How to use dark mode in simulator iOS 13?

Question

While I am developing the iOS app I need to test it in simulator with dark mode option so I can get more clarity about the app UI. But when I go to the Setting I am not gett

Answer 1

In Settings, scroll down to Developer and then Dark Appearance…

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Update

In addition to the above, there are now many other ways to enable dark appearance in the simulator, as shown in the many great answers below.

• Change Environment Overrides from Xcode (@AshCameron)

• Toggle Appearance ⇧⌘A from the Simulator menu (@Shredder2794)

• Update from the command line using xcrun simctl ui booted appearance … (@blackjacx, @tadija)

• Programmatically using overrideUserInterfaceStyle = .dark (@thisIsTheFoxe)

• Specify UIUserInterfaceStyle in your info.plist (@DhavalGevariya)

• Use SimGenie from Curtis Herbert…  https://simgenie.app

Answer 2

You can use the "Toggle Appearance" setting from the Simulator menu dropdown (Shift-Command-A):

Answer 3

from terminal:

xcrun simctl ui booted appearance light

xcrun simctl ui booted appearance dark

Answer 4

Automated Appearance Change

Answer 5

There are two ways to enable dark mode in Simulator. Note: Make sure that you’re using iOS 13 simulator. X-D

Solution 1: Change build settings

1. Open Settings app
2. Select Developer
3. Enable Dark appearance

Solution 2: Programmatically

Simply add this code block in your ViewController file.

override func viewDidLoad() {
    super.viewDidLoad()
    #if DEBUG
    // This changes appearance only for debug mode
    overrideUserInterfaceStyle = .dark
    #endif
}

Check this apple docs for more details.

Answer 6

Alternatively, you can also switch the appearance programmatically (docs):

override func viewDidLoad() {
    super.viewDidLoad()
    #if DEBUG
    // change the appearance only while testing  
    overrideUserInterfaceStyle = .dark
    #endif
}