MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Musicope - The Piano Game. Contribute to oldrich-s/musicope development by creating an account on GitHub.
Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Synthesia - A fun way to learn how to play the piano.
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
Playground Sessions - Online piano learning game.