Sites and apps similar to Fonoster include Twilio. Other options are textbee.dev, WittyReply, Vonage and Authkey - SMS & WhatsApp API. In total there are five Email Marketing Services like Fonoster for Android and self-hosting.
Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.
United States
textbee.dev is an open-source SMS gateway that enables users to send and receive SMS messages via a web dashboard or a REST API. Perfect for businesses, developers, and hobbyists who need a reliable and cost-effective way to automate SMS messaging.
Ethiopia
Tired of missing WhatsApp sales while you sleep? I built WittyReply - an AI assistant that integrates directly with your existing WhatsApp number to handle customer inquiries 24/7. It uses AI to have actual conversations , qualifies leads, and frees up hours of your day from...
We’re making communications more flexible, intelligent, and personal, to help enterprises the world over stay ahead. We provide unified communications, contact centers and programmable communications APIs, built on the world's most flexible cloud communications platform.
United States
Authkey is a versatile multiple channels platform, including SMS API, WhatsApp Business API, Email, Voice Call APIs, and various authentication methods such as OTP, 2FA, and more.
United Kingdom
