File extension thumbdata3--1763508120 is used by following file type(s):

File extension thumbdata3--1763508120 file type description:
Android Thumbnail index file

The THUMBDATA3--1763508120 file extension is used for a thumbnail index of photos found in some Android Phones on their SD-Cards.

For more information check the thumbdata3--number file extension.

Programs
that open thumbdata3--1763508120 files:
Google Android (Google Android)