http://vaio-Hosting.com
They are good , free and no ads! there are some requirements for them though ,
PLAN A 0 posts*5 gb transfer*
PLAN B 20 posts*10gb transfer*
PLAN C 30 posts.*15 gb gransfer*
The community is great! u should really try this out!
and u get a free Vaio-hosting.com domain and no ads no pop ups.
rating:5/5

http://www.amfu.com
this Free hosting is kinda good! it has no ads and pop ups!
but it has 1 gb transfer/month only thats 100k page views.
i havn't tried this one but i recommend u should try !
rating 3/5 *just because i havnt tried it*

http://www.freewebs.com
No webspace... this "free" hosting isnt that good(it will cost if u want webspace and stuff)
but its good for beginners :) but i dont think real good webhosters want freewebs so i dont recomend it for good peeps!
rating:2/5

More free web hosting will be comin up ASAP! :)