DigiCert vs Let's Encrypt:Which is searched more?
In August 2026, Let's Encrypt had more branded searches than DigiCert among SSL certificate providers worldwide. Let's Encrypt was estimated to have 62.7K branded searches compared to DigiCert’s 40.5K, and held a 3.7% Share of Search versus DigiCert’s 2.4%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, DigiCert or Let's Encrypt?
Compare the providers that issue security certificates. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of Search by month for Let's Encrypt, DigiCert. The figures are in the table below the chart.
View monthly share of search table
| Month | Let's Encrypt | DigiCert |
|---|---|---|
| Oct 2025 | 7.4% | 4.1% |
| Nov 2025 | 7.5% | 4.2% |
| Dec 2025 | 7.5% | 3.4% |
| Jan 2026 | 7.3% | 3.4% |
| Feb 2026 | 6.4% | 3.4% |
| Mar 2026 | 5.9% | 3.4% |
| Apr 2026 | 5.1% | 2.9% |
| May 2026 | 6% | 3.4% |
| Jun 2026 | 6.9% | 2.8% |
| Jul 2026 | 4.9% | 2.8% |
| Aug 2026 | 3.7% | 2.4% |
| Sep 2026 | — | — |
How has the DigiCert and Let's Encrypt comparison changed over the last 12 months?
3 findings
- Let's Encrypt was ahead of DigiCert in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, DigiCert’s estimated Share of Search among SSL certificate providers worldwide moved from 4.1% to 2.4%, and its estimated monthly branded searches moved from 49.5K to 40.5K.
- Across the 11 months ending August 2026, Let's Encrypt’s estimated Share of Search among SSL certificate providers worldwide moved from 7.4% to 3.7%, and its estimated monthly branded searches moved from 88.8K to 62.7K.
How did search popularity change for SSL certificate providers worldwide in August 2026?
2 changes
In August 2026, Let's Encrypt lost estimated Share of Search among SSL certificate providers worldwide, from 4.9% to 3.7%.
Estimated monthly branded searches for DigiCert worldwide fell 18.2% over 11 measured months, from 49.5K to 40.5K in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using DigiCert’s and Let's Encrypt’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
DigiCert
1 branded search term
- digicert
Let's Encrypt
2 branded search terms
- lets encrypt
- letsencrypt
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.