Cron - Cron Calendar.

MyAdLibrary - MyAdLibrary is the marketing tool that provides you the features to monitor and spy the results of the Facebook ads.

zcal - zcal is the fastest way to schedule every meeting for Free and make it personal.

Pudding.ai - Real-time ad creative analysis solution that helps marketers to easily understand ad creative performance with actionable insights.

Cal.com - Cal.com (formerly Calendso) is the open source Calendly alternative.

AdPlexity - AdPlexity is a popular and highly effective competitive intelligence service in the world and is a perfect fit for individuals looking up to their ad campaigns and crush the competition.