You can always watch the LIVE-Stream from ClipMyHorse.TV in a small window free of charge. You can also trial the fullscreen version. Find out how it works here.
If you want to use the ClipMyHorse.TV archive, you can trial the first 30 seconds or so. However, if you want to watch more, you need a Premium membership at extra cost.
Find out how to subscribe to a Premium membership here.