Comparison

FlexyKey vs Zpark

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

Head to head
About

FlexyKey

Features
Read full description

This app allows you to manage FlexyKey units from your iPhone.

About

Zpark

Features
Read full description

Do you have a Zpark charger? With our app you get the complete Zpark experience! After your Zpark charger is installed, you can easily create your Zpark account and register your device. Now, you're ready to start charging In the app, you can monitor both charging and engine heating sessions, check charging speed and capacity, and schedule the engine heater based on your departure time – whether for a single day or using a weekly schedule. You'll also have access to your usage history, giving you full control over your devices. We continuously update the app with new and exciting features!

Screenshots

FlexyKey4 screens
Zpark4 screens

Verdict

The call

The clearest difference is update cadence: Zpark at monthly against FlexyKey's every 25 months. FlexyKey's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

FlexyKey ships an update every 25 months, Zpark monthly. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

Scorecard2 real differences · 4 level
FlexyKey versus Zpark: the parameters behind the verdict, then further details
ParameterFlexyKeyZpark
PriceFreeFree
Update frequencyEvery 25 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.6
Further details — not scored
Size14 MB70 MB
Age rating4+4+
DeveloperFlexAccess ABGrepit AB

In-app purchases

None

FlexyKey

No in-app purchases

None

Zpark

No in-app purchases

Questions

Is FlexyKey free?
FlexyKey is free to download, with no in-app purchases.
Is Zpark free?
Zpark is free to download, with no in-app purchases.
Do FlexyKey or Zpark have ads?
Neither FlexyKey nor Zpark shows ads.
Which is updated more often, FlexyKey or Zpark?
FlexyKey ships an update every 25 months, and Zpark monthly. Most recently, FlexyKey was updated on September 15, 2026 and Zpark on September 13, 2026.

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