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>> OBB file

OBB file format description

Many people share .obb files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .obb file can be edited, converted or printed with. On this page, we try to provide assistance for handling .obb files.

1 filename extension(s) found in our database.

.obb - Android Opaque Binary Blob File

OBB file is an Android Opaque Binary Blob File. OBB files are used to provide additional file assets for Android applications (such as graphics, sounds and video), separate from an application's APK file.

.obb file format description:
OBB format
Android SDK
Archive files
- / -
Android Opaque Binary Blob File related links:
Android on Wikipedia
Android Opaque Binary Blob File related extensions:
Android ADB Backup Archive
Android Application Package
Android Package Resource

Naturally, other applications may also use the .obb file extension. Even harmful programs can create .obb files. Be especially cautious with .obb files coming from an unknown source!

Can't open a .obb file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .obb file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

bb, onb, obv, obh, obf, kbb, bob, pbb, ofb, obn, obg, ob, ibb

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Blitz Basic Code
ObjectScript Form
IBM LinkWay Object
Oxygen Forensic Suite Backup
OsmAnd Offline Map File

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