You can create your own color filters using desktop software and upload them to the server for using in this app. Main features of 3DLUT mobile 2: - Choose photos or videos from the gallery or shoot photos with camera - Basic color adjustments: brightness, contrast, saturation, white balance - Complex color correction of photos and videos with ready-to-use presets based on LUTs - LUT packages are updated regularly (requires internet connection) - Share photos with friends through your favorite services