Letsencrypt alternatives
Vendors whose G2 category profile most closely matches Letsencrypt’s, weighted by where each one’s reviews actually sit.
| Vendor | Rating | Reviews | Growth (QoQ) | Categories | |
|---|---|---|---|---|---|
 Sectigo Scottsdale, Arizona | 4.5 | 198 | +500.0% | 2 | Compare |
 HID Global Austin, TX | 4.4 | 93 | +620.0% | 3 | Compare |
 OpenSSL Newark, US | 4.5 | 26 | — | 1 | Compare |
 IONOS by 1&1 Montabaur, Rheinland-Pfalz | 3.7 | 259 | — | 22 | Compare |
 Cloudflare, Inc. San Francisco, California | 4.5 | 932 | +1718.2% | 32 | Compare |
 SecureW2 Seattle, US | 4.7 | 99 | -25.0% | 5 | Compare |
 SSL.com Houston, TX | 4.3 | 42 | +0.0% | 3 | Compare |
 DigiCert Lehi, UT | 4.3 | 85 | — | 6 | Compare |
| 2.7 | 29 | — | 6 | Compare | |
 GMO Internet Group Shibuya-ku, Tokyo | 3.6 | 12 | — | 2 | Compare |
