#1 NeoBux 
Standard members earn $0.01 per click and $0.005 for referrals. Instant payouts to PayPal or AlertPay.
#2 ClixSense 
Online since 2007. $0.01 per click. Payments by check only.
#3 DonkeyMails
Up to $0.001 per click. Also has paid to read and paid to sign-up offers. Five level referral program and no minimum payout.
#4 TheClickers
Pays $0.001-$0.01 per click. 30% referral earnings. $5.5 minimum payout to AlertPay and PayPal.
#5 LinkGrand
$0.003 per link clicked. Earn 30% on referrals and 10% commission on advertisers. Daily payouts!
#6 WordLinx
1 cent per click and up to $5 per referral. Minimum payment $10 (PayPal).
#7 Matrix Mails
Get paid to click, read e-mails, play games, write articles, search and refer people up to 6 levels. Paying since 2002.
#8 Advercash
$0.001-$0.002 per click. PayPal and AlertPay payments ($12.50 minimum).
#9 Clicksia
Offers paid to click, paid to signup, traffic exchange and PTP referral URL ($0.10 CPM). Minimum payout is $1 to PayPal and AlertPay.
#10 AdPTC
Up to $0.004 per click and $0.002 per referral click for standard members. Payments are sent within 5 business days to AlertPay.
#11 Hits4Pay
$10 signup bonus. Earn money by clicking ads and reading e-mails. Payments are made monthly and the minimum payout is $25.
#12 Paidtoclick.in
$0.0007-$0.0003 per click. 100+ links daily. 50% referral earnings. Low $0.01 minimum cashout to PayPal and AlertPay.