Slack with your Users - Speak to your app's users entirely within Slack
Shopify Upsell Bundles App - Shopify app to Create Bundles, Packages and Sets with discounts by the most simple and efficient...
Conversity - Easiest way to manage Facebook Messenger chats
ReConvert - Page builder to design thank you page that cross sell & upsell
Avochato - Text messaging for your business.
Shop'fy Stash - Curated list of tools to help build your Shopify Business