Comparison

PowerXtreme PRO vs STEAMY

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

Head to head
About

PowerXtreme PRO

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Your PowerXtreme battery, always within reach. The PowerXtreme app connects to your EmergoStar / PowerXtreme battery over Bluetooth. That way you can easily check the current battery status and change the settings wirelessly - straight from your phone. ALWAYS IN THE PICTURE • See the current charge level • Check voltage, current and temperature live • View the capacity in Ah and the number of charge cycles • Get warnings for extreme temperatures, short circuit and overload, among others SIMPLE TO USE • Switch on storage mode when you do not need the battery for a longer period • Set the heater on batteries with a built-in heating element • Give every battery its own recognizable name • Easily send a service report if you have a question or a problem • Install available firmware updates straight from your phone GOOD TO KNOW To use this app you need an EmergoStar / PowerXtreme battery with Bluetooth. Turn Bluetooth on and stay near the battery while you use it. The app is available in Dutch, English, German and French.

About

STEAMY

Features
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Make your Steamy-E experience even easier. Turn on, change modes, change the temperature, check information like temperature, voltage and more! All via Bluetooth and your smartphone!

Screenshots

PowerXtreme PRO4 screens
STEAMY4 screens

Verdict

The call

The clearest difference is update cadence: STEAMY at every 6 days against PowerXtreme PRO's every 5 months. STEAMY also leads on iOS requirement (12.4 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PowerXtreme PRO ships an update every 5 months, STEAMY every 6 days. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

Scorecard2 real differences Ā· 4 level
PowerXtreme PRO versus STEAMY: the parameters behind the verdict, then further details
ParameterPowerXtreme PROSTEAMY
PriceFreeFree
Update frequencyEvery 5 monthsEvery 6 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.112.4 — better
Further details — not scored
Size38 MB13 MB
Age rating4+4+
DeveloperEmergoplusSteamy Products B.V.

In-app purchases

None

PowerXtreme PRO

No in-app purchases

None

STEAMY

No in-app purchases

Questions

Is PowerXtreme PRO free?
PowerXtreme PRO is free to download, with no in-app purchases.
Is STEAMY free?
STEAMY is free to download, with no in-app purchases.
Do PowerXtreme PRO or STEAMY have ads?
Neither PowerXtreme PRO nor STEAMY shows ads.
Which is updated more often, PowerXtreme PRO or STEAMY?
PowerXtreme PRO ships an update every 5 months, and STEAMY every 6 days. Most recently, PowerXtreme PRO was updated on October 30, 2026 and STEAMY on October 27, 2026.

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