LeakCheck vs ctlogs.dev

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

LeakCheck compared with ctlogs.dev
Detail	LeakCheck	ctlogs.dev
What it does	Free scanner to find leaked keys, open tables and exposed files in your live app and code	Search billions of TLS certificates from all public Certificate Transparency logs by domain, wildcard, organization, serial number or SHA-256 fingerprint
Stage	Not given	Not given
Founded	Not given	Not given
Based in	CA	FR
Pricing model	Freemium	Not given
Pricing	LeakCheck Free: US$0. LeakCheck Pro: $15 USD a month, or $12 USD a month billed yearly ($144 a year). Cancel any time.	Not given
Key features	Live app security scanning by URL Public GitHub repository code scanning API key and token detection CVE vulnerability scanning Email spoofing protection checks Alerts via email, Slack or Discord Markdown reports and README badges Monitor up to 5 apps continuously Scan history and score tracking	Search by domain, wildcard, organization, serial number, SHA-256 fingerprint and public key (SPKI) Index of 28.5 billion certificates across 88 active and 111 archived CT logs 6.5 billion distinct hostnames with first-seen and last-seen dates, certificates back to 2013 Fast API: domain lookup 25-30 ms, subdomains 45-50 ms Subdomain finder with certificate counts and first/last seen dates BIMI brand logos from verified mark certificate logs CAA record checker showing records as CAs see them and CAs that issued for a domain Free JSON API with cursor pagination and anonymous use Machine-readable documentation at llms.txt for AI agents Continuous ingestion of all public CT logs with live coverage metrics
What makes it different	Designed specifically for AI-built apps Free tier allows unlimited preview scans Never requests code or secrets Read-only scanning with no data modification	Searches all public Certificate Transparency logs continuously ingested into a single index Reveals subdomains hidden from DNS enumeration and web crawls through certificate search
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	5 +1 (up) since last check	38 no change since last check
Trust Flow (Majestic)	0	18
Citation Flow (Majestic)	19	29
Referring domains (Majestic)	2	76

4 details filled in for both companies.

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