the form of panel and digital display; 2. Display the real-time voltage and alarm status of all individual batteries. If the alarm or protection value is triggered, an alarm is generated. Charging switch, load switch. 4. Compare each data of the cell and the voltage difference. Maximum voltage cell Minimum voltage cell. And cell balance display 5. Cell temperature warning. Real-time alarms are generated for overtemperature, short circuit, overvoltage, and undervoltage 6. Record the warnings that occur at each moment. 7. Compatible with different models of products 8. Revise battery settings on-site (depend on BMS and password needed) SmartBat Pro will help you enjoy your battery.

Screenshots

BMS Tool3 screens
SmartBat4 screens

Verdict

The call

The clearest difference is in-app purchases: SmartBat at none against BMS Tool's 1. SmartBat also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). BMS Tool's advantage is device support (4 vs 2). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. BMS Tool sells 1 one-off in-app purchase. SmartBat asks for nothing beyond the download.

UpkeepUpdate frequency

BMS Tool ships an update every 2 months, SmartBat every 3 months. Both last shipped on November 3, 2026.

Scorecard4 real differences · 6 level
BMS Tool versus SmartBat: the parameters behind the verdict, then further details
ParameterBMS ToolSmartBat
PriceFreeFree
Rating3.9 (7 ratings) — better—
Positive reviews71.4% of reviews—
Number of ratings7 — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size20 MB16 MB
Age rating4+4+
Developere77code GmbHNanchang Yepai Technology Co., Ltd.

In-app purchases

1 purchases

BMS Tool

One-time1
  • Remove Ads$3.99
None

SmartBat

No in-app purchases

Questions

Is BMS Tool free?
BMS Tool is free to download, with in-app purchases available.
Is SmartBat free?
SmartBat is free to download, with no in-app purchases.
Do BMS Tool or SmartBat have ads?
BMS Tool shows ads; SmartBat does not.
Which is updated more often, BMS Tool or SmartBat?
BMS Tool ships an update every 2 months, and SmartBat every 3 months. Most recently, BMS Tool was updated on November 3, 2026 and SmartBat on November 3, 2026.

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