Opposable vs Stacktrace

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

Opposable compared with Stacktrace
Detail	Opposable	Stacktrace
What it does	Computer use for phones	Real-time steering and guardrails for AI agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	EE	Not given
Pricing model	Freemium	Freemium
Pricing	Free: $0, includes phone app, MCP server, REST API, common tasks with no model, scheduled tasks, iPhone through Mac (beta). Pro: $5/month founding offer ($8/month regular, $79/year), includes remote access, Claude and ChatGPT apps, cron jobs, recipe sync across up to 3 phones. Power: $29/month, ever	Team: Free per organization, unlimited users, 200 session-hours per month. Enterprise and Gateway: Custom pricing, billed annually.
Key features	See and control any app without API On-device model runs locally on phone 40 built-in tasks with no model Screen model 1.4 GB for app interactions Works with Claude, ChatGPT and other models Remote access through relay Scheduled tasks and webhooks iPhone support via Mac app Payment approval requires user tap Recipes learned and replayed locally	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	Runs on-device so screen never leaves the phone NPU acceleration on recent Snapdragon phones No app installation needed on iPhone Works with any model via standard MCP Cloud phones with founding cohort pricing lock-in	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)	12 +2 (up) since last check	3 +2 (up) since last check
Trust Flow (Majestic)	10	13
Citation Flow (Majestic)	33	25
Referring domains (Majestic)	76	23

5 details filled in for both companies.

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