MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Accordance Bible Software - Accordance Bible Software is designed to remove every obstacle to effective Bible study.
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.
e-Sword - e-Sword is a feature rich and user friendly free Windows app with everything needed to study the Bible in an enjoyable and enriching manner!
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
Qawl - Read the Qur'an on your desktop/laptop. Useful features + beautiful design.