Mplayer-media-player-all-format-1-0-23-apk-premium-full [TRUSTED]

Allows downloading and synchronization of subtitles (including SRT, SMI, VTT, etc.), along with audio track management.

The "premium/full" variant of such applications generally ensures that all advanced features are unlocked, removing in-app purchases or subscription requirements, and offering a completely ad-free experience. It is highly regarded for its ability to handle modern codecs (like HEVC/H.265) without needing extra plugins. mplayer-media-player-all-format-1-0-23-apk-premium-full

Automatically identifies all video files on the device and SD card, enabling easy management, sharing, or deletion of files. removing in-app purchases or subscription requirements

I can confirm if this version fits your specific needs or recommend similar alternatives. MX Player - Apps on Google Play enabling easy management

Supports playing videos in a floating popup window for multitasking or in the background, treating videos like audio tracks.