What are some alternatives?
Plivo - Plivo's Voice API enables businesses to build Voice apps to reach customers globally in 200+ countries. Try Plivo's Voice API for free. Instant Sign Up.
QuickBase - QuickBase is a platform building highly-customized apps and workflows with no code required.
Twilio - Brings voice and messaging to your web and mobile applications.
KiSSFLOW - KiSSFLOW is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Caspio - Create online database applications customized to your exact needs. Over 1 million applications run on Caspio's low-code platform. Start your free trial today.