The best alternatives to Mailsnag are Rainforest QA, MailTime 2.0, and Mailtrap. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Mailsnag?
Intercom— Startups get 90% off Intercom, the complete AI first customer service platform
Rainforest is an on-demand QA solution that enables you to discover significantly more problems that affect the customer experience before code hits production and does so at the speed of continuous delivery.
Mailtrap is an Email Delivery Platform which covers all email-related needs in one place: testing, sending, and in-depth tracking to control how emails perform.
Trusted by Atlassian, Calendly, PayPal, Atlassian, TopTal, Stack Overflow and others, Mailtrap provides customers with a reliable end-to-end sending solution so you can be sure that emails will land into your buyers' inboxes in time. Plus, users get a robust analytics toolset for complete control over their email deliverability. And there are Regular Weekly and Critical deliverability alerts to stay on top of all major email data.
Create real, private email addresses on demand. Send and receive emails and attachments in application code and integration tests. Intuitive REST APIs and SDK Libraries. Free for personal use.
Secure email QA tool for IT product & service companies to test & improve email delivery, quality & compatibility. One stop email testing platform which helps reduce the costs associated with email workflow testing.