IGdm - Instagram direct messaging on your laptop
Simply Measured - Simply Measured helps data hungry marketing & PR folks measure social media and create beautiful, custom reports in Excel and other formats.
PlanItUp - The easiest and fastest way to make plans with your friends
Vaizle - Vaizle is a marketing analytics suite that brings all your ads & social media data into one actionable dashboard. Try Vaizle's free tools for social media, ads, and competitive analysis, alongside Google Sheets and MS Excel connectors.
Turnout - Make plans with text-based RSVPs
BuzzSumo - BuzzSumo allows you to discover the most shared links and key influencers for any topic. It's free to use and you can run a search in seconds!