Pricing
MailFlow pricing
As mailflow.sh lists them, read 8 Oct 2026. The maker's own page has the final word.
| Plan | Billed and limits | Price |
|---|---|---|
| Personal & Open Source | Free forever · Non-commercial use · all features · unlimited accounts · community support | Free |
| Business Use | $500 per installation · one-time · Commercial deployments · all features · no AGPL obligations · modify and deploy privately | $500, paid once |
From mailflow.sh.