ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.