.THUMBDATA3 File

The thumbdata3 file extension is associated with Google Android, a Linux-based operating system for smart mobile phones and tablets.

The thumbdata3 file stores thumbnail database of pictures, and other information about multimedia content stored on the phone's local storage, or SD card.

Behind thumbdata3 extension are two dashes "--" and number generated randomly depending on the device or something else.

.thumbdata3--number

Example:

thumbdata3--1763508120
thumbdata3--185946837
thumbdata3--176308120
thumbdata3--762038622

How to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.