I found some great free tool called SpyFoo, you may use it to:
- assess competition;
- analyze your competitors;
- search and research potentially profitable niches;
- build massive keyword lists with some supplementary data.
Have fun!
Original source
Anyone using SpyFoo already & what is your experience?
- assess competition;
- analyze your competitors;
- search and research potentially profitable niches;
- build massive keyword lists with some supplementary data.
Have fun!

Original source
Anyone using SpyFoo already & what is your experience?