Camtasia Studio 8

Camtasia is a powerfull and HD screen recording software on your pc.By using camtasia u can record the screen and u can also edit those recorded videos.And finally i love this app

Download

• Install Trial Version
• Disable network 
•  Add this line to your hosts file (C:\Windows\System32\drivers\etc) (Open it with Notepad)

              127.0.0.1 65.52.240.48
              127.0.0.1 activation.cloud.techsmith.com

• Then save host file.
• Then open camtasia and enter any one from these

                                        GCABC-CPCCE-BPMMB-XAJXP-S8F6R

                                        CD2AA-QZBHD-C3KJL-E9HRV-Q797C

                                        EA5AC-CLMAM-A8W6W-EZLYM-LM58F

                                        HLCZF-HDCPL-KGB6W-ZSCAZ-VF6A2