250+ iOS apps curated and reviewed
Looking for free stratusphere softphone apps? 20 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | Free | 4.4★ (329) | No | No | Jul 2026 |
| 3 |  | Free | 3.5★ (77) | No | Yes | Jul 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | Free | — | No | No | Aug 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | — | No | No | Aug 2026 |
| 8 |  | Free | 4.2★ (22) | No | No | Aug 2026 |
Transform your smartphone into a powerful business phone system. Make and receive calls using your company's Caller ID, record conversations, and manage voicemails from your email. Enjoy high-quality calls over Wi-Fi or cellular data without using your personal minutes.
This application provides a feature-rich VoIP softphone experience with easy account setup through one-touch provisioning. It requires a Cloud Code or QR code for configuration, and users should contact their VoIP provider for credentials.
This app provides high-definition voice and video calls, plus instant messaging, for users of a specific hosted PBX platform. It offers secure calling with TLS encryption and efficient low-bandwidth usage. Setup is simplified through QR code provisioning.
This communication app allows free calls, messages, and video chats with other users worldwide. It also offers high-quality calls to any mobile or landline number globally, even with poor internet connections, and helps reduce roaming bills.
This app provides a feature-rich SIP VoIP softphone solution for making and receiving calls over 3G and WiFi. It supports video calls, SMS messaging, multiple accounts, and call recording, with advanced features like call forwarding and conferencing. Provisioning is made easy via QR code for IT managers and VoIP providers.
This business communication app connects to your cloud-based phone solution, allowing you to manage calls, chats, and voicemails from your mobile device. Stay connected with colleagues and access company directories wherever you are.
This mobile SIP client integrates with cloud VoIP solutions, offering advanced call management and high-quality communication. It supports various codecs, multiple accounts, and secure calling features, with some premium functionalities available through in-app purchases.
Manage your wireless plan effortlessly with this app. Access plan details, track rewards, and enjoy fast refills. Stay connected with reliable coverage and 5G data options, all from one convenient place.
This application allows users to make and receive high-quality VoIP calls and send SMS messages directly from their mobile device. It provides seamless integration with a specific VoIP service, enabling management of voicemails and call forwarding. Enjoy secure and reliable communication on the go.
This communication tool allows users to make calls, send messages, and manage business interactions using their account. It offers VoIP calling, HD video, group chats, and voicemail management for seamless business connectivity.
This VoIP softphone app allows users to make and receive calls, send SMS messages, and access voicemails from anywhere. It offers features like call transfers, app-to-app calls, and visual voicemail for enhanced communication.
This communication app allows users to make free calls and send texts to other users of the platform. It also supports free file sharing and offers HD voice and video capabilities. Push notifications ensure you never miss a message or call.
This VoIP application centralizes all your communication needs. It integrates phone calls, call history, and a contacts directory into one seamless experience.
This app functions as a SIP-based VoIP softphone for iOS devices, enabling voice and video calls over Wi-Fi and mobile networks. It integrates with your existing contacts and offers advanced communication features like call conferencing, recording, and instant messaging.
This application turns your smartphone into a VoIP phone, allowing you to make and receive calls from anywhere. It integrates with your existing PBX system for features like voicemail and call recording. The app is free to download, with call charges applied separately.
Transform your mobile device into a fully functional office phone. Make and receive calls using your office number over your data connection, even when the app is running in the background. Enjoy free calls between users and exceptional audio quality.