| 2018 Mar 06 | Memo Pad | Windows | Release 26 |
| 2017 Jan 12 | EarthPlot | Mac OS X | Version 2017-01-12 |
| 2017 Jan 12 | EarthPlot | Windows | Version 2017-01-12 |
| 2016 Apr 05 | Memo Pad | Mac OS X | Release 1 |
| 2015 Jun 09 | Nine Point Circle | Windows | Version 2015-06-08 |
| 2015 Jun 08 | Nine Point Circle | Mac OS X | Version 2015-06-09 |
| 2015 Mar 27 | Space War | Atari ST | Release 1 |
| 2014 Sep 30 | Base Converter | Mac OS X | Version 2014.0930 |
| 2009 Mar 12 | Base Convert | iOS | Version 1.0 |
| 2008 Oct 28 | Triangle Solver | Windows | Release 1 |
| 2007 Feb 09 | Base Converter | Windows | Version 2007-02-09 |
| 2006 Oct 06 | IniEdit | Windows | Release 11 |
| 2000 Dec 18 | Base Converter | Palm OS | Version 1.21 |
| 1997 Apr 16 | di | DOS | Release 2 |