Comparison

BMS Tool vs ExtraPOWER App

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

Universal BMS (Battery Management) monitoring app. Actual functionality: - Screen Always ON mode - Multiple BMS View / support - Read only support for Liontron BMS - Read only support for XiaoXiang BMS - Read only support for ANT BMS - Read only support for Wattstunde LiFePo4 batteries - Support for macOS Functionality Requests please submit on GitHub.

About

ExtraPOWER App

Features
Read full description

Extra Power is a powerful and user-friendly mobile application that gives you complete insight and control over your Bluetooth-enabled smart batteries. Perfect for electric vehicles, solar energy systems, portable power stations, and more—Extra Power turns complex battery data into clear, actionable information. Key Features: Bluetooth Device Discovery & Broadcasting Browse a live list of nearby Bluetooth battery devices. Your device can also broadcast its presence to be detected by other users. Real-Time Battery Dashboard Once connected, view critical battery metrics in real time, including: • State of Charge (SOC) • Total Voltage • Current (Charge/Discharge) • Instantaneous Power (Watts) • Individual Cell or String Voltages Battery Control Panel Take command of your battery system: • Check the status of charge and discharge MOSFETs • Remotely enable or disable the discharge switch for safety or maintenance Customize Your Device Easily rename your Bluetooth battery directly from the app—making it simple to identify and manage multiple units. Built for both professionals and everyday users, Extra Power delivers precision, reliability, and peace of mind—all from the palm of your hand. Extra Power: See more. Control more. Power smarter.

Screenshots

BMS Tool4 screens
ExtraPOWER App4 screens

Verdict

The call

The clearest difference is in-app purchases: ExtraPOWER App at none against BMS Tool's 1. ExtraPOWER App also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.2). On price 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

CostPrice · In-app purchases · Ads · Monetization

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

Scorecard3 real differences · 7 level
BMS Tool versus ExtraPOWER App: the parameters behind the verdict, then further details
ParameterBMS ToolExtraPOWER App
PriceFreeFree
Rating3.9 (7 ratings) — better—
Positive reviews71.4% of reviews—
Number of ratings7 — better—
Update frequencyEvery 2 months—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.212.0 — better
Further details — not scored
Size9 MB33 MB
Age rating4+4+
Developere77code GmbH奎 江

In-app purchases

1 purchases

BMS Tool

One-time1
  • Remove Ads$1.99
None

ExtraPOWER App

No in-app purchases

Questions

Is BMS Tool free?
BMS Tool is free to download, with in-app purchases available.
Is ExtraPOWER App free?
ExtraPOWER App is free to download, with no in-app purchases.
Do BMS Tool or ExtraPOWER App have ads?
BMS Tool shows ads; ExtraPOWER App does not.

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