MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Sononym - Finally, a sample browser that understands audio
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.
Samplism - Feature-packed, audio asset manager for Mac.
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
Soundly - Functional music for better sleep, focus and relaxation