FREE Calm Meditation App Subscription for Teachers Posted On August 20, 2019 Get a FREE Calm Meditation App Subscription for Teachers! Any teacher with a K-12 classroom, anywhere in the world, can get free access to Calm’s paid subscription service (available on Android, iOS and the web). Teachers will have unlimited access to our growing library of guided meditations and mindfulness exercises, including Calm Kids, our programs tailored for age groups from pre-K through high school.”