CosmoKitCosmoKit Get CosmoKit

See and shape your simulator's traffic

Network proxy & inspection

Route your simulator through CosmoKit's built-in proxy to inspect HTTPS requests, debug API calls and test how your app behaves on flaky networks.

Get CosmoKitAll features

Requires macOS 14+, Xcode and the iOS Simulator.

Network Proxy is part of CosmoKit Pro (free trial included).

  • Inspect HTTPS requests and responses
  • Debug API integrations fast
  • Test offline and slow-network behaviour
  • One-click proxy setup

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Run every iOS Simulator without the terminal

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Deep links

Open any URL scheme instantly