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MicroSIP 3.16.8

A free application that will let you make high quality VoIP calls

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MicroSIP screenshotMicroSIP is a software that will permit you to initiate VoIP calls with the open SIP protocol. The tool enables you to select your SIP providers and use the account with the application. You will also get international calls for low prices.

MicroSIP has a small footprint and uses a small amount of computer resources. The application features a user-friendly and intuitive interface, being accessible for everyone. It is highly compliant with all SIP standards.

MicroSIP handles a big suite of voice codecs, like [email protected], [email protected], [email protected],16,32kHz, [email protected], Linear [email protected],16,44kHz, [email protected],12,16,24kHz, [email protected], and [email protected] (PCMU and PCMA).

MicroSIP also grants you privacy, thanks to its TLS / SRTP encryption capabilities.

Main in MicroSIP:

- tiny footprint (under 2.5MB) and RAM usage over 5MB)
- functionality - voice; video H.263+ and H.264; SIMPLE messaging (RFC 3428) and presence (RFC 3903, 6665)
- voice quality - handles best voice codecs: [email protected], [email protected],16,32kHz,[email protected], [email protected], [email protected] (PCMU and PCMA), [email protected], [email protected], 12, 16, 24kHz, Linear [email protected], 16,44kHz
- compatibility - strongly adjust to SIP standards
- privacy - customizable encryption TLS and SRTP for control and media
- portability - saves setting in ini file
- multi language - included localization files for Bulgarian, Brazilian, Chinese, Estonian, Dutch, Finnish, French, Hebrew, German, Hungarian, Korean, Italian, Norwegian, Polish, Spanish, Russian, Swedish, Ukrainian.


  • Very light on resources.
  • Full language support.


  • Limited set of features.
  • Very basic interface.
Name MicroSIP
Version 3.16.8
Developer | see all products from this developer
Product Homepage MicroSIP
License Free (Freeware)
Last Week Downloads 8
All Time Downloads 3,520
Filename MicroSIP-3.16.8.exe
Filesize 6.6MB
MD5 Checksum 7A75895B547E22D44A5B892B46ABEBF3
OS Support Windows All
Category Internet

100% CLEAN Certification

BadgeMicroSIP has been tested by team against viruses, spyware, adware, trojan, backdoors and was found to be 100% clean. Our editors will recheck this software periodically to assure that it remains clean.


Old Versions

Software Date Added
MicroSIP 3.19.21 November 11, 2019 - Latest Version
MicroSIP 3.16.8 January 08, 2018
MicroSIP 3.12.8 July 27, 2016
MicroSIP 3.10.11 February 10, 2016
MicroSIP 3.10.5 Beta August 07, 2015

Download the free MicroSIP