Your asking an un answerable question that what are good apps and widgets
Every app and widget in the market is great but suits you
To download a paid app for free
1. Download a torrent from the android market
2. Search for the app your seeking in a torrent
3. It will show results in google
4. Press the link that goes to a torrent address(Kik ass torrent(Kat), or torrent pirate bay(tpb) or torrent ezu)(note:torrent ezu is a torrent search engine and it will only show results in torrent websites)
5. Open the link and their will be an option "download.torrent" or ".torrent" or a magnet icon
6. Press any of these (possibly only one option) and the downloading will start
7. Download it,run it,enjoy it