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Foo Guard vs Mobster

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

Foo Guard compared with Mobster
DetailFoo Guard logo Foo GuardMobster logo Mobster
What it doesSecurity scanner for AI agent configurations and MCP tool definitions Test and automate apps on real iPhones from your Mac
StageNot given Startup
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Freemium
PricingFree: $0, no account needed. Pro: $19/mo or $190/yr. Team: $57/mo (3-user minimum) or $570/yr, then $19/mo per additional user. $12 per month, $99 per year, or $149 once (lifetime). All plans include unlimited iPhones. 7 days free trial with no card required.
Key features
  • Browser-based scanning for agent configurations
  • CLI for local scans and CI enforcement
  • 30+ security checks and secret detection
  • OWASP and SOC 2 rule packs
  • Gateway runtime enforcement for MCP requests
  • GitHub App integration with pull request checks
  • Optional AI-powered remediation guidance
  • Policy-as-code via .fooguard.yml
  • Run checks on real iPhones and simulators
  • Save and replay test steps
  • Manage multiple social media profiles
  • Approve messages and posts before sending
  • Schedule workflows and run on a schedule
  • Read inbox and summarize tasks
  • Watch and transcribe screen content
What makes it different
  • Deterministic security rules rather than AI-based scoring
  • Pre-deployment configuration analysis without agent execution
  • Runtime enforcement via Gateway for supported MCP tool calls
  • Audit logging and SIEM streaming for compliance
  • Works across browser, CLI, GitHub, and API
  • Runs on your real iPhone, not a simulator or cloud service
  • Open-source engine under MIT license
  • No approval needed for setup and setup without Terminal
  • One price for unlimited iPhones
  • Works with Claude Code, ChatGPT and other AI agents
Community votes00
DR (Domain Rating by Ahrefs)13 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)218
Referring domains (Majestic)185

5 details filled in for both companies.

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