Mixvoip’sr flatrate packages that allow unlimited calls to over 100 destinations for only €9.90 per user per month, are exclusively available for PBX systems that have achieved Mixvoip's certification levels of "certified" or "compatible." This includes systems like Innovaphone, Starface, Wildix, 3CX, Asterisk, Freeswitch, Avaya, and Microsoft Teams, provided they are managed by a Mixvoip channel partner. Flatrate packages are not available for use in call centers or with any automated call dialing systems, such as predictive dialers. You can find the list of countries included in our flatrate package on our call rates page.

Mixvoip offers a Mail-to-SMS service that allows you to send SMS messages by simply sending an email. Follow the instructions on our Mail-to-SMS guide

With our Cloud PBX solution, you can send and receive faxes directly from your email. No physical fax machine needed. To send a fax via email follow the instructions on our Mail-to-Fax guide Prefer using a traditional fax machine? You can still use your fax device with an analog-to-IP converter. However, due to the nature of modern networks, we cannot guarantee 100% transmission reliability. For more details, read our articles: • 📄 Is the Fax Dead? • 📄 Is the Fax Dead? (2/2) – Update