DUSphone

Make encrypted HD calls over your dus.net line - incoming calls ring natively, even when your iPhone is locked.

dus.net GmbH proudly presents DUSphone – the VoIP softphone for your dus.net line. Make encrypted, HD-quality calls straight from your iPhone: to landlines, mobile numbers, and other dus.net lines.

All you need is a dus.net plan – ready in minutes, including a starting balance of €0.45 for your first calls. See the plans at www.dus.net.

Your benefits: • Encrypted calling over TLS and SRTP – your conversations stay private • HD voice quality powered by the Opus codec • Native call integration via Apple CallKit – calls appear on your lock screen and in your recents, just like regular calls • Always reachable: incoming calls ring reliably, even when your iPhone is locked or the app is closed (VoIP push) • Call landlines and mobile numbers – and receive calls on your dus.net number • Fast setup by scanning a QR code from the customer center – no password to type • Manage several lines at once (multi-account) • Company directory and device contacts – callers are matched by name • Keep an eye on your prepaid balance in euros at any time • Show or hide your caller ID per call (call anonymously) • In-call DTMF, hold, speaker, Bluetooth, and call history

Privacy-friendly: no tracking, no ads. DUSphone is built on open-source software (baresip); the open-source licenses can be viewed in the app.

Requirement: DUSphone needs a VoIP line at dus.net. More information at www.dus.net.