1. PhotonRelay
photonconsole.com$23 vs $115 for 51k emails
PhotonRelay is up to 80% cheaper than Postmark; 51,000 emails costs $23.00 vs Postmark's $115.00, with 5,000 free monthly emails and flat $0.50/1k scaling
Email sending
Cheaper alternatives to Postmark
1 tool says it does the same job as Postmark for less. Ranked by the savings each one claims, with a link to the source.
Questions
What is the cheapest alternative to Postmark?
PhotonRelay claims the biggest savings: $23 vs $115 for 51k emails, per its own pricing page. Check the link on its listing for current prices.
Is there a free alternative to Postmark?
PhotonRelay has a free option: $23 vs $115 for 51k emails. Free plans usually have limits, so check what's included.
How do I switch away from Postmark?
Export your data first, test a small import into the new tool, run both for a week, then cancel before your renewal date. Our switching guide walks through it step by step. Read the guide.
Are these prices checked?
Each claim comes from the company's own page, linked on every listing. Prices change, so check before you buy. Listings show when they were last checked.
Other email sending tools
Listings checked 2026-11-10. Sponsored listings are labeled and never change the ranking.