If you are a new user of SmartThings or ADT | SmartThings, please download the new “SmartThings” app instead of this “SmartThings Classic” app.

SmartThings lets you monitor, control, and automate your home from anywhere in the world. To get started, simply purchase the SmartThings Hub, download the new “SmartThings” free app, and add as many connected lights, locks, sensors, and devices to create a smart home that matches your unique personality.
From version SmartThings Classic 2.16.1:
SmartThings Classic Android 2.16.0 includes bug fixes, stabilization, and several usability improvements. Notable improvements are detailed below.

- Updated account migration content
- Bug fixes for Rooms
- Bug fixes for Favorites
- Rename Smart Home Monitor's "Armed (Home)" to "Armed (Stay)"
All versions
February 3, 2018
December 29, 2017
December 15, 2017
November 14, 2017
October 30, 2017
October 3, 2017
September 20, 2017