Todo by Appigo - What sets Todo Cloud apart from your run-of-the-mill to-do and task-list apps is that it is straight-up powerful. It's time to get things done.
PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller
Laverna - Laverna is a JavaScript note taking application with Markdown editor and encryption support.
Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
Notezilla - Colorful & powerful sticky notes app for Windows & Phones.
Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.