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First release with app features
Inspect TLS/SSL certificates: expiry, trust, hostname, fingerprints & more.
Certificate Viewer helps you inspect a server’s TLS/SSL certificate directly from your Android device. Enter a hostname, URL, or IP address and optional port to retrieve a clear certificate report. Quickly understand whether a certificate is valid, trusted by Android, and matched to the requested hostname. The report includes: • Certificate expiration date and days remaining • Subject and issuer details • Subject Alternative Names (SANs) • Hostname-match status • Android trust result and date validity • TLS version and negotiated cipher suite • Public-key and signature algorithms • Certificate-chain length • Server IP address • SHA-256 certificate fingerprint • Serial number Use Certificate Viewer to troubleshoot HTTPS connections, verify certificate deployments, compare certificate details, or share a report with your team.