Comparison

Screenimage Mobile vs phonestar* VoIP

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

Head to head
About

Screenimage Mobile

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With Screenimage Mobile, your employees always have access to the digital signage content that is relevant to them and from anywhere. Your employees always stay informed despite them working from home.

About

phonestar* VoIP

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Reachable worldwide under your usual phone number. phonestar* VoIP is a secure and reliable communication app designed for professional telephony. It provides all essential calling features with encryption enabled by default, ensuring your conversations remain private and protected under Swiss data privacy laws. Easy to set up, secure calls. Important note The phonestar* VoIP app can only be used with the phonestar* PBX, cloud telephone system. The basic phonestar* PBX functions with one telephone number and an unlimited number of end devices, as well as incoming and outgoing calls within the phonestar* network, are free of charge. With the phonestar* VoIP app, you can: - Make and receive VoIP calls with crystal-clear quality - Stay reachable at all times with the integrated push service - Communicate with SRTP and TLS encryption enabled by default - Easily put calls on hold, consult with internal and external parties, and transfer calls - Easily hold three-way conferences - Enjoy intuitive operation and a clear interface Whether for business or personal use - phonestar* VoIP combines simplicity, security, and performance - so you can focus on your conversation, not the connection.

Screenshots

Screenimage Mobile2 screens
phonestar* VoIP4 screens

Verdict

The call

The clearest difference is update cadence: phonestar* VoIP at fortnightly against Screenimage Mobile's every 2 months. Screenimage Mobile's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price, ads and in-app purchases 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

Screenimage Mobile ships an update every 2 months, phonestar* VoIP fortnightly. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

Scorecard3 real differences ยท 3 level
Screenimage Mobile versus phonestar* VoIP: the parameters behind the verdict, then further details
ParameterScreenimage Mobilephonestar* VoIP
PriceFreeFree
Update frequencyEvery 2 monthsFortnightly โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS15.1 โ€” better18.6
Further details โ€” not scored
Size40 MB62 MB
Age rating4+4+
DeveloperScreenimage Systems AGHelbing Networks GmbH

In-app purchases

None

Screenimage Mobile

No in-app purchases

None

phonestar* VoIP

No in-app purchases

Questions

Is Screenimage Mobile free?
Screenimage Mobile is free to download, with no in-app purchases.
Is phonestar* VoIP free?
phonestar* VoIP is free to download, with no in-app purchases.
Do Screenimage Mobile or phonestar* VoIP have ads?
Neither Screenimage Mobile nor phonestar* VoIP shows ads.
Which is updated more often, Screenimage Mobile or phonestar* VoIP?
Screenimage Mobile ships an update every 2 months, and phonestar* VoIP fortnightly. Most recently, Screenimage Mobile was updated on September 9, 2026 and phonestar* VoIP on September 10, 2026.

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