Features
Everything you need to test simulators faster
CosmoKit is the native macOS companion for iOS developers: control, capture and inspect any simulator without touching the terminal.
Let your AI agent see and drive the Simulator
Let Claude Code and Cursor drive the Simulator from an agent loop.
Inspect and mock every request, no SDK
Inspect HTTPS traffic, mock API responses, and throttle conditions without modifying your app.
One panel for every simulator switch
Control, boot, diagnose, and clean all your simulators in one unified panel.
Set the app's world before it launches
Override appearance, status bar, Face ID, permissions, and live UserDefaults before launch.
Capture, record, and generate store screenshots
High-resolution simulator captures, MP4/GIF video recording, and App Store screenshot generation.
Push notifications and deep links in one click
Send push payloads and test URL schemes directly in the simulator without a backend.
Simulate location, routes, and scenarios
Simulate GPS coordinates, movement routes, and geofencing scenarios directly on the simulator.
cosmokit CLI
Drive the iOS Simulator from your terminal, scripts, and CI jobs.
Ready to test faster?
CosmoKit is a native macOS app. Free to start, no signup.