Only the current version so far — new entries appear as the app ships updates.
SpeechCanvas is a lifestyle app by FEAT Limited with 10,000+ downloads (about 20K estimated). +42 installs in the last 7 days. Released Sep 19, 2016. Install growth, rank history, SDKs and ad networks.
From the store listing: “A conversation with the deaf and hearing people, is an application that provides powerful support using voice recognition technology.”