MicroSIP 3.22.20 Free SIP Softphone

New version: MicroSIP 3.22.20 by www.microsip.org - the download link below points directly to the developer.

MicroSIP is a lightweight, open-source SIP softphone designed exclusively for Windows. Built on the robust PJSIP stack, it enables users to make high-quality VoIP calls to other softphones or regular telephones via the open SIP protocol. Ideal for individuals and businesses seeking an efficient solution, MicroSIP integrates seamlessly with various cloud-based SIP providers. By registering with a provider of your choice, you can enjoy free person-to-person calls and cost-effective international communication without the need for heavy hardware.

Key Features

• Open-source and portable application based on the PJSIP stack
• Supports high-quality VoIP calls to persons and regular telephones
• Compatible with various cloud-based SIP providers
• Enables free person-to-person calls and cheap international calls
• Designed for the Windows OS environment
• Lightweight and efficient for daily telephony needs

What's New in Version 3.22.18

• DTMF tones are no longer played locally during calls
• Fixed an issue where P-Asserted-Identity replaced the dialed extension on outgoing calls
• Added P-Asserted-Identity to the technical information in Call Manager for outgoing calls
• Improved call setup and call state display
• Enhanced timer resolution handling to reduce unnecessary use of 1 ms timers
• Fixed keyboard shortcuts not working while the application menu was open
• Improved stability in certain use cases