317ad905_a__Data_APIs___ProgrammableWeb__Category
[API Name] Clockwork SMS [Description] The Clockwork SMS API access to an SMS gateway allowing users to send messages through an application. Clockwork is a service that allows for the sending of bulk SMS. The API uses RESTful, SOAP and... [Updated] 12.03.2010 [Category] 
Messaging
Cloud, Big Data, Data APIs | ProgrammableWeb