Coinbase

Free $5 of BitCoin for signing up

https://www.coinbase.com/join/557c862e8a5ae2cd1

AprilCoin

Invest your money for 2.5% return daily. which means if you bought and invested for example 10 bitcoin you would get $62.5 worth monthly or for 100 bitcoin $625 monthly and such

https://www.aprilcoin.com/?ref=redkiller

Qoinpro

which gives you abysmal quantities of Bitcoin, Litecoin, Dogecoin, Fedoracoin and more. But through referrals you make a lot more and it just stacks on its own.

 https://qoinpro.com/7d7104df496cb16ecfbd0dfbc72836e6 

BitcoinGet

Where you can do small jobs for bits. You could make up to $10 a day if you don't mind sifting through boring surveys.

http://www.bitcoinget.com/?r=1HFZjnsBKQD95wjG4oXRGima7Nqu42CC1R

MyBitCoinHeart

Makes 350 to 1000 satoshi per hour and pays out at midnight.

https://mybitcoinheart.com/?ref=49164

Epay

Faucet rotator pays out every 30000 satoshi

http://epay.info/rotator/381637

Then there's apps,

80's shooter which pays out 41 bits every time you hit 300 coins (at a limit of 20 times per device)

Coin Flap which pays 600 satoshi per 1st place win, 350 2nd place, 15 3rd. up to 200 times per day. which gives a possibility of .0012 if you always win 1st, and the hidden pro version where you can bet .001 to win .003 if you win 1st.

Coin Crusher from the same guys gives 300 satoshi for first place, etc.

Also bitcoin aliens which pays 10000 satoshi for signing up and varied amounts for playing the game. 200 satoshi for watching ads.

Finally Bitcoin 2048 which pays different amounts depending on your intelligence, up to the mythical .304 bitcoin if you get the highest possible block.

complement your BitCoin purchases with these and you could make a good return.