What is the THUMB file?
The THUMB file extension can be associated with several types of files. Most often, however, a file with such an extension is associated with the JAlbum Thumbnail Format format. THUMB files are supported by Linux, Mac OS, Windows operating systems. The THUMB file is one of the Raster Image Files files, just like 522 of the other files found in our file information database. The creator of JAlbum Thumbnail Format is JAlbum.
A program that can open the THUMB file is e.g. JAlbum. This software was released by JAlbum software.
Programs, that can open .THUMB files
How to open a .THUMB file?
If you have problems opening the file THUMB, then in most cases the problem is only the lack of the proper application installed. Select one of the programs from the list and install it on your device. The operating system should automatically associate the THUMB file format with the installed program. If not, right click on your THUMB file and select from the menu "Open with" . Then select the installed program and confirm the operation. Now all THUMB files should automatically open with the selected program.