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Developers report building, testing, and verifying apps **up to 2x faster** with RocketSim.¹
Boost your productivity and streamline your workflow with 30+ new features for Xcode's Simulator.

Key features: Network Speed Control, Network Traffic Monitoring, User Defaults Editor, Simulator Airplane Mode, Recordings with sound, touches & bezels. Accessibility & Dynamic Type Testing, Location Simulation, Test Push Notifications, Deeplinks, and compare designs on top of the Simulator.
Network Speed Control
* Simulate slow networks like 3G, 100% loss
* Airplane mode: Disable Networking completely for your app
* Only affects your app; your Mac's connectivity remains fast
Inspect Network Traffic
* Monitor in- and outgoing requests for your apps
* Explore JSON responses, requests & response headers
* Copy requests as cURL commands
* Investigate request metrics
Build Insights
* Keep track of build count and duration
* Find out how your app's build times improve per Xcode version
User Defaults Editor
* View and Edit User Defaults values in real time
* Works with both standard and group User Defaults
Location Simulation
* Scenario testing: City Run, Bicycle run, and Freeway Drive
* Simulate routes from start to destination
* Update GPS to a specific point on the map
* Change the time zone by the location
Grids & Rulers helps you to create pixel-perfect design implementations
* Use horizontal and vertical rulers
* Measure the distance between elements in on-device pixels
* Configure grid size and color
Quick actions for your recent builds help you increase productivity
* Delete Derived Data, globally or per app, to prevent rebuilding all your Xcode projects.
* Open common directories like your app's documents folder
* Grant, revoke, or reset permissions like photo and location access, allowing you to test related implementations quickly
Environment Overrides
* Switch Accessibility settings like Inverted Colors and Bold Text
* Configure any Dynamic Type directly from the side window
Deeplinks (Universal Links) and Push Notifications
* Add quick actions to test Deeplinks and Push Notifications
* Bundle Identifier based: actions automatically show up for recent builds
* Launch deeplinks from your clipboard
* Manage and share Quick Action groups with your colleagues
Compare Designs for pixel-perfect design implementations
* Create pixel-perfect implementations of your app’s design
* Drag, Paste, or Select images for comparison
* Use the overlay mode to compare your app’s implementation to its design
* The slider allows you to slide between your app’s implementation and its design
* Any image source, whether it’s Sketch, Figma, or Zeplin.
Magnify for precision
* Zoom in at pixel level to verify your design implementation
Create screenshots
* Device Bezels create that professional screen capture you need
* Adjust the background color to match your styling
Create professional recordings to share progress
* Enable touches to explain better how your app responds to user interaction
* Device Bezels create that professional impression you need
* Export-ready for App Store Connect. Creating App Previews has never been easier
* A floating thumbnail with the resulting recording allows one to drag into any destination easily
* Select MP4 or GIF to match your needs
* Trim videos for perfect lengths
* Control the quality of exports for perfect performance
Completely customizable to fit your needs
* All actions are available through the status bar menu as well. Configure to hide the floating windows if you feel like they're in your way
* Configure shortcuts to perform actions even quicker
Each feature is developed with a focus on productivity to keep you in your flow. Configure the available shortcuts to improve this even more.
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Terms of use: https://www.rocketsim.app/terms/
¹ RocketSim Developer Research of 2024