Top 20 Best Ad Networks for Publishers

Network Name	Approval	Minimum Traffic
Google AdSense	Very Hard	None
Adsterra Network	Normal	50,000
Media.net	Very Hard	None
Adbuff	Very Hard	2000 Unique Visitor/Day
Infolinks	Normal	None
Revenue Hits	Easy	None
AdBlade	Normal	500,000 monthly impressions
Undertone	Normal	500,000
BidVertiser	Easy	None
Vibrant Media	Easy	None
AdBlade	Normal	500,000 monthly impressions
Clicksor	Easy	None
Advertising.com	Normal	300,000 monthly impressions
Media Nexus	Little Hard	5,000,000
PropellerAds	Easy	None
PulsePoint	Easy	None
BlogAds	Easy	None
AdCash	Easy	None
Chitika	Normal	None