I'm Simon Haynes. programmer and author.
Welcome to
Spacejock Software

My free software includes

FCharts 2
RMP3
TrackAMinute2
yCopy2
yEdit2
yPlay2
yRead3
yTimer2
yWriter6


How to Write
a Novel


Pre-order now!


What do I write?

The Hal Spacejock Series (Teen/Adult)


READ FREE!












New Release!


H2 2018



yCourse17
by Spacejock Software
WinXP & above / Mono 2.4 & above


Upgrade an installed version of yCourse17

This installer will upgrade your version of yCourse17 to 1.5.3.1, dated 31/Mar/2017

• It doesn't matter whether you run the same installer more than once.
• Installing or upgrading yCourse17 will not delete or overwrite your data OR your settings.
• There is no need to uninstall yCourse17 before running this updater.
See below for the list of changes



This software is free to download and use, and this page explains why.

Update Instructions


Download and run yCourse17Upd.exe (724kb) to update your copy of yCourse17 to the latest release version. (Please make sure yCourse17 isn't running while you're trying to update it!)

Change Log:
If the version number next to an item is newer than 1.5.3.1, that change is in the latest beta



Why is my software free?