OBB File Extension

OBB file icon
Android Opaque Binary Blob Format
  • Developer
    Google
  • Popularity
    4 (17 votes)

What is OBB file?

OBB file contains resources for Android app saved as non-transparent binary object – BLOB. OBB files are encrypted and commonly stored on a SD card of mobile device. Typically OBB files are saved in Android/data or Android/obb folder. OBB file format is us e d by Android system since version 2.3.

Single OBB file can be only used by a single application or shared by applications that have been granted access to it. Managing OBB is done via Android’s Storage Manager interface. If an OBB file is encrypted, only the application that created given file can decrypt it. It is adviced not to manually remove OBB files as it can have negative impact on application(s) that use the files.

Programs that support OBB file

We hope we helped you solve the problem with the OBB file. If you do not know where you can download the application from our list, click on the link (which is the name of the program) - you will find more information there on the location where to download the secure setup version of the required application.

What else may cause problems?

There can be more reasons which determine that you are not able to open the OBB file (apart from the lack of the proper application installed).

First - the OBB file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the OBB file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the OBB file should be solved.

Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the OBB file has not been completed and it cannot be opened properly).

Do you want to help?

If you have additional information about the OBB file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on OBB file.

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