Here a Guide to get Camtasia Studio 8 Full Version for free
Camtasia Download:
[You must be registered and logged in to see this link.]STEPS:
1. Download the trial
2. During the installation click "30 day evaluation"
3. Finish the installation
4. Open Camtasia
5. Disconnect your internet
6. Go to help in the toolbar and click "enter software key"
7. Put any name and for the key put this in: GCABC-CPCCE-BPMMB-XAJXP-S8F6R
License Key: GCABC-CPCCE-BPMMB-XAJXP-S8F6R