Twilight
FreemiumTwilight is an Android application designed to mitigate the potential negative effects of blue light emitted from device screens, particularly during evening hours. By applying a customizable red filter, it helps reduce eye strain and promotes better sleep patterns by aligning screen color temperature with natural light cycles.
                  
                    
                  
                  Key Features
                
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                      Effectively filters blue light to reduce eye strain.
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                      Automatic scheduling based on sunrise/sunset is convenient.
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                      Highly customizable filter intensity and color.