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CertAvert vs Proteside

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

CertAvert compared with Proteside
DetailCertAvert logo CertAvertProteside logo Proteside
What it doesFree SSL/TLS certificate monitoring with email alerts Cybersecurity for payment page integrity, blocking tampering before confirmation across all payment methods
StageNot given Not given
FoundedNot given Not given
Based inUS BR
Pricing modelFreemium Freemium
PricingFree plan: 3 domains, no card needed. Starter: $50/year for 10 domains. Plus: $100/year for 20 domains. Pro: $150/year for 50 domains. Not given
Key features
  • Certificate expiry notifications at 30 days, 14 days, 7 days, and on expiry
  • Broken chain detection with fix guidance
  • TLS version and cipher checking
  • Domain DNS and registration monitoring
  • Certificate change history and alerts
  • Certificate report for audits
  • Certificate transparency log monitoring
  • No server access or installation required
  • Protection for 50+ payment methods including Pix, cards, boleto, crypto and international instant payments
  • Works on any e-commerce platform, custom checkout or payment provider without integration changes
  • Browser-based detection with no server access required
  • Detects false forms and card data copying attempts
  • Copy-paste verification for payment data integrity
What makes it different
  • Detects auto-renewal failures before visitors see them
  • Explains broken chains and TLS issues with fix guidance
  • Independent operation with no investors
  • Only solution verifying payment display integrity on the payer's screen before confirmation
  • Automatic PCI DSS compliance evidence as byproduct of protection, not separate tool
  • Covers 50+ payment methods globally with single installation
  • No infrastructure changes required, works above existing gateways and platforms
  • Complements anti-fraud with payment integrity layer distinct from buyer risk assessment
Community votes00
DR (Domain Rating by Ahrefs)3 +1 (up) since last check18 −2 (down) since last check
Trust Flow (Majestic)10
Citation Flow (Majestic)240
Referring domains (Majestic)140

5 details filled in for both companies.

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