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CertKit vs CertPost

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

CertKit compared with CertPost
DetailCertKitCertPost
What it doesSSL/TLS Certificate Lifecycle Management from CertKit SSL certificate monitoring that reads the cert your server serves
StageEstablished Established
Founded2012 Not given
Based inNot given GB
Pricing modelNot given freemium
PricingFree Homelab plan for personal non-commercial use. Professional at $99/mo, Business at $399/mo, Enterprise with custom pricing. All paid plans include 90-day free trial, no credit card required. Not given
Key features
  • Certificate discovery from Certificate Transparency logs
  • Automated certificate issuance and renewal
  • Automatic certificate deployment to servers and appliances
  • Real-time certificate monitoring and expiration alerts
  • Managed PKI and private certificate authority
  • Support for any ACME-compatible certificate authority
  • Certificate Transparency log monitoring
  • CertKit Keystore for on-premise key storage
  • Checks the served certificate, not renewal logs
  • Full certificate chain and intermediate expiry validation
  • Hostname and SAN mismatch detection
  • Any TLS port over IPv4 and IPv6
  • Domain registration expiry monitoring
  • Certificate Transparency new-issuance alerts
  • Email and webhook alerts
  • Weekly all-clear digest
What makes it different
  • Centralized certificate management from one account instead of per-server ACME clients
  • One-time CNAME setup with no DNS API credentials required
  • No ACME credentials or open ports needed on servers
  • Handles appliances and devices that cannot run ACME
  • Direct engineering access included with all paid plans
  • Monitors what your server actually serves, not what renewal logs say
  • Validates every link in the certificate chain, including intermediates
  • Four warnings before expiry instead of one
  • Watches from outside your registrar account
  • No agent installation required
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)55 no change since last check11 no change since last check
Trust Flow (Majestic)398
Citation Flow (Majestic)4328
Referring domains (Majestic)31638

4 details filled in for both companies.

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