Qwaya is a self service Facebook advertising tool for performance marketers and other sophisticated advertisers. It's powerful features and nice web interface helps you run Facebook campaigns more efficient with less effort. The pricing is a simple mothly flat fee starting at $79/month which makes it highly affordable compared to other providers. Collaborative plans for marketing teams and agencies also available.
Mixpanel - Mixpanel is the most advanced analytics platform in the world for mobile & web.
AdEspresso - Optimize your Facebook Ads Easily, Like Morning Coffee
Braze - Braze is an engagement platform that empowers growth by helping marketing teams to build customer loyalty through mobile, omni channel customer experiences.
Doorboost - Doorboost is an online advertising software enabling users to create, analyze and optimize campaigns on Facebook, Instagram and Google.
Optimizely - A/B testing you'll actually use.
4C Insights - 4C Insights is a social advertising and analytics platform for TV and digital media.