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MicroSIP

MicroSIP 3.21.3

Open source portable SIP softphone based on PJSIP stack for Windows OS. Learn what's new on this latest version. Click here if the download does not begin automatically.

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More about MicroSIP

MicroSIP lets you make high quality VoIP calls (person-to-person or on regular telephones) via open SIP protocol. From cloud of SIP providers you can choose best for you, register account and use it with MicroSIP. You'll get free person-to-person calls and cheap international calls.

Features

  • Small footprint (>2.5MB) and RAM usage (>5MB) - written in C and C++ with minimal possible system resources usage
  • Usability - user friendly in daily usage
  • Functionality - voice, messaging, presence, video h264 and h263+
  • Compatibility - strongly conform to SIP standards
  • Voice quality - supports best voice codecs: speex@8,16,32kHz, iLBC@8kHz, GSM@8kHz, G.711@8kHz (PCMU and PCMA), G.722@16kHz, G.729@8kHz, SILK@8,12,16,24kHz, Linear PCM@8,16,44kHz
  • Privacy - configurable encryption TLS / SRTP for control and media
  • Multilanguage - included localization files for brazilian, bulgarian, chinese, dutch, estonian, finnish, french, german, hebrew, hungarian, italian, korean, norwegian, polish, russian, spanish, swedish, ukrainian and more

What's New

  • Colorful call/end/bottom buttons
  • Additional missed call icon for "answered elsewhere"
  • Shortcuts with toggle state and 2 actions
  • Start the softphone only on a main monitor
  • Fixed "Deny Incoming" for "Remote Domain" and "User or Domain"
  • Call forwarding for local account
  • Improved echo cancellation
  • Can now work without a connected microphone
Read more.

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