Zoiper IAX SIP VOIP Softphone

Zoiper is a trusted VoIP softphone designed for making crystal-clear voice calls over Wi-Fi, 3G, 4G/LTE, and 5G networks. Ideal for remote workers, digital nomads, and VoIP enthusiasts, Zoiper offers a seamless, ad-free communication experience across multiple platforms, including macOS, Windows, Linux, iOS, Android, and browsers. 

Multi-Platform Support

Zoiper runs smoothly on a wide variety of devices and operating systems—from desktops like macOS, Windows, and Linux to mobile platforms like iOS and Android, as well as browser-based clients. This versatility enables users to bring their own device and stay connected effortlessly.

Unified VoIP Communications

Zoiper combines voice, video, fax, instant messaging, and presence features into one intuitive interface. This unified approach simplifies communication by managing all modes through a single app.

Core Capabilities

· Supports SIP and IAX protocols for broad compatibility with most VoIP providers.

· Low battery consumption ensures longer usage without draining device power.

· HD audio quality guarantees clear sound, even on older devices.

· Bluetooth, speakerphone, mute, and hold functions for flexible call handling.

· Wideband audio codecs including G.711, GSM, iLBC, and Speex enhance call clarity.

Premium Features (Available via Subscription)

· Video calls to add face-to-face communication.

· Secure calls with TLS and ZRTP encryption to protect conversations.

· Call transfer and waiting for professional call management.

· Multiple SIP accounts for handling various lines.

· Call recording for saving important conversations.

· Conference calls to connect multiple participants.

· Presence support to see contacts’ availability.

· Auto Answer to pick up calls automatically when needed.

· PUSH service to ensure reliable incoming calls, even when the app runs in the background.

· Quality of Service (QoS) features for enhanced call quality in enterprise setups.

· Message Waiting Indicator (MWI) to notify users of voicemail.

Security and Privacy

Zoiper prioritizes privacy by encrypting all voice, video, and text communications. Its use of TLS, SRTP, and ZRTP protocols guarantees secure, eavesdropper-proof calls.

For Providers and Developers

Zoiper offers options for OEM distribution and custom-branded versions through its whitelabel program and SDK. Providers can integrate Zoiper for automatic provisioning and tailored VoIP solutions.

Important Notes

Zoiper is a standalone softphone and does not provide calling services itself. Users must have an account with a SIP or IAX VoIP provider to make calls. It is not recommended to set Zoiper as the default dialer, as it may interfere with emergency calls.

FAQs

1. Does Zoiper provide its own calling service?

No, Zoiper is a softphone client. Users need a SIP or IAX account from a VoIP provider to make calls.

2. Can Zoiper run on multiple devices?

Yes, Zoiper supports macOS, Windows, Linux, iOS, Android, and browser platforms, allowing use across many devices.

3. How does Zoiper ensure call security?

Zoiper uses encryption protocols like TLS, SRTP, and ZRTP to secure voice, video, and text communications against eavesdropping.

4. Is Zoiper battery-friendly?

Yes, Zoiper is optimized for low battery usage, making it ideal for mobile and remote users.

5. What features require a subscription?

Premium features like video calls, call recording, multiple SIP accounts, secure calls, and push notifications require a paid subscription.

Version History

v2.24.4—6 Nov, 2024

Fix extremely old purchases sync issue

Fix incorrect number shown after transferred on some servers

Crash fixes

v2.24.2—14 Oct, 2024

Network change handling

General improvements

v2.23.13—28 Aug, 2024

Bump version code