Workstream.io - The hub for analytics work, where you can consolidate assets across tools, curate in line documentation, and collaborate.
Scout Finance - Free finance app that's like having a Bloomberg in your pocket. Download:
Arthena - Quantitative research in art assets.
Cappio - Stock research that isn't overwhelming
ChatDOC - Chat with documents.
Ticker Nerd - Analysing hot stocks before the hype train arrives