Disclosed herein is a scanner device which scans a predetermined scan object and generates image data, the scanner device including: an image sensor which converts an optical image of the scan object into corresponding image data; a movement unit which moves a carriage having the image sensor in a sub-scan direction; a first control unit which controls the movement unit by a first control process; a second control unit which controls the movement unit by a second control process different from the first control process; and a selection unit which selects the first or the second control unit according to setting contents relating to a scan.