There are currently two major releases of the softphone:

•   the free edition with basic VOIP and IM capabilities. Click here to download
•   the full edition with extended capabilities (video,transfer,conference,filesharing,etc). Click here to download

MizuPhone editions:

Features	MizuPhone Basic	MizuPhone Full
UDP transport
TCP and TLS transport
Calls to E.164 numbers		for the trial period
Multiple accounts
VoiceMail
IM (Chat)
FAX (Inband and T38)
Call transfer and conference
Video (all codec's)
G711 codec (PCMU,PCMA)
WideBand,G722,G723,G726, G729,GSM,iLBC,Speex
RemoteDesktop
File transfer over SIP
Audio Enchangements (Denoise,AGC,AEC,PLC)
Voice and Video Recording
Media encryption
Free MizuTech account
and More	Download Now	Download Now (Recommended)

    

SoftPhone Requirments:     

• Min. Intel Pentium II 500 MHz, 128 MB RAM, 30 MB free space
• Windows XP,2000,2003,Vista
• Sound Card, IP network connection, Internet Explorer
• For HD video calls you need a HD quality camera device, directx8 compatible VGA card and a modern processor (2 GHz).

Quick Start Guide:

If you are a first-time user, click on the "New user" link on the Login page and enter any username/password to protect your profile, then login. Add your preferred voip provider(s). You are ready to call ("Dial" page)

Optionally you can:

•   set-up your details ( File Menu -> My Profile)
•   add your contacts (Contacts Menu -> Add new contact)
•   make other configuration, change skin, setup voicemail, etc (File Menu -> Settings)
  
•   send instant messages, files or initiate video calls (right click on a contact)