This app uses Samsungs S4 temperature and humidity sensor to send messages to a Slack Webhook. To use this app, add your Webhook url to res/values/slack_values.xml

Whats next:

• send values periodically to a Google Spreadsheet
• read CO2 level via Accessory Development Kit and Teensy 3.0
• change from Webhook to RTM API to enable commands over Slack