Robinhood - Free stock trading service.
Ellevest - An investing platform built for women
Scout Finance - Free finance app that's like having a Bloomberg in your pocket. Download:
Alpaca Data API - Free real-time stock market data API
Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
StockTwits + Robinhood Integration - Zero commission trading directly from the StockTwits app