LooksGoodMail – Email QA that identifies real rendering issues

Summary: LooksGoodMail analyzes raw email HTML against Gmail, Outlook, and Apple Mail to detect actual rendering problems. It groups issues by root cause and provides safe, deterministic fixes when possible, helping users understand and resolve email compatibility before sending.

What it does

It runs conservative checks on email HTML across multiple clients, flags likely breakages, groups issues by cause, and supplies fixed HTML for problems that can be safely resolved.

Who it's for

Developers, product managers, and marketers needing a reliable pre-send email compatibility check.

Why it matters

It prevents real inbox rendering failures by identifying and fixing only verifiable email issues.