There are several online and offline tools to download YouTube videos. But Tubetilla goes a step further. Tubetilla downloads YouTube videos and converts them to popular formats in one single step .

First download Tubetilla 3.7 (version at the time of writing this post) from download.com and install it. Now open up Tubetilla and you will see video url box. Go to your youtube video link that you would like to download. Copy the entire link and paste it on the video url.

Click on the  Get Video button. In the Save As file name box, enter a name for the save file. In the Convert Video section, click on the appropriate button for the format you want to convert the video. That’s it. The video will be downloaded and converted to the chosen format.

Tubetilla is available as a free version as well a pro version. The pro version has some added features like converting to DIVX, XVID, MPEG and MOV.