Karix SMS and WhatsApp Notify is now on Shopify Boost the effectiveness of your campaigns on SMS and WhatsApp with a simple plugin. This plugin enables brands to quickly launch meaningful conversations at every touchpoint of their customer journey, increase sales, and invest in adding more value to their customer experience.
Clockwork SMS - Clockwork is an Easy Text Message API. An SMS API for Developers. Build powerful apps and include SMS. Signup is free, Try it now.
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Melrose Labs SMSC Simulator - SMPP SMSC simulator to test SMS messaging applications.
Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.
Tropo - Tropo is a cloud API for voice and messaging.
EssentialPIM - EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.