SSL Certificate Monitor

SSL Certificate Monitor helps you track SSL/TLS certificate health, catch certificate errors, and stay ahead of expiration. Add your public domains, let daily cloud checks monitor their certificates, and receive push notifications before they expire or when repeated checks fail. Designed for developers, webmasters, indie makers, homelab users, and anyone managing websites or online services. CERTIFICATE MONITORING • Daily cloud checks for publicly reachable SSL/TLS certificates • Expiry reminders with customizable notification days • Push notifications for upcoming expiration and repeated check failures • Clear status overview, expiry dates, and days remaining • Detection of expired, self-signed, untrusted, and hostname-mismatched certificates • Support for custom TLS ports DETAILED CERTIFICATE INSPECTION Look beyond the expiration date with certificate information that helps you understand what your server presents. • Visual certificate trust chain with leaf, intermediate, and trust-anchor details when available • Issuer, subject, serial number, and SHA-256 fingerprints • Public-key algorithm, key length, and certificate signature algorithm • Negotiated TLS version and cipher suite • Subject Alternative Names with exact and wildcard matching highlights FASTER SETUP AND MANAGEMENT • Paste multiple domains or URLs for batch import • Preview entries and identify duplicates before importing • Search and filter certificates by status • Group certificates by issuer • Sort by expiry date, risk priority, domain, or last check • Set default reminder days or customize each certificate • Pause and resume automatic monitoring REPORTS, EXPORTS, AND WIDGETS • Certificate Health Report with status summaries and priority issues • Export individual certificate PDF reports • Export certificate status as CSV for spreadsheet use • Export and import monitoring configurations as JSON • Home Screen widgets for certificate health and expiry summaries • Designed for iPhone and iPad FREE FEATURES, FLEXIBLE CAPACITY Get started with 3 free certificate monitoring slots. All app features are available to every user. Need more capacity? Optional one-time purchases permanently add monitoring slots. Different packs can be combined, and purchases can be restored. No account required. No ads. Delete your cloud monitoring data from Settings anytime. PUBLIC ENDPOINTS Cloud checks require publicly reachable SSL/TLS endpoints. Services accessible only through a LAN, VPN, or private network cannot be checked by the cloud service. For broader infrastructure and private-network monitoring, explore OpsHome NOC, with Docker Probe, Synology, Proxmox, VMware, Linux, Docker, incidents, historical data, and Web Console access. SSL Certificate Monitor supports certificate monitoring and troubleshooting. It does not replace your certificate authority, server configuration, or production monitoring platform. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ssl.opshome.run/privacy/