Three very useful Android Apps!

How to adjust min/max brightness settings on your Iconic BLE Dimmer via Wiser Room App

Lower Screen Brightness Below the Default Level on Your iOS Device [How-To]

Screen Filter - Lower Android Dimness Settings Android App Review

Best Trending App for Night Use | Best App for android | Dim Brightness App

How to Make Your iPhone Display BRIGHTER!

iPhone: How to Fix Screen Is Too Dark Even When Maximum Brightness Is Turn On

How to Change Screen Brightness in FITBIT Charge 3 – Customize Display Settings