MicroSIP
Lightweight and reliable SIP softphone for Windows
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Latest Available Version of MicroSIP
Version
Version 3.22.18
Released
October 3, 2026
Go to Downloads
What's New
do not play DTMF tones locally during calls
fixed outgoing calls where P-Asserted-Identity (PAI) replaced the originally dialed extension
added P-Asserted-Identity (PAI) to the technical information displayed in Call Manager for outgoing calls
improved call setup and call state display
improved timer resolution handling to reduce unnecessary use of 1 ms timers
fixed keyboard shortcuts not working while the application menu was open
added detection of memory corruption caused by faulty audio devices or drivers; some problematic audio devices may no longer work with MicroSIP
improved stability in certain use cases
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