Let's Encrypt
Let’s Encrypt is a free, automated, and open certificate authority (CA), run for the public’s benefit.
Market Share of Let's Encrypt
Current Customer(s)
672
Market Share (Est.)
0.42%
Ranking
#12
Top Competitors and Alternatives of Let's Encrypt
The top three of Let's Encrypt’s competitors in the SSL Certificate category are Gandi SSL with 60.65%, Openprovider with 14.75%, SSL.com with 5.11% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Gandi SSL | 98112 | 60.65% | Let's Encrypt vs Gandi SSL |
| Openprovider | 23863 | 14.75% | Let's Encrypt vs Openprovider |
| SSL.com | 8265 | 5.11% | Let's Encrypt vs SSL.com |
| DigiCert SSL | 5790 | 3.58% | Let's Encrypt vs DigiCert SSL |
| TRUSTe | 4981 | 3.08% | Let's Encrypt vs TRUSTe |
| GeoTrust SSL | 4794 | 2.96% | Let's Encrypt vs GeoTrust SSL |
| Positive SSL | 4744 | 2.93% | Let's Encrypt vs Positive SSL |
| OnlyDomains | 3918 | 2.42% | Let's Encrypt vs OnlyDomains |
| TrustLogo | 2769 | 1.71% | Let's Encrypt vs TrustLogo |
| Symantec SSL | 1264 | 0.78% | Let's Encrypt vs Symantec SSL |
| Thawte SSL | 1228 | 0.76% | Let's Encrypt vs Thawte SSL |
| Venafi | 318 | 0.20% | Let's Encrypt vs Venafi |
| GoDaddy SSL | 242 | 0.15% | Let's Encrypt vs GoDaddy SSL |
| StartSSL | 205 | 0.13% | Let's Encrypt vs StartSSL |
| Comodo SSL | 204 | 0.13% | Let's Encrypt vs Comodo SSL |
| Network Solutions SSL Wildcard | 124 | 0.08% | Let's Encrypt vs Network Solutions SSL Wildcard |
| Akamai SSL | 109 | 0.07% | Let's Encrypt vs Akamai SSL |
| GratisDNS | 39 | 0.02% | Let's Encrypt vs GratisDNS |
| WoSign | 26 | 0.02% | Let's Encrypt vs WoSign |
| ExpeditedSSL | 20 | 0.01% | Let's Encrypt vs ExpeditedSSL |
Popular Comparisons
Top Competitors and Alternatives of Let's Encrypt
The top three of Let's Encrypt’s competitors in the SSL Certificate category are Gandi SSL with 60.65%, Openprovider with 14.75%, SSL.com with 5.11% market share.
Let's Encrypt vs Gandi SSL
Let's Encrypt vs Openprovider
Let's Encrypt vs SSL.com
Let's Encrypt vs DigiCert SSL
Let's Encrypt vs TRUSTe
Let's Encrypt vs GeoTrust SSL
Let's Encrypt vs Positive SSL
Let's Encrypt vs OnlyDomains
Customers of Let's Encrypt
Around the world in 2025, over 672 companies have started using Let's Encrypt as SSL Certificate tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| IIJ | 1,000 - 4,999 | Tokyo | Tokyo | Japan |     |
| DigitalOcean | 1,000 - 4,999 | New York City | New York | United States | |
| Cloudflare | 1,000 - 4,999 | San Francisco | California | United States | |
| VSHN AG | 500 - 999 | Zurich | Zurich | Switzerland | |
| Cardin Nguyen | 500 - 999 | Olympia | Washington | United States | |
| IMPRESOS LITOPOLIS, S.A. DE C.V. | 500 - 999 | Mexico City | Mexico City | Mexico | |
| DeciusAc | 500 - 999 | Phoenix | Arizona | United States | |
| Plesk | 500 - 999 | Schaffhausen | Schaffhausen | Switzerland | |
| Aiso | 500 - 999 | Taipei | Taiwan | Taiwan | |
| Scaleway | 500 - 999 | Paris | Ile-de-France | France | |
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Let's Encrypt Customers by Products and Services
The top three products and services offering customers that use Let's Encrypt for SSL Certificate are Devops (22), Software Development (21), Machine Learning (16).
Customers
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Let's Encrypt Customers by Employee Size
The majority of Let's Encrypt's customers for the ssl-certificate category fall in the company size of 0 - 9 employees (194 companies), 20 - 49 employees (145 companies), 100 - 249 employees (74 companies).
Employee Size
Let's Encrypt Customers by Geography
The top three geographies of Let's Encrypt for ssl-certificate are the United States with 246(49.00%), Germany with 54(10.76%), United Kingdom with 50(9.96%) customers respectively.
Customers
Employees of Let's Encrypt
Also see other Products/Services by Let's Encrypt in:
FAQ
Find answers to the most often asked questions by users.
Who are the top Let's Encrypt competitors?
Let's Encrypt’s Top competitors in the ssl-certificate category are Gandi SSL, Openprovider, SSL.com. You can view a full list of Let's Encrypt competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Let's Encrypt and 40,000 other technologies on the internet. You can also compare Let's Encrypt and its feature with top competitors here : Let's Encrypt vs Gandi SSL Let's Encrypt vs Openprovider Let's Encrypt vs SSL.com.
What is Let's Encrypt customer distribution based on company size?
What is Let's Encrypt market share in the ssl-certificate?
What are the top countries that use Let's Encrypt?
What are the top industries that use Let's Encrypt?
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