| 2019-03-10 | EarthPlot | Windows | Version 2019-03-10 |
| 2019-03-10 | EarthPlot | Mac OS X | Version 2019-03-10 |
| 2018-03-06 | Memo Pad | Windows | Release 26 |
| 2016-04-05 | Memo Pad | Mac OS X | Release 1 |
| 2015-06-09 | Nine Point Circle | Windows | Version 2015-06-09 |
| 2015-06-08 | Nine Point Circle | Mac OS X | Version 2015-06-08 |
| 2015-03-27 | Space War | Atari ST | Release 1 |
| 2014-09-30 | Base Converter | Mac OS X | Version 2014.0930 |
| 2009-03-12 | Base Convert | iOS | Version 1.0 |
| 2008-10-28 | Triangle Solver | Windows | Release 1 |
| 2007-02-09 | Base Converter | Windows | Version 2007-02-09 |
| 2006-10-06 | IniEdit | Windows | Release 11 |
| 2000-12-18 | Base Converter | Palm OS | Version 1.21 |
| 1997-04-16 | di | DOS | Release 2 |