Comparison

Koloo vs Volthium Pro Series

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

Head to head
About

Koloo

Features
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By using Koloo you will be able to manage your event with the following features: Ask your friend yes/no questions Ask your friends for the best time for the event Manage a list for different things that you and your friends should bring to the event Set location and navigate easily by pressing the location button. Add the event directly to your calendar InApp chat To be continued: Payment system that will allow you to transfer payments to the event page.

About

Volthium Pro Series

Features
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Allows highly detailed visualization of the battery's internal parameters via Bluetooth. Allows technicians to deactivate the battery charge/discharge function from within the application. The user can view LIVE charge and/or discharge current, SOC, SOH, temperature, charge and discharge current, and status (Stand by, or in protection mode, or in discharge mode).

Screenshots

Koloo2 screens
Volthium Pro Series3 screens

Verdict

The call

The clearest difference is update cadence: Koloo at every 6 days against Volthium Pro Series's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Koloo ships an update every 6 days, Volthium Pro Series every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard1 real difference ยท 5 level
Koloo versus Volthium Pro Series: the parameters behind the verdict, then further details
ParameterKolooVolthium Pro Series
PriceFreeFree
Update frequencyEvery 6 days โ€” betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 โ€” better13.0
Further details โ€” not scored
Size38 MB20 MB
Age rating17+4+
Developerohad shultzEnergie Volthium Inc

In-app purchases

None

Koloo

No in-app purchases

None

Volthium Pro Series

No in-app purchases

Questions

Is Koloo free?
Koloo is free to download, with no in-app purchases.
Is Volthium Pro Series free?
Volthium Pro Series is free to download, with no in-app purchases.
Do Koloo or Volthium Pro Series have ads?
Neither Koloo nor Volthium Pro Series shows ads.
Which is updated more often, Koloo or Volthium Pro Series?
Koloo ships an update every 6 days, and Volthium Pro Series every 2 months. Most recently, Koloo was updated on October 26, 2026 and Volthium Pro Series on October 24, 2026.

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