Fonoster is described as 'Engage with your customer with voice or messaging with a single easy-to-use platform. Create a smart voice applications that meets your business needs without the clutter of unneeded features or historically burdensome customizations' and is an website. There are five alternatives to Fonoster, not only websites but also apps for Android, Self-Hosted, SaaS and Docker. The best Fonoster alternative is Twilio. It's not free, so if you're looking for a free alternative, you could try TextBee. Other great sites and apps similar to Fonoster are WittyReply, Vonage and Authkey - SMS & WhatsApp API.
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.
TextBee 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.
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.
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.
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