What is the absolute best email platform for deliverability?

There's no single "absolute best" platform for deliverability, it depends on your sending volume, audience, and compliance practices.

If you ask me, I trust Saleshandy and Postmark because they score high for inbox placement. This is because they have a strong infrastructure and deliverability-focused features.

Also, if you want to improve your deliverability, you need a good email warmup tool that sends human-like emails to warm up your account.

Just remember: the platform is only half the battle. A major chunk of deliverability depends on your list quality, sending reputation, and email content.