What’s the fix?
A front flash camera app that can provide simulated camera flashes to better light your selfies.
Here are a couple of compelling options for Android and iOS smartphones.

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Best for Night Selfies on Android: Night Selfie Camera
Easy to use and intuitive.
Flash color is customizable.
Flash color changes enhance photo quality.

Apple
The app is free to use, but the ads are distracting.
Features such as a timer, color effects, and a customizable flash and brightness color are especially helpful.
you’re free to choose from a series of colors ranging from white to yellow to orange.

Apple
Night Selfie Camera is free to download and use, and is only available for Android devices.
Best Basic Selfie Light App for iOS: Selfshot
Apple
Take photos in landscape or portrait mode.
Handy for group photos.
Some basic features not included in free version.
Selfshot is a front flash camera app that allows you to take selfies and video selfies in low-light situations.
Selfshot can be used with social media apps, including Snapchat, Instagram, and Facebook.