FileInfo.com - The File Extensions Resource

.TIFF File Extension

File Type	Tagged Image File Format
File Format	File
Common?	No
File Description	High-quality graphics format that supports color depths from 1 to 24-bit; designed to be a standard image format for storing high-quality color images on multiple computer platforms; may contain multiple layers and pages. Most often seen with a .TIF extension.
Program(s) that open tiff files	Mac: Apple Preview; Adobe Photoshop; Adobe Photoshop Elements for Mac; Nuance OmniPage Pro X; Roxio Toast; The Logo Creator; Other image viewer Windows: Microsoft Windows Photo Gallery Viewer; CorelDRAW; Adobe Photoshop; Adobe Photoshop Elements; ACDSee Photo Manager; ACD Systems Canvas; Nuance PaperPort; Nuance OmniPage Professional; Roxio Creator; The Logo Creator; Other image viewer

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/tiff