Simple Timecode calculator with conversion between number of frames and 24, 25, 30, 50 and 60 frames per second timecodes, drop and non-drop frame. Version 1.0.6 fixes cosmetic issues and adds a Help page. Version 1.0.5 fixed a couple of minor issues with the memory function. Version 1.0.4 fixes a problem with subtraction and other minor issues. Version 1.0.3 fixes all the bugs with drop-frame timecode math that have been reported, and also improves the support for the physical keyboard. Thanks to all who reported issues, please let me know if you find anything else that is not right or if you have suggestions to make this app better!