OfficeSIP Server

OfficeSIP Server is a simple yet highly efficient application meticulously designed for seamless intra-office and inter-office calling using regular telephones without incurring any charges. The latest version, 3.5.5503.27972, showcases the program's commitment to constant improvement and user satisfaction. Developed by OfficeSIP Communications, this software emphasizes instant messaging within the broader communication category.

A salient feature is its compatibility with a range of Windows operating systems, including Windows XP, XP Professional, Vista, 7, 8, 10, and 11. This wide supported OS spectrum ensures that users with varied system versions can take advantage of the application's functionalities. For those interested in older versions, it's noteworthy that there are other iterations available, specifically 3.5, 3.4, and 3.3.

Upon installation, the application file named ControlPanel.exe offers a user-friendly interface to navigate through its features. Designed particularly for VoIP communications, the OfficeSIP Server supports SIP-compliant software and hardware clients, ensuring versatile use across different platforms and devices.

Pros:

1. The application is free to use.
2. It supports a wide range of Windows operating systems.
3. Enables cost-free intra-office and inter-office telephony.
4. Supports instant messaging and VoIP communications in SIP-compliant clients.
5. Simple installation process via ControlPanel.exe.

Cons:

1. Limited to Windows operating systems, thus excluding Mac and Linux users.
2. May require configuration knowledge for optimal use with various SIP clients.

You may want to check out more software, such as AA Mail Server, Web Forum & FileSharing Server or SMS Server, which might be similar to OfficeSIP Server.