MizuDroid is a free, unlocked, professional SIP/VoIP softphone from Mizutech.
Note: You need to have a SIP account to be able to use this softphone and calls to mobile/landline phones might cost you money. See your service provider for the exact terms and pricing.
-The VoIP phone can be used with any VoIP service provider, any softswitch or PBX, including Asterisk, voipswitch, 3CX, Cisco, FreePBX, Elastix, OpenSIPS and others.
-Compatible with all IP phones and SIP dialers such as Acrobits, Bria, Linphone, Zoiper or CSipSimple
-Works on any network above 15 kbits (3G, 4G, LTE, WiFi, others).
-Not another csipsimple/sipdroid clone (SIP client stack made by Mizutech from scratch based on Mizutech compact Java SIP and media stack)
-Free for non-commercial usage. No advertisements.
-Auto adapt to your environment (device/CPU/network/server and peers capabilities)
-Minimal CPU and battery usage. Size is below 4 MB and contains all SIP signaling and media features.
-Multiple SIP accounts (from advanced settings -> general settings), native call integration (optional)
-Call divert: mute/hold/forward/transfer/conference
-HD Audio, wideband and all common audio codec: G.711 (PCMU/PCMA), GSM, speex, iLBC, G.729
-Enchanted audio quality: AGC, AEC, PLC, noise reduction, silence suppression
-NAT/firewall traverse capabilities (with STUN, ICE, tunnel and related technologies)
-IM (chat), DTMF (RFC2833 and SIP INFO), Voicemail, Voice recording, Balance display, Caller ID
-Transport protocols: UDP/TCP/TLS. Support for DNS SRV
-VoIP tunneling and encryption (optional/automatic) with auto transport selection: UDP/TCP/TLS/HTTP/VPN (VoIP over HTTP)
-Call recording and file transfer
-Contact sync and presence
-Peer to peer encrypted VoIP media
-VoIP to native dialer integration and integration with the native contact list
...and many more
Branded softphone builds with customizations are available for VoIP service providers and companies.
Contact [email protected]
Use the forum to submit any bug reports or suggestions:
Visit the homepage for more details about this SIP client:
-Multiple launch icon display bug fixed
-TLS reconnect fixed
-Audio related bug fixes
-Mute both in/out streams with the default settings
-Startup time improvements
-Network detection improvements
-Transport protocol configuration (UDP/TCP/TLS/Tunnel/Auto)
-Media encryption configuration (No encryption/SRTP/Tunnel/Auto)
-Display last call details (from menu)
-Many other improvements and bug fixes