Do I need a separate SMTP service?

Most cold email platforms handle sending. You need separate SMTP if you're sending 10,000+ emails/day or want more control.

Is Amazon SES good for cold email?

SES has the best price per email but requires technical setup and strict bounce handling. Not recommended for beginners.

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33+ Tools ReviewedUpdated March 2026Independent & Unbiased

Best SMTP Services for Cold Email in 2026

SMTP services handle the actual delivery of your emails. While most cold email platforms include sending infrastructure, high-volume senders often need dedicated SMTP for better control, deliverability, and cost efficiency. The right choice depends on your volume, technical capabilities, and budget.