Notes from the team on email testing, rendering quirks, and building a review workflow your whole team can actually use.
Mailtrap, Amazon SES, Twilio SendGrid, Mailgun and Postmark compared on scalability, dedicated IPs, stream separation and cost past 100,000 emails a month.
Leaving Email on Acid? Move your ESP send-in address, API calls and review workflow to EmailQA step by step, with costs compared to Mailgun Inspect.
The migration timeline, Inspect's plans and preview pricing, what doesn't transfer, and how to decide whether to stay, move to Litmus, or switch.
The honest story of why EmailQA exists: what Email on Acid does well, where it falls short for agencies and marketing teams, and what we built instead.