Nuance features Dragon, a software that allows voice to do all the typing. With Dragon SDK, developers can enable speech recognition in an application. Some of the resources include dictation accuracy, microphone, and text-to-speech. Vocabulary is supported in English, German, French, Italian, Spanish, and Dutch.
Our API directory now includes 73 voice APIs. The newest is the Ivona API. The most popular, in terms of mashups, is the Twilio API. We list 340 Twilio mashups. Below you'll find some more stats from the directory, including the entire list of voice APIs.
Building on Fortytwo’s expertise in the A2P messaging arena, Fortytwo’s Voice API enables clients to deliver messages to a customers’ mobile phone or landline with a pre-recorded audio file or by using Text-To-Speech which converts messages into a male or female voice in up to fifteen languages.