Best Email Deliverability · alternatives

Best Mailtrap alternatives (2026)

7 alternatives to Mailtrap in email deliverability, ranked by entry price. Mailtrap starts at $0/mo. Every figure links to the public page it was captured from — the vendor's own wherever the vendor publishes the number, otherwise the named public source — with the date we captured it.

Key takeaways

  • Free alternatives: Folderly, GlockApps.
  • Closest by price: Folderly ($0/mo), GlockApps ($0/mo), Warmbox ($19/mo).

Mailtrap alternatives compared

Ranked by entry price (lowest published self-serve plan, with the period it is charged on). Sourced per row.
#AlternativeEntry priceFreeHIPAABest forSource
1 Folderly STALE · 2026-09-02 $0/mo Yes — B2B senders needing reputation building folderly.com
2 GlockApps $0/mo Yes — inbox placement testing glockapps.com
3 Warmbox STALE · 2026-09-02 $19/mo No — solo senders warmbox.ai
4 MailReach $25/mo No — agencies managing multiple client inboxes mailreach.co
5 Warmy STALE · 2026-09-02 $49/mo No — cold email senders capterra.com
6 Allegrow $99/mo No — GTM teams allegrow.co
7 MailMonitor STALE · 2026-09-27 $1000/mo No — enterprise senders mailmonitor.com

Data current through 2026-11-01. STALE marks a row whose price we have not re-checked at its source in over 30 days; a vendor with no published price is marked when any of its plans is. 4 of 7 rows above are marked. Compare any two directly on the Email Deliverability index.