Zadarma is an international VoIP provider with over 13 years of experience and 1.5 million registered users. It offers virtual numbers in 90 countries, Free Cloud PBX, free website widgets and call tracking and free integrations with top CRM systems.
- - Zadarma is the most popular Web-based, Windows, Android & iPhone alternative to HotTelecom.
- - Zadarma is the most popular commercial alternative to HotTelecom.
CallHippo is a Virtual Phone System which allows businesses to buy instant phone numbers from over 50+ countries around the world. With our easy to use interface and robust backend any business can set up their phone system in less than 3 minutes.
- - CallHippo is the most popular Mac, Linux, Android Tablet & Self-Hosted alternative to HotTelecom.
- - CallHippo is the most popular free alternative to HotTelecom.
Telnum is a reliable international VoIP provider that offers state-of-the-art technology when it comes to cloud-based phone center solution. As a smart cloud-based virtual phone system, it caters to small, medium, and large scale businesses.