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ZapYap 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.

ZapYap compared with ctlogs.dev
DetailZapYap logo ZapYapctlogs.dev logo ctlogs.dev
What it doesAI-powered password manager and secure chat combined Search billions of TLS certificates from all public Certificate Transparency logs by domain, wildcard, organization, serial number or SHA-256 fingerprint
StageNot given Not given
FoundedNot given Not given
Based inNot given FR
Pricing modelFreemium Not given
PricingFree tier: unlimited devices, AI chat, passwords, todolist, TOTP. Premium: pay only for storage and AI. Family Plan coming soon. Not given
Key features
  • AI chat with natural language processing
  • Zero-knowledge encryption with Argon2 and DEK Architecture
  • Unlimited device sync on all plans
  • Password generator
  • Todolist with color tagging and reminders
  • Save and organize web articles
  • Multi-language support with real-time translation
  • IP address verification for new logins
  • Device ID verification and mobile notifications
  • 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
  • Free tier includes AI chat and unlimited devices
  • Built-in AI chat integrated with password manager
  • End-to-end encryption with on-device local encryption
  • Available across all major platforms and browsers
  • Full vault access offline on all plans
  • 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 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)3 −5 (down) since last check38 no change since last check
Trust Flow (Majestic)918
Citation Flow (Majestic)2029
Referring domains (Majestic)3276

3 details filled in for both companies.

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