What are the key differences between AWS Certificate Manager and AWS Key Management Service (KMS)?

Compare AWS Certificate Manager and AWS Key Management Service (KMS) side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are AWS Certificate Manager and AWS Key Management Service (KMS) scored?

AWS Certificate Manager has an AI score of 9.0/10 and AWS Key Management Service (KMS) has an AI score of 8.1/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

AWS Certificate Manager vs AWS Key Management Service (KMS) 2026 — Compared

AWS Certificate Manager

AWS Key Management Service (KMS)

WINNER AWS Certificate Manager

AWS Certificate Manager edges ahead with a score of 9.0/10 compared to 8.1/10 for AWS Key Management Service (KMS). Whil...

emoji_events WINNER

AWS Certificate Manager

9.0 Excellent

SSL Certificate Get AWS Certificate Manager open_in_new

AWS Key Management Service (KMS)

8.1 Very Good

Cloud Storage Security Get AWS Key Management Service (KMS) open_in_new

AWS Certificate Manager Pricing not available

payments

AWS Key Management Service (KMS) From Free with usage limits Free plan available

psychology AI Verdict

AWS Certificate Manager edges ahead with a score of 9.0/10 compared to 8.1/10 for AWS Key Management Service (KMS). While both are highly rated in their respective fields, AWS Certificate Manager demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: AWS Certificate Manager

verified Confidence: Low

Ready to decide? Get AWS Certificate Manager arrow_forward

description Overview

AWS Certificate Manager

Free SSL/TLS certificates for use with AWS services like CloudFront and ELB. Seamless integration and automatic renewal.

AWS Key Management Service (KMS)

AWS KMS is a managed service that helps customers create and control encryption keys. It integrates with other AWS services to provide secure key management for data at rest and in transit. Suitable for enterprises needing robust, scalable encryption solutions.