Best Email Deliverability · alternatives
Best Folderly alternatives (2026)
7 alternatives to Folderly in email deliverability, ranked by entry price. Folderly starts at $0/mo. Every figure links to the vendor's own page and the date we captured it.
Key takeaways
- Free alternatives: GlockApps, Mailtrap.
- Closest by price: GlockApps ($0/mo), Mailtrap ($0/mo), Warmbox ($19/mo).
Folderly alternatives compared
| # | Alternative | Entry price | Free | HIPAA | Best for | Source |
|---|---|---|---|---|---|---|
| 1 | GlockApps | $0/mo | Yes | — | inbox placement testing | glockapps.com |
| 2 | Mailtrap | $0/mo | Yes | — | developers | mailtrap.io |
| 3 | Warmbox | $19/mo | No | — | solo senders | warmbox.ai |
| 4 | MailReach | $25/mo | No | — | agencies managing multiple client inboxes | mailreach.co |
| 5 | Warmy | $49/mo | No | — | cold email senders | capterra.com |
| 6 | Allegrow | $99/mo | No | — | GTM teams | allegrow.co |
| 7 | MailMonitor | $1000/mo | No | — | enterprise senders | mailmonitor.com |
Data current through 2026-06-18. Compare any two directly on the Email Deliverability index.