JS USB OTG Trial app icon

JS USB OTG Trial

Without rooting, enjoy multimedia contents with USB drive. (NTFS, exFAT, FAT32)

jsolwindlabs · com.jsolwindlabs.usbotgtrial

Not rated yet 100K+ downloads v6.5.1 12.9 MB Android 6.0+ PEGI 3 · Everyone

  • Signature matches the Google Play version Details

At a glance

Latest version
v6.5.1 (651)
Updated
Oct 22, 2025 (12 months ago)
APK size
12.9 MB
Requires
Android 6.0+ (API 23)
CPU support
x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category
Video Players & Editors (app)
Listed since
Aug 9, 2022 (at least)
Permissions
15 (4 sensitive)
Developer contact
[email protected]

About this APK

JS USB OTG Trial is an app by jsolwindlabs in the Video Players & Editors category, listed since at least August 2022. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 6.3.3, the APK grew from 9.1 MB to 12.9 MB and the minimum Android version rose from 5.0 to 6.0. It asks for 15 permissions, 4 of them sensitive, including read media images, read media video and read media audio. It asks for the same permissions as version 6.5.0. The app can read the advertising ID that ad and analytics services use.

What's new in v6.5.1

v6.5.1 - applies the requirements for Android 15

Description

From the listing uploaded by “appupdater”.

● Trial version limitations - Function of the video playback has a file size limitation. ( < 500MB ) - Function of built-in image viewer has a view limitation. ( 5 images ) - Function of built-in music player : shuffle, repeat is not possible. ● 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. (Less than 2TB) ● There is no trial version for the Android TV. 【 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 file is automatically read when saved with the same file name in the ‘Download’ folder of the local storage. Subrip (srt) format encoded by UTF8. ㆍ Android 11 or 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. 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. (Copy to the selected folder in local storage / Local storage file manager functions)

Version history

3 versions are listed, going back to v6.3.3. Since v6.5.0 it requires Android 6.0+.

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

  • Signature matches the Google Play version Checked by the source store on Oct 22, 2025.
  • Certificate issued to “jsolwindlabs” This is the certificate of the Google Play version.
  • Same certificate as the 2 other versions checked

Store checks and file details

  • Developer signature verified Oct 22, 2025
  • Validated against Google Play Oct 22, 2025
  • Signed byCN=Chang Ho Jung, OU=jsolwindlabs, O=jsolwindlabs, L=Daejeon, ST=Daejeon, C=82
  • Signing certificate (SHA-1)83:B8:DF:30:73:8E:BD:A3:F4:46:28:2D:E3:1C:E8:C7:EA:EF:61:8F
  • File MD536b775fcc3ec823b32b62714d33541f6
  • Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (15)

JS USB OTG Trial requests 15 permissions, 4 of them sensitive.

Required hardware & features

JS USB OTG Trial APK: questions and answers

Is there a version of JS USB OTG Trial for older Android phones?

The current version needs Android 6.0 or later. Version 6.3.3 is the newest listed build that installs on Android 5.0 and later. Get version 6.3.3 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the JS USB OTG Trial APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 36b775fcc3ec823b32b62714d33541f6.

Tags

More Video Players & Editors apps