What are some alternatives?
Zoho Desk - Industry's first context-aware Helpdesk Software
CrazyCall - CrazyCall is cloud based platform for sales and marketing teams doing cold calling, market research, information or loyalty campaigns.
Nextiva - Business VoIP, cloud phone systems trusted by more than 150,000 companies. Powered by the leading cloud PBX VoIP platform, Nextiva is rated the best business VoIP service provider.
PhoneBurner - PhoneBurner is a cloud-based power dialer to boost sales productivity
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
FluentStream - FluentStream Technologies is an advanced telecommunications company with a core focus on cloud-based applications.