ZeroSSL vs Let's Encrypt

A detailed comparison to help you choose between ZeroSSL and Let's Encrypt.

ZeroSSL

ZeroSSL

Free SSL alternative to Let's Encrypt

Let's Encrypt

Let's Encrypt

Free SSL certificates for everyone

Overview
Rating3.8 (46 reviews)3.9 (254 reviews)
Pricing modelfreemiumfree
Starting priceFree tier availableFree
Best forDevelopers who want a Let's Encrypt alternative for CA diversification or need OV/EV certificatesEvery developer and business that needs SSL — the baseline choice for free automated HTTPS
Tags
Tags
free tierapi access
free tieropen source
Visit ZeroSSL →Visit Let's Encrypt →

ZeroSSL

Pros

  • + Alternative CA to Let's Encrypt — diversification
  • + REST API for certificate management
  • + Paid OV/EV available

Cons

  • - Free tier limited to 3 certificates
  • - Less established than Let's Encrypt
View full ZeroSSLreview →

Let's Encrypt

Pros

  • + Completely free SSL for any domain
  • + Automatic renewal via ACME protocol
  • + Non-profit — trusted by browsers globally

Cons

  • - 90-day certificate validity requires automation
  • - No Extended Validation (EV) certs available
View full Let's Encryptreview →

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