Zoiper IAX SIP VOIP Softphone 2.26.2

v2.25.9
Remove frequently called
Remove artificial limit on Favorites shown
Drop Android 5.x support
Unify fonts
Update billing library to version 7
Ring for incoming call if "incoming call" channel is allowed to ignore DND. Does not work on all phones due to manufacturer limitations.
Apply default value for MWI if provisioning does not contain one(QR or other)
Fix crash on stopping debug log
Fix missing checkbox on Use Reliable Provisional preference
Handle lack of ringtone on some phones

Zoiper is a reliable and battery-friendly VoIP softphone that lets you make high-quality voice calls over Wi-Fi, 3G, 4G/LTE, or 5G networks. Whether you’re a remote worker, digital nomad, or VoIP enthusiast, Zoiper is the go-to SIP client for smooth and secure communication — without any ads.

🔑 Core Features:

📞 Supports both SIP and IAX protocols

🔋 Low battery usage with excellent stability

🎧 Bluetooth, speakerphone, mute, hold

🎙️ HD audio quality — even on older devices

🎚️ Wideband audio support (including G.711, GSM, iLBC, Speex)

📹 Video calls (*with subscription)

🔐 Secure calls with ZRTP and TLS (*with subscription)

🔁 Call transfer & call waiting (*with subscription)

🎼 G.729 and H.264 codecs (*with subscription)

🔲 Multiple SIP accounts for flexibility (*with subscription)

🎤 Call Recording (*with subscription)

🎙️ Conference Calls (*with subscription)

📨 Presence support (see if contacts are available or busy)(*with subscription)

🔄 Auto Answer for automatic pick-up of incoming calls (*with subscription)

📲 Reliable incoming calls with PUSH service (ensure calls are received even when app is in background) (*with subscription)

📊 Quality of Service (QoS) / DSCP support for better call quality in enterprise environments (*with subscription)

📞 Message Waiting Indicator (MWI) for voicemail notifications (*with subscription)

📲 Need reliable incoming calls at all times?

Subscribe to Zoiper's PUSH service from within the app. This optional paid feature ensures you receive calls even when the app is closed — perfect for professionals and frequent travelers.

🔧 For Providers & Developers

Distribute easily via oem.zoiper.com with automatic provisioning

Need a custom-branded version or VoIP SDK? Visit

www.zoiper.com/en/voip-softphone/whitelabel

or zoiper.com/voip-sdk

⚠️ Please Note

Zoiper is a standalone VoIP softphone and does not include a calling service. You must have a SIP or IAX account with a VoIP provider.

Do not use Zoiper as your default dialer; it may interfere with emergency calls (e.g. 911).

Only download from Google Play — unofficial APKs may be unsafe.