About JS USB OTG
● Does not need rooting. ● NTFS, ExFAT, FAT32 filesystem are supported. (Read-Only) ● USB drive, flash card should be formatted by NTFS or ExFAT or FAT32 filesystem. ● Before buying this official version app
● Does not need rooting.
● NTFS, ExFAT, FAT32 filesystem are supported. (Read-Only)
● USB drive, flash card should be formatted by NTFS or ExFAT or FAT32 filesystem.
● Before buying this official version app, please try JS USB OTG trial version.
- You can check if your mobile device supports USB Host mode and app compatibility.
● There is no trial version for the Android TV.
● After installing the app, connect the USB drive and it will be recognized automatically (Plug and Play).
【 Video Streaming 】
ㆍ Without the need to save video files in the mobile device, you can directly watch a video by streaming. (http streaming)
ㆍ mp4, mkv, avi, mov, wmv, mpg, mpeg, flv, m4v, webm, 3gp, ts, mts, m2ts, iso streaming.
ㆍ Internal streaming. Does not need to turn on the Wifi or LTE / 5G network.
ㆍ By streaming, Play, Pause, Jump, Resume are possible for a video file which is over 4GB size.
ㆍ Recommend KODI(XBMC), VLC Player as a video player that support http streaming.
ㆍ Click video file and select ‘Open With’.
【 Built-in Video Player 】
ㆍ In addition to the 3rd party video player mentioned above, you can also use the built-in video player.
ㆍ No need to save the video file to your mobile device.
ㆍ Based on Google ExoPlayer.
ㆍ Supported container extensions: mp4, mkv, mov, ts, mpg, mpeg, webm.
ㆍ Supports Fast Rewind and Fast Forward with left and right double tap (Left and Right buttons for Android TV).
ㆍ Supports selection of multi-audio and multi-subtitles embedded in video file.
ㆍ External subtitle is automatically read when saved with the same file name in the ‘Download’ folder of the local storage. subrip (srt), substation alpha (ssa) format. encoded UTF8.
ㆍ Click video file and select ‘Direct Open’.
【 Built-in Image Viewer 】
ㆍ No need to save the image file to your mobile device.
ㆍ Supported image formats : png, jpg/jpeg, bmp, gif
ㆍ Full screen slideshow through the swiping right/left (for image files in the same folder)
ㆍ Pinch to zoom in/out
ㆍ Fit an image to screen by double tap.
ㆍ Click image file and select ‘Direct Open’.
【 Built-in Music Player 】
ㆍ No need to save audio files in the mobile device.
ㆍ Supported audio formats : mp3, flac, ogg
ㆍ Audio files in the same folder.
ㆍ Play, Pause, Stop, Prev, Next, Shuffle, Repeat.
ㆍ Background play by Home Button.
ㆍ Click audio file and select ‘Direct Open’.
【 Android TV version 】
ㆍ Functions are same with mobile version. UI is different.
ㆍ Built-in music player : click left or right button on the list for moving focus to the control panel.
【 Changes on Android 11 or higher devices related to local storage 】
ㆍFrom Android 11 or higher devices, the local storage security has been strengthened, and the app function has been changed to show media files (Video, Audio, Image) in the local storage.
- When you copy a file from USB to your mobile device, video file is added to the video collection in local storage, audio file is added to the audio collection, and image file is added to the image collection (Shared concept)
- If you copy a file other than the media file type, it is added to the download collection. Only files copied from JS USB OTG are visible (Private concept)
- Devices under Android 11 are the same as before without the above restrictions. (Multi-copy with Long Click / Copy to the selected folder in local storage / Local storage file manager functions)
Previous Versions
Here you can find the changelog of JS USB OTG since it was posted on our website on 2016-10-07 10:03:23.
The latest version is and it was updated on 2024-04-26 10:09:26. See below the changes in each version.
JS USB OTG version
Updated At: 2024-04-09
Changes: v6.3.0, v21.6.3.0
- crash fix for devices under android 11
# Information (Android 11 or higher)
1. If vlc player does not work properly when opening a video file on USB with 'open with', use vlc player version 3.5.2
2. After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG version
Updated At: 2023-11-05
Changes: v6.2.8, v21.6.2.8
1. Built-in Video Player FF, FR skip interval
- added as a settings item. 6~10Sec
- mobile : double tap, tv : left, right button
2. Minor UI changes
v6.2.7, v21.6.2.7
Built-in Video Player
- Apply 'Keep Screen ON'
# Information (Android 11 and higher)
After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG version
Updated At: 2023-10-02
Changes: v6.2.7, v21.6.2.7
Built-in Video Player
- Apply 'Keep Screen ON'
# Information (Android 11 and higher)
After copying a srt subtitle from USB to Downloads collection, the actual local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG version
Updated At: 2023-09-05
Changes: v6.2.6, v21.6.2.6
- Fix UI bugs
# Information (Android 11 and higher)
After copying srt subtitle from USB to Downloads collection.
Real local file path of srt is 'Movies' directory.
Please refer to it when using a 3rd party video player.
JS USB OTG version
Updated At: 2023-08-31
Changes: v6.2.5, v21.6.2.5
1. Apply new storage permissions for Android 13.
v6.2.4, v21.6.2.4
1. Built-in Video Player
- Playback controller timeout '0 Sec' added. You can make it disappear using Touch or Back button.
- Changed the full screen width to include the cutout area.
# Android 11 and higher
Information : After copying srt subtitle from USB to Downloads collection.
- Real local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG version
Updated At: 2023-03-27
Changes: v6.2.2, v21.6.2.2
1. Built-in Video Player
Auto-loading external subtitles for video files of local storage
- Same folder as a video file, same file name.
- Srt subtitle encoded UTF-8.
2. Minor changes
# Android 11 and higher
Information : After copying srt subtitle from USB to Downloads collection.
- Real local file path of srt is 'Movies' directory. Please refer to it when using a 3rd party video player.
JS USB OTG version
Updated At: 2020-06-01
Changes: V568, v21568
- fix usb mp3 player
v567, v21567
- new android sdk
v566, v21566
1. bug fix
2. local storage mp3 player
- add 10s jump (main control panel, mobile version)
JS USB OTG version 5,000+
Updated At: 2019-08-27
Changes: v567, v21567
- new android sdk
v566, v21566
1. bug fix
2. local storage built-in mp3 player
- add 10s jump (main control panel, mobile version)
JS USB OTG version 5,000+
Updated At: 2019-08-12
Changes: v566, v21566
1. bug fix
2. local storage music player
- add 10s jump (main control panel, mobile version)
JS USB OTG version Varies with device
Updated At: 2019-05-15
Changes: There is a free trial version for mobile (JS USB OTG Trial). Please test with trial version before buying a paid version.
v565, v21565
- bug fixes
v560, v21560
- bug fixes
- enhanced file system error handling