App Annie - App Annie is a marketing analytics tool available for apps of all kinds. With App Annie, you can track sales, traffic, and a variety of other factors pertinent to monitoring an app's trajectory.
SuperSend.io - Automate Cold Outreach Across Email, Linkedin and Twitter.
AppFollow - AppFollow is an integrated solution that makes monitoring, analyzing, and elevating your app's reputation easy.
Twishort - Twishort is a best Twitter app for writing longer tweets. Tweet more than 140 characters
Sensor Tower - Sensor Tower is a platform for app store optimization and app industry intelligence.
Sweego.io - Send all your notifications (email, SMS, slack, chat…) and make sure that they’re delivered. Create, send and monitor easily with Sweego for developers.