Quarterly Tax Calculator Bot - Quarterly tax calculation for freelancers
Mattermark Daily - A curated newsletter of blog posts from investors & founders
Social Media Pricing Calculator - Planable, along with pricing experts from Soft Fight, built the pricing calculator that agencies & freelancers need.
Startup Quote - Awesome founders provide wisdom about making things
Stripe Atlas Taxes - Help file your business taxes
Snapstorms - An archive of advice from Mark Suster on Snapchat