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 Mizu-Windows SoftPhone -short description Minimize

    Mizu Softphone (MizuPhone) is a professional VoIP softphone based on the open standard SIP protocol with an easy to use interface for the Microsoft Windows operating system (Win7 and all the others). With MizuPhone you can connect to any SIP (proxy and/or registrar) server on the public internet or on your local area network. For VoIP beginners: MizuPhone is an internet phone software to make real calls using your PC.
   The Mizu VoIP Softphone will integrate seamlessly with your desktop without disturbing you in your everyday work. While you are not in call or chat, it is listening in the background for incoming calls without any impact for your system performance.

    MizuPhone is a free softphone for nonprofessional usage. Download softphone
    The professional version cost is $50. Free trial. 

 SoftPhone key features Minimize
  • Clear quality VoIP voice calls
  • Simple and intuitive user interface
  • A long list of SIP standards are supported
  • Multiple profiles, multiple SIP server registrations (up to 30)
  • Presence, instant messaging, SMS
  • Mute, hold, redial, transfer
  • Callback and phone to phone calls
  • File transfer and file sharing over VoIP (compatible with any SIP server)
  • Remote Desktop over VoIP (compatible with any SIP server)
  • Conferencing (built-in RTP mixer for up to 30 parties)
  • Local and remote Voicemail
  • Audio enhancements: Echo canceller (AEC), Automatic Gain Control (AGC), Voice Activity Detection (VAD), Packet Loss Concealment (PLC), automatic QoS, Noise Suppression
  • Transport protocols: UDP, TCP, TLS, HTTP
  • DTMF (In-band, RFC 2833 and SIP INFO)
  • Audio Codecs: G711, G.722, G.723, G726, G729, GSM, iLBC, L16, Speex
  • Clear IP-IP voice quality due to Wideband and Ultra Wideband  codecs
  • Video Codecs: MJPG, MPEG1, MPEG4, Theora, H263, H264
  • Fax: T.38 and In-band
  • Softphone profile storage (WebDav, XCAP, FTP, HTTP)
  • Network handling: UPNP, STUN, ICE, firewall and NAT detection
  • History (with voice and video recording)
  • Balance/credit display
  • Built-in VoIP tunneling and encryption
  • Intelligent P2P based network path detection (can call other users even if the server is down)
  • Free Mizutech VoIP account (optional)
  • And many more...

 SoftPhone versions Minimize

Basic Softphone

MizuPhone Basic is a free softphone for non-commercial usage.  Download free softphone

Advanced Softphone

The Mizu Advanced softphone contains all features and costs $50 for a life-time license.Purchase softphoneDownload advanced softphone

Customized Softphone

We provide branded softphone for VoIP service providers.
The customization options can be found here. Order softphone

 Benefits Minimize
  • Easy to use, automatic optimization for network, audio and PC configuration
  • Exceptional voice quality with media enhancements including AEC, AGC and denoise
  • Network handling: UPNP, STUN, ICE, firewall, NAT detection and optional tunneling with encryption
  • The automatic network and local users discovery brings efficiency at your workplace
  • All common industrial and wideband codec is included
  • P2P calls. Your calls are always using the shortest path. Direct media routing whenever possible bypassing the VoIP server to reduce the media delay
  • File transfer and remote desktop sharing over VoIP which works through any SIP server
  • Features include scripting, voicemail, call recording and many others

 SoftPhone screenshots Minimize

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 FAQ Minimize

What is a softphone?

A softphone is a software program for making telephone calls over the Internet (VoIP) using a PC, rather than dedicated hardware phone. Using a softphone you can usually make free IP to IP calls and calls to PSTN (landline, mobile) with the usual low VoIP rates.