MarStack vs Stacktrace

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

MarStack compared with Stacktrace
Detail	MarStack	Stacktrace
What it does	Analytics expert and auditor inside Claude that checks GA4, Google Tag Manager, consent, Meta and Google Ads with 167 expert rules and answers business questions across your marketing data.	Real-time steering and guardrails for AI agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Freemium
Pricing	Free: 100 credits (no card required). Starter: $19/month for 1,000 credits. Pro: $49/month for 5,000 credits. Agency: $149/month for 30,000 credits. Individual tool calls cost 1-10 credits depending on complexity.	Team: Free per organization, unlimited users, 200 session-hours per month. Enterprise and Gateway: Custom pricing, billed annually.
Key features	GA4 property audits with 89 expert checks Real-browser page tracking inspection and validation Live conversion testing with form submission Business intelligence across GA4, Meta, Search Console and CRM Branded report generation in Excel, Word, PDF and PowerPoint Integration with Claude, Cursor and VS Code via MCP	Reads every tool call agents make and blocks unsafe ones before they run Catches stalled and runaway sessions while they run Steers agents back when they go past what was asked Tracks every session's tokens against usual usage Stops credential and data leaks before they leave the machine Inventories all agents, MCP servers and skills in use Blocks dangerous calls before they run in agent hooks and at the gateway Sends every finding to Slack, webhook or SIEM Verifies each agent's identity before access Keeps audit-grade masked records of every action and decision
What makes it different	Real-browser proof of tracking, not config checks alone	Works with Claude Code, Codex, Cursor, Devin and more Runs on your machines, gateways and in the cloud Active steering corrects or stops drifting runs One policy applied across all MCP servers, plugins and skills Continuously monitors components for known vulnerabilities
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	3 +2 (up) since last check
Trust Flow (Majestic)	0	13
Citation Flow (Majestic)	8	25
Referring domains (Majestic)	4	23

4 details filled in for both companies.

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