Comparison

Flow UC vs Zpark

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

Head to head
About

Flow UC

This app enhances workplace communication by showing colleague availability in real-time and enabling calls over data connections. It allows seamless call toggling between mobile and fixed extensions, and provides PBX services like call transfers and voicemail access. Users can also report their GPS position and manage mobile data usage.

Highlights
  • Real-time colleague presence
  • In-app soft phone for data calls
  • Call toggling between mobile and fixed
  • Call transfer to internal/external numbers
  • Shared voicemail access
  • GPS position reporting
  • Mobile data usage management
Features
Read full description

We take mobility to a whole new level! See presence of you colleagues, place calls over your data connection with a built in soft phone and toggle active calls from your cell phone to your fixed extension and vice versa. Presence - You are able to view the availability of your colleagues in real time all to reduce communication delays. You will easily see if a person is in a meeting, on vacation or busy handling another call. To make finding colleagues easier, they can be grouped by department. PBX services - Transfer calls to both colleagues and external numbers. You can toggle active calls from you cell phone to your fixed extension and vice versa. As an administrator, you can open and close the PBX directly in the app and listen to your messages in shared voicemail boxes. GPS position - Report your GPS position to the operator and other colleagues. If you are a mobile customer you can check your data usage and handle your data roaming usage.

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

Flow UC4 screens
Zpark4 screens

Verdict

The call

The clearest difference is iOS requirement: Zpark at 16.6 against Flow UC's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

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

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

UpkeepUpdate frequency

Flow UC ships an update every 3 weeks, Zpark monthly. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

Scorecard1 real difference Β· 7 level
Flow UC versus Zpark: the parameters behind the verdict, then further details
ParameterFlow UCZpark
PriceFreeFree
Positive reviews50.0% of reviewsβ€”
Update frequencyEvery 3 weeks β€” betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeβ€”
DevicesiPhoneiPhone, iPad β€” better
Requires iOS18.016.6 β€” better
Further details β€” not scored
Size151 MB70 MB
Age rating4+4+
DeveloperTelavox ABGrepit AB

In-app purchases

None

Flow UC

No in-app purchases

None

Zpark

No in-app purchases

Questions

Is Flow UC free?
Flow UC is free to download, with no in-app purchases.
Is Zpark free?
Zpark is free to download, with no in-app purchases.
Do Flow UC or Zpark have ads?
Neither Flow UC nor Zpark shows ads.
Which is updated more often, Flow UC or Zpark?
Flow UC ships an update every 3 weeks, and Zpark monthly. Most recently, Flow UC was updated on October 14, 2026 and Zpark on October 1, 2026.

Other comparisons