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DetectHiddenFees vs Seaworthy

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

DetectHiddenFees compared with Seaworthy
DetailDetectHiddenFees logo DetectHiddenFeesSeaworthy logo Seaworthy
What it doesAI-powered forensic pricing intelligence to find hidden fees in contracts, invoices, and financial documents Security checks for AI-built apps before launch
StageStartup Not given
Founded2025 Not given
Based inNot given GB
Pricing modelPaid Freemium
Pricing$15 one-time analysis, no subscription required Free: All checks, terminal and JSON output, exit codes for CI. Pro: £99/year or £12/month, includes HTML reports, scan history, comparison features, priority support, 2 machines. Agency: £349/year, includes white-label reports, scan multiple projects in one report, 10 machines.
Key features
  • Hidden fee detection across contracts, invoices, estimates, bills, and financing documents
  • Plain-language risk reports with negotiation leverage points
  • Support for multiple document formats: PDF, image, Word, and text
  • Secure encrypted document processing without AI training use
  • Negotiation support with questions to ask providers
  • Detects leaked secrets including API keys, passwords, and LLM keys in browser code
  • Checks database and storage security including row-level security policies and open Firestore rules
  • Identifies API route and payment vulnerabilities including missing auth checks and unverified webhooks
  • Detects AI and agent security issues including system prompt injection and unsafe model output rendering
  • Scans dependencies for known vulnerabilities using OSV database
  • Runs entirely locally with code never leaving your machine
  • Works offline and integrates with CI pipelines using environment variables
  • Provides fix suggestions and AI-ready prompts for each finding
  • Supports multiple frameworks including Next.js, React, Vue, Svelte and platforms like Supabase, Firebase, Stripe
  • Generates shareable HTML reports and tracks scan history with Pro plan
What makes it different
  • Forensic pricing intelligence that goes beyond keyword scanning to understand how pricing systems function structurally
  • One-time $15 analysis with no subscription or recurring charges
  • Documents are not used for AI training, with secure encrypted processing
  • Results delivered in minutes with plain-language explanations
  • Identifies negotiation leverage points and specific questions to ask providers
  • Designed specifically for security gaps that AI coding tools create
  • Code never leaves your machine, with zero uploads required
  • Low false alarms through context-aware checking of actual code behavior
  • Free tier includes all core checks with no limitations
  • Source-available license with code readable on GitHub
Community votes00
DR (Domain Rating by Ahrefs)2 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)190
Referring domains (Majestic)130

5 details filled in for both companies.

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