camtasia7 is not downloadable in ubuntu.

camtasia7 is not downloadable in ubuntu.11.04 and 11.10 and linux12.I hope you show me a campatible screen recorder.the software of record my desktop is with low quality than camtasia and records without sound.

http://www.omgubuntu.co.uk/2012/01/help-test-new-screen-recording-app-eidete/

Maybe.

http://www.omgubuntu.co.uk/2012/01/linux-screencasting-tool-kazam-goes-gstreamer-adds-pulseaudio-support/

Also

Install Kazam Screencaster

Ubuntu 10.04 Lucid Lynx and 10.10 Maverick Meerkat can install Kazam Screencaster using the following commands:
sudo add-apt-repository ppa:and471/kazam-daily-builds
sudo apt-get update
sudo apt-get upgrade #required for Maverick
sudo apt-get install kazam

Processing triggers for libc-bin ...
ldconfig deferred processing now taking place
Processing triggers for python-support ...
Processing triggers for python-central ...
ahmad@ahmad-desktop:~$
ahmad@ahmad-desktop:~$ sudo apt-get install kazam
Reading package lists... Done
Building dependency tree
Reading state information... Done
kazam is already the newest version.
The following packages were automatically installed and are no longer required:
  linux-headers-2.6.32-38 linux-headers-2.6.32-38-generic
Use 'apt-get autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
ahmad@ahmad-desktop:~$
I couldn't proceed from the above point..if you help me; how to complete the instillation.

Install the app "recordMyDesktop", from Ubuntu Software Centre. You can find easily some tutorials on YouTube, like this one: http://youtu.be/A0Tn3Z8OklQ