phonestar* VoIP
Simple setup, secure calls.
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
phonestar* VoIP – the secure and reliable phone for private users and businesses.
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.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
Phone number dialing with +
Inserting a phone number
Layout optimizations
The developer, Helbing Networks GmbH, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Helbling Networks GmbH
- Size
- 64.5 MB
- Category
- Business
- Compatibility
Requires iOS 18.6 or later.
- iPhone
Requires iOS 18.6 or later. - Mac
Requires macOS 15.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.6 or later.
- iPhone
- Languages
- English and German
- Age Rating
4+
- 4+
- Contains
Messaging and Chat
- Copyright
- © 2026 Helbling Networks GmbH
