MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Noisli - Noisli is a fantastic background noise and color generator for working and relaxing. Online soothing ambient sounds like White noise, Rain and Coffee Shop.
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.
Noizio - Feeling that the noise of the big city is too much for you to bear?
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
zenmix.io - Ambient background sound generator