OnePlayer is an app that supports playing all video formats, including 4K/Ultra HD, with high definition playback. The app also lets you watch videos online and offline. The app allows you to download videos from any website. OnePlayer allows you to set a lock for your private video vault, which prevents others from deleting or viewing your private films. ? Features ? - Supports casting videos to TV - Floating window - High-speed video downloader - Private Video Vault to protect privacy - Supports watching videos online and offline - Powerful built-in player to play downloaded videos - Easy to control volume, brightness, and playing progress - Multi playback option: auto-rotation, aspect-ratio, screen-lock, etc - Supports ALL video formats, including MKV, MP4, M4V, AVI, MOV, 3GP, FLV, WMV, RMVB, TS etc OnePlayer top features ? Full-featured Video Player OnePlayer supports fast and stable playback of all video formats. Fast playback of all HD, UHD, 4K, a...