rapidmail offers Free Trial, but Inbox Mailers does not.
rapidmail is designed for Large Enterprises, Medium Business and Small Business.
Inbox Mailers is designed for Individuals, Medium Business and Small Business.
Pricing details for both rapidmail and Inbox Mailers are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to rapidmail includes Campaigner, Moosend, SMTP, Omnisend, Constant Contact, MailChimp, SendinBlue, CleverReach, Mailrelay, Mailmust, StreamSend, Groupmail, SendFox, Speedy Newsletter and SpeedyNewsletter.
Some top alternatives to Inbox Mailers includes Campaigner, Moosend and SMTP.