Link copied to clipboard # Letsencrypt vs ZeroSSL Comparison - What are their main differences? Share [ Export ](/compare/letsencrypt/zerossl/export.csv) LetsencryptZeroSSL[+ Add Product](#) Reviews **Letsencrypt** [ 4.8/5(22) ](https://www.g2.com/products/letsencrypt/reviews#reviews) **ZeroSSL** [ 4.4/5(83) ](https://www.g2.com/products/zerossl/reviews#reviews) Pricing **Letsencrypt** No pricing available **ZeroSSL** Free Trial **Starting at $9.99** Per Month · Basic **Pricing Insights** from reviews Time to Implement **Letsencrypt** Not enough reviews yet **ZeroSSL** 1 month Based on 18 responses Return on Investment **Letsencrypt** Not enough reviews yet **ZeroSSL** 7 months Based on 18 responses Perceived Cost **Letsencrypt** $$$$$ **ZeroSSL** $$$$$ Average Discount **Letsencrypt** Not enough reviews yet **ZeroSSL** 16% Pros & Cons **Letsencrypt** Not enough data **ZeroSSL** Not enough data Integrations **Letsencrypt** [ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_17665d7286dded41f4194510372dd0d2/plesk.jpg "Product Avatar Image") Plesk ](https://www.g2.com/products/plesk/reviews)[ View all ](https://www.g2.com/products/letsencrypt/integrations) **ZeroSSL** [ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_57d0b020db18e03edb17942f8c1b41cd/5centscdn.png "Product Avatar Image") 5centsCDN ](https://www.g2.com/products/5centscdn/reviews)[ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_dc7900ca8b7b1ffa938cf62c40bfe2bf/apache-http-server-project.png "Product Avatar Image") Apache HTTP Server Project ](https://www.g2.com/products/apache-http-server-project/reviews)[ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_13802c47492195facd248aaee8961186/altisales-caddy.png "Product Avatar Image") Caddy ](https://www.g2.com/products/altisales-caddy/reviews)[ ![Product Avatar Image](https://images.g2crowd.com/uploads/vendor/image/2019226/large_detail_0a4d456239d5f414cff3b1d0812601e4.png "Product Avatar Image") Caddyio ](https://www.g2.com/products/caddyio/reviews)[ View all ](https://www.g2.com/products/zerossl/integrations) Screenshots **Letsencrypt** No screenshot available **ZeroSSL** ![ZeroSSL screenshot](https://images.g2crowd.com/cdn-cgi/image/width=600,height=600,fit=scale-down,format=auto,onerror=redirect,/https://images.g2crowd.com/uploads/attachment/file/189042/1500x500.jfif) Ratings Meets Requirements **Letsencrypt** 9.7 9.720 **ZeroSSL** 8.6 8.654 Ease of Use **Letsencrypt** 9.6 9.620 **ZeroSSL** 8.8 8.855 Ease of Setup **Letsencrypt** 9.6 9.612 **ZeroSSL** 9.2 9.248 Ease of Admin **Letsencrypt** 9.7 9.710 **ZeroSSL** 8.8 8.833 Quality of Support **Letsencrypt** 9.9 9.913 **ZeroSSL** 8.4 8.444 Has the product been a good partner in doing business? **Letsencrypt** 10.0 10.09 **ZeroSSL** 9.2 9.229 Product Direction (% positive) **Letsencrypt** 10.0 10.020 **ZeroSSL** 8.5 8.547 Features SSL & TLS Certificate Tools[Hide 13 FeaturesShow 13 Features](javascript:void(0);) Not enough data 9.0 35 Administration Notifications Not enough data 9.1(won by default) 15 Warranty Not enough data 8.1(won by default) 6 Free Reissues Not enough data 8.9(won by default) 18 Server License Not enough data Feature Not Available Functionality Multi-Domain Support Not enough data 9.4(won by default) 17 Browser Support Not enough data 9.0(won by default) 14 Site Seal Not enough data Feature Not Available AI Features Not enough data Feature Not Available Security Domain Validated SSL Not enough data 9.2(won by default) 19 Issuance Speed Not enough data 9.2(won by default) 24 Encryption Strength Not enough data 9.4(won by default) 11 Extended Validation SSL Not enough data Feature Not Available Organization Validated SSL Not enough data Feature Not Available Certificate Lifecycle Management (CLM)[Hide 9 FeaturesShow 9 Features](javascript:void(0);) Not enough data 8.7 23 Functionality Expiration Monitoring Not enough data 9.2(won by default) 15 Automated Certificate Operations Not enough data 8.4(won by default) 18 Protocol Support Not enough data 8.4(won by default) 15 Audit And Enforcement Not enough data 9.0(won by default) 7 Key Storage Not enough data 8.5(won by default) 11 Certificate Discovery Not enough data Feature Not Available Policy And Role-Based Access Controls Not enough data Feature Not Available Workflow Not enough data Feature Not Available Reporting And Search Not enough data Feature Not Available User Insights Reviewers' Company Size [![Letsencrypt](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_8b32a2ca8d2da8fa032d81c60a813993/letsencrypt.jpg "Letsencrypt")](https://www.g2.com/products/letsencrypt/reviews) Letsencrypt Small-Business(50 or fewer emp.) 81.8% Mid-Market(51-1000 emp.) 18.2% Enterprise(\> 1000 emp.) 0% [![ZeroSSL](https://images.g2crowd.com/uploads/product/hd_favicon/d36d367ddb4d38b30c847120efdd2c22/zerossl.svg "ZeroSSL")](https://www.g2.com/products/zerossl/reviews) ZeroSSL Small-Business(50 or fewer emp.) 75.6% Mid-Market(51-1000 emp.) 19.5% Enterprise(\> 1000 emp.) 4.9% Small-Business (50 or fewer emp.) 81.8% 75.6% Mid-Market (51-1000 emp.) 18.2% 19.5% Enterprise (\> 1000 emp.) 0% 4.9% Reviewers' Industry [![Letsencrypt](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_8b32a2ca8d2da8fa032d81c60a813993/letsencrypt.jpg "Letsencrypt")](https://www.g2.com/products/letsencrypt/reviews) Letsencrypt Marketing and Advertising 18.2% Computer & Network Security 9.1% Entertainment 9.1% Broadcast Media 4.5% Commercial Real Estate 4.5% Other 54.5% [![ZeroSSL](https://images.g2crowd.com/uploads/product/hd_favicon/d36d367ddb4d38b30c847120efdd2c22/zerossl.svg "ZeroSSL")](https://www.g2.com/products/zerossl/reviews) ZeroSSL Marketing and Advertising 12.7% Computer Software 12.7% Information Technology and Services 9.9% Internet 7.0% Computer & Network Security 7.0% Other 50.7% FAQs ## Letsencrypt vs ZeroSSL FAQs Generated using AI Last updated: August 15, 2026 ### What is the difference between Letsencrypt vs ZeroSSL? Letsencrypt stands out for its higher reviewer satisfaction scores and fully free offering, while ZeroSSL is praised for its user-friendly dashboard and broader certificate options. | [Letsencrypt](https://www.g2.com/products/letsencrypt/reviews) | [ZeroSSL](https://www.g2.com/products/zerossl/reviews) | | --- | --- | | 4.8/5 (21 reviews) | 4.4/5 (74 reviews) | | Small-Business | Small-Business | | 9.4 | 9.3 | | 9.7 | 8.4 | | Free, open source, easy to implement, widely supported | User-friendly dashboard, ACME automation, wildcard certificate support | ### How do the pricing models of Letsencrypt and ZeroSSL compare? Letsencrypt is considered the stronger value due to its higher satisfaction on price and cost-related dimensions. - **Letsencrypt:** Reviewers consistently highlight that Letsencrypt is completely free, with no hidden costs, making it highly attractive for cost-conscious users. - **ZeroSSL:** Recent reviews note that ZeroSSL offers a free tier but introduces limits and paid upgrades, with some users switching from paid SSL providers to ZeroSSL for initial cost savings, though some express concern about the free tier's restrictions and renewal limits. - **Switching reasons:** Several reviewers mention switching to ZeroSSL from paid providers for its free tier and user-friendly interface, but some return to Letsencrypt or other options due to ZeroSSL's free certificate renewal limits. ### What are the best alternatives to Letsencrypt and ZeroSSL? The top 3 alternatives to Letsencrypt and ZeroSSL are Cloudflare Application Security and Performance, DigiCert ONE, and AWS Certificate Manager. | Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength | | --- | --- | --- | --- | --- | | [Letsencrypt](https://www.g2.com/products/letsencrypt/reviews) | 4.8/5 (21 reviews) | Small-Business | Completely free | Free, open source, easy to implement, widely supported | | [ZeroSSL](https://www.g2.com/products/zerossl/reviews) | 4.4/5 (74 reviews) | Small-Business | Free tier with paid upgrades | User-friendly dashboard, ACME automation, wildcard certificate support | | [Cloudflare Application Security and Performance](https://www.g2.com/products/cloudflare-application-security-and-performance/reviews) | 4.5/5 (714 reviews) | Small-Business | — | Comprehensive security and performance features | | [DigiCert ONE](https://www.g2.com/products/digicert-one/reviews) | 4.3/5 (78 reviews) | — | — | Enterprise-grade certificate management | | [AWS Certificate Manager](https://www.g2.com/products/aws-certificate-manager/reviews) | 4.5/5 (58 reviews) | Mid-Market | — | Integration with AWS ecosystem | ### Which SSL & TLS Certificate Tools features should I prioritize when comparing Letsencrypt and ZeroSSL? Buyers should prioritize ease of setup, certificate automation, renewal management, dashboard usability, and support quality when comparing Letsencrypt and ZeroSSL. - **Ease of Setup:** Letsencrypt scores 9.4, ZeroSSL scores 9.3, both highly rated for straightforward implementation. - **Certificate Automation:** Both products support ACME protocol for automated issuance and renewal, with reviewers noting ZeroSSL's ACME automation as a differentiator for managing multiple certificates. - **Renewal Management:** Letsencrypt requires renewal every 90 days but offers automation; ZeroSSL also offers 90-day certificates with automation, but some reviewers cite limits on free renewals. - **Dashboard Usability:** ZeroSSL is frequently praised for its intuitive, user-friendly dashboard, while Letsencrypt is often integrated directly into hosting panels. - **Support Quality:** Letsencrypt scores 9.7, ZeroSSL scores 8.4, indicating higher reviewer satisfaction with Letsencrypt's support. ### What are the pros and cons of Letsencrypt vs ZeroSSL? Letsencrypt's headline strength is its completely free, open source model, while ZeroSSL is praised for its user-friendly dashboard and flexible certificate options. - **Letsencrypt strengths:** Free and open source, easy to implement, widely supported by hosting providers, high satisfaction with support and setup. - **Letsencrypt trade-offs:** Only issues Domain Validation (DV) certificates, requires renewal every 90 days, lacks Organization Validation (OV) and Extended Validation (EV) options, some manual setup for non-integrated hosts. - **ZeroSSL strengths:** User-friendly dashboard, ACME automation, supports wildcard certificates, flexible for both manual and automated setups, praised for ease of use and fast certificate issuance. - **ZeroSSL trade-offs:** Free tier has limits on the number of certificates and renewals, some advanced features require paid plans, support satisfaction is lower than Letsencrypt, and some reviewers note confusion around renewal policies. ### Is Letsencrypt or ZeroSSL better for small businesses? Letsencrypt is the better fit for small businesses, with higher satisfaction among small-business reviewers and a fully free offering. - **Letsencrypt:** Largest segment is Small-Business; reviewers consistently highlight the value of free SSL certificates, ease of use, and broad hosting panel integration. - **ZeroSSL:** Largest segment is Small-Business; reviewers appreciate the user-friendly dashboard and free tier, but note limitations on free renewals and certificate counts for growing small businesses. ### Which SSL & TLS Certificate Tools platform has better integrations? Letsencrypt and ZeroSSL are at parity for integrations, with reviewers citing broad compatibility and automation support for both. - **Letsencrypt:** Reviewers mention integration with hosting panels and automation tools, especially via cPanel and Certbot, with frequent praise for ease of integration. - **ZeroSSL:** Reviewers highlight REST API integration, ACME protocol support, and compatibility with automation tools and dashboards, with positive sentiment for developer-friendly integrations. ### How do Letsencrypt and ZeroSSL compare on customer support? Letsencrypt has a materially higher Quality of Support score than ZeroSSL, with a 1.3-point advantage (9.7 vs 8.4). - **Letsencrypt:** Reviewers consistently praise responsive and helpful support, with high satisfaction scores and positive experiences across multiple reviews. - **ZeroSSL:** Reviewers note generally positive support experiences, but some mention slower response times and less comprehensive assistance, especially on the free tier. ### Which is easier to implement, Letsencrypt or ZeroSSL? Letsencrypt and ZeroSSL score within a tenth of a point on Ease of Setup (9.4 vs 9.3), indicating near parity in implementation simplicity. - **Letsencrypt:** Reviewers describe setup as fast, straightforward, and often one-click via hosting panels, with automation available for renewals. - **ZeroSSL:** Reviewers highlight an intuitive dashboard and easy onboarding, with some noting that the initial setup is especially beginner-friendly, though a few mention minor confusion for first-time users. ### Which product has better Workflow? Letsencrypt and ZeroSSL are both highly rated for Workflow, with reviewers citing automation and ease of certificate management as key strengths. - **Letsencrypt:** Workflow is frequently praised for automation, ease of use, and integration with hosting panels; Meets Requirements score is 9.7. - **ZeroSSL:** Reviewers highlight the intuitive dashboard, ACME automation, and streamlined certificate management; Meets Requirements score is 8.8. Alternatives **Letsencrypt Alternatives** ![DigiCert ONE](https://images.g2crowd.com/uploads/product/hd_favicon/fe699a97b1c2a547a3a4b847a7ac2fba/digicert-one.svg "DigiCert ONE") [ DigiCert ONE ](/products/digicert-one/reviews) ![AWS Certificate Manager](https://images.g2crowd.com/uploads/product/hd_favicon/1528476504/aws-certificate-manager.svg "AWS Certificate Manager") [ AWS Certificate Manager ](/products/aws-certificate-manager/reviews) ![OpenSSL](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_bfdd017fc8502e868a4a7646cfc63126/openssl.png "OpenSSL") [ OpenSSL ](/products/openssl/reviews) ![Sectigo Certificate Manager](https://images.g2crowd.com/uploads/product/hd_favicon/3117133e20065aa73444e02cb958fae0/sectigo-certificate-manager.svg "Sectigo Certificate Manager") [ Sectigo Certificate Manager ](/products/sectigo-certificate-manager/reviews) **ZeroSSL Alternatives** ![Sectigo Certificate Manager](https://images.g2crowd.com/uploads/product/hd_favicon/3117133e20065aa73444e02cb958fae0/sectigo-certificate-manager.svg "Sectigo Certificate Manager") [ Sectigo Certificate Manager ](/products/sectigo-certificate-manager/reviews) ![Cloudflare Application Security and Performance](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_b2231a414cb9f3f7c194f65af32b723e/cloudflare-application-security-and-performance.png "Cloudflare Application Security and Performance") [ Cloudflare Application... ](/products/cloudflare-application-security-and-performance/reviews) ![DigiCert ONE](https://images.g2crowd.com/uploads/product/hd_favicon/fe699a97b1c2a547a3a4b847a7ac2fba/digicert-one.svg "DigiCert ONE") [ DigiCert ONE ](/products/digicert-one/reviews) ![IONOS 1&1 Domains and hosting](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_a7169adcbe5136e6d3f2d2d4e0dff2b1/ionos-1-1-domains-and-hosting.jpeg "IONOS 1&1 Domains and hosting") [ IONOS 1&1 Domains and hosting ](/products/ionos-1-1-domains-and-hosting/reviews)