Best Softphone alternatives: apps like Softphone-PBX

10+ similar apps compared and reviewed

4.3 avg rating
10 free apps
Updated November 2026

Softphone is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Softphone

0.0(0 ratings)
Free
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This application provides internet-based voice calls and instant messaging, eliminating the need for traditional phone lines. It offers HD voice quality, contact management, and integration with other collaboration tools for enhanced productivity and cost savings.

VaxPhone - SIP based softphone#3

VaxPhone - SIP based softphone by VaxSoft

Audio, Video and Voice Changer
Worth Considering
🌐 Social Networking
5.0(1 ratings)
Free
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This app allows you to make and receive internet phone calls using any SIP provider. It features a voice changer to alter your sound, send and receive chat messages, and integrates with your device's contacts. Enjoy background call reception and echo cancellation for clear communication.

More apps like Softphone

4
STN UC
STN UC
STN UC
by PortSIP Solutions, Inc.
Free

This application functions as a SIP-based softphone, enabling users to make and receive calls and instant messages over Wi-Fi or cellular data. It integrates with a specific PBX system to support push notifications for incoming calls and messages, even when the app is not actively running.

SIP-based softphoneWi-Fi or 4G/LTE callsInstant messaging
🌐 Social Networking
(0)
free
5
SKYTEL UC
SKYTEL UC
SKYTEL UC
by PortSIP Solutions, Inc.
Free

This app is a SIP-based softphone for iPhone, enabling Wi-Fi or cellular calls and instant messaging. It integrates with your contacts for easy management and supports advanced call features like merging and transfers. Enjoy secure communication with encryption and high-definition audio and video.

SIP-based softphoneWi-Fi or 4G/LTE callsInstant messaging
🌐 Social Networking
(2)
free
6
Castel SIP
Castel SIP
Castel SIP
by Castel
Free

This application functions as a SIP intercom softphone, enabling users to make and receive audio and video calls from IP intercom stations on their mobile devices. It allows for communication and remote door opening, working through Wi-Fi and cellular data networks.

Audio and video callsIP intercom station integrationRemote door opening
🌐 Social Networking
(0)
free
7
iMentor
iMentor
iMentor
by iMentor, Inc.
Free

This platform facilitates secure collaboration and curriculum synergy for pre-established student and professional mentor pairs. It offers exclusive events and a confidential space for discussions and strategizing educational objectives.

Secure collaboration spaceCurriculum synergyExclusive events
🌐 Social Networking
(5)
free
8
SessionTalk SIP Softphone
SessionTalk SIP Softphone
SessionTalk SIP Softphone
by SessionTalk Ltd
Free

This app brings your business SIP account to your mobile device, offering voice calling, messaging, and video. An optional upgrade unlocks advanced features like call recording, multiple accounts, and enhanced security.

SIP voice callingXMPP chat and messagingVideo calling
🌐 Social Networking
(1K)
free with in-app purchases
9
PortSIP ONE
PortSIP ONE
PortSIP ONE
SIP Softphone,Voice,Video,IM
Free
🌐 Social Networking
(0)
10
050IP Phone
050IP Phone
050IP Phone
by NTT DOCOMO BUSINESS, INC.
Free

This app provides an IP phone service with a dedicated 050 phone number for making and receiving calls to mobile and landline phones at low rates. It offers standard phone features like mute, speaker, and call hold, along with contact list management and network monitoring.

IP phone functionalityDedicated 050 phone numberLow call rates
🌐 Social Networking
(1)
free