Let's Encrypt Pricing in 2026
2 plans, and a free plan.
Let's Encrypt certificates
Free
Billed Free
Domain Validation certificates · default 90-day validity · automatic renewal through ACME clients
Short-lived certificates
Free
Billed Free
Six-day validity · renewal recommended every three days
Free plan Read from Let's Encrypt's pricing page on 15 Oct 2026.
What the alternatives cost
| Product | Free | Paid from |
|---|---|---|
| EJBCA | Free plan | $62,065 |
| Certify The Web | Free plan | $4.99 |
| ManageEngine Key Manager Plus | Free plan | $59 |
| lego | Free plan | — |
| acme.sh | Free plan | — |
| KeyTalk CKMS | Free trial | $5 |