Just (Video) Player - Advanced video playback

This Android video player utilizes the ExoPlayer library and incorporates its ffmpeg extension, enabling support for a wide range of audio formats (including unique formats such as AC3, EAC3, DTS, DTS HD, TrueHD, etc.).

It effectively synchronizes audio with the video track when using Bluetooth headphones or speakers.

Supported formats include:

* Audio: Vorbis, Opus, FLAC, ALAC, PCM/WAVE (μ-law, A-law), MP1, MP2, MP3, AMR (NB, WB), AAC (LC, ELD, HE; xHE on Android 9+), AC-3, E-AC-3, DTS, DTS-HD, TrueHD

* Video: H.263, H.264 AVC (Baseline Profile; Main Profile on Android 6+), H.265 HEVC, MPEG-4 SP, VP8, VP9, AV1

* Containers: MP4, MOV, WebM, MKV, Ogg, MPEG-TS, MPEG-PS, FLV

* Streaming: DASH, HLS, SmoothStreaming, RTSP

* Subtitles: SRT, SSA, TTML, VTT

It supports HDR (HDR10+ and Dolby Vision) video playback on compatible hardware.

Features of this application include:

* Selection of audio and subtitle tracks

* Control over playback speed

* Quick seeking via horizontal swipe and double tap

* Adjusting brightness (left swipe) and volume (right swipe) vertically

* Pinch-to-zoom functionality (available on Android 7+)

* Picture-in-Picture (PiP) mode on Android 8+ (resizable on Android 11+)

* Options to resize (fit/crop)

* Volume enhancement capability

* Automatic frame rate adjustment on Android TV/boxes (Android 6+)

* Post-playback options (delete file/skip to next)

* Touch lock feature (activated by long press)

* Free from ads, tracking, and unnecessary permissions

To load external subtitles, simply long press the open action in the bottom bar. On your first attempt, you'll be prompted to select the root video folder for automatic loading of external subtitles.

This app does not offer any video content itself but allows users to access and play their own content.

Open source or source code is accessible.

The Universal Decoder Ring: Where Every File Plays Perfectly & Blissfully Ad-Free

As a media hoarder drowning in legacy formats and niche codecs, this player didn't just solve my playback headaches—it made me fall in love with my own collection all over again. 

The first time it flawlessly handled a 15GB MKV with embedded TrueHD audio and DTS-HD commentary tracks via Bluetooth headphones—perfectly synchronized—felt like witnessing magic. 

Old concert recordings in obscure containers like FLV or Ogg suddenly sprung to life in crystal clarity. The volume boost rescued whispered dialogues in noisy environments, while PiP mode transformed my tablet into a multitasking powerhouse during research. 

What truly astounds is the granular control: tweaking playback speed to power through slow lectures, instantly syncing external.

SSA subtitles with a long-press, or triggering Dolby Vision on my TV with no fuss. 

This isn't a player; it's an archivist's dream. 

Open-source transparency means zero shady permissions, zero ads, and constant refinement—a rare, pure tool respecting your files and your sanity equally.

Quick FAQ Spotlight:

Q: Does Bluetooth audio sync actually work with complex formats?

A: Impeccably. Handles AC3, DTS-HD, and multi-channel streams over BT without drift or lag.

Q: How intuitive is subtitle loading for folders with 20+ files?

A: Set your root video folder once—it auto-finds matching SRT/ASS files instantly. Manual long-press loading also takes seconds.

Q: Will PiP work smoothly with HEVC 10-bit files?

A: Perfectly stable. Resizes, drags anywhere, and persists even switching apps. Android 11+ supports adaptive resizing.

Q: Can it handle folder-based playback or Blu-ray structure?

A: Yes! Navigate folder hierarchies smoothly and play ISO/BDMV structures with integrated menus via storage access.

Q: Does "volume boost" cause distortion?

A: Clean amplification algorithm preserves clarity—essential for dynamic films with quiet dialogue/loud action.

Q: Is frame-rate switching reliable on older Android TV boxes?

A: Yes, eliminates stutter by matching your display’s native 24/50/60Hz refresh rate (Android 6+).

Q: Why trust "open source"? Where’s the code?

A: Code publicly hosted (GitHub/Lab). No telemetry, no ads, no hidden payloads—just pure playback.

Essential Note: No bundled content. Bring your files; enjoy studio-grade decoding.