Flow UC vs Zpark
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
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.
- 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
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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.
Zpark
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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 β 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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Flow UC ships an update every 3 weeks, Zpark monthly. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.
| Parameter | Flow UC | Zpark |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | β |
| Update frequency | Every 3 weeks β better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone | iPhone, iPad β better |
| Requires iOS | 18.0 | 16.6 β better |
| Further details β not scored | ||
| Size | 151 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | Telavox AB | Grepit AB |
In-app purchases
Flow UC
No in-app purchases
Zpark
No in-app purchases









