ClickSend - ClickSend builds communication software and tools for businesses. We offer SMS, MMS, Voice, Email, Online Mail and even Fax. All accessed via our Dashboard, app, flexible API or integrations.
Twilio - Brings voice and messaging to your web and mobile applications.
Infobip - A2P messaging platform for enterprises, resellers & mobile operators with global network coverage.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
Teckst - Teckst is a cloud-based SMS marketing tool and two-way texting solution designed for contact centers and customer service companies.
BulkSMS - SMS messaging service provider offering two-way SMS communication services.