Adalyz - Compare Your Google Adwords Vs Facebook Ads Vs Instagram Ads and decide where to put your money. Powerful analytics and reporting for your ad campaigns.
Facebook Ad Hunter - Facebook Ad Hunter uncovers hidden audiences to target when running Facebook Ads.
Kuhcoon - Fully automated, performance-driven Facebook ad campaigns
Grade My Ads - Score your Facebook ads + improve them, in seconds.
Retargetlinks - Turn every link you share into targeted ads
InterestExplorer - Discover 1000's of hidden Facebook interests to target.