The most minimalist mood tracker for your wrist and pocket.
Capture the arc of your soul in a single stroke.
Available for iPhone & Apple Watch
WatchOS Sync
iOS Experience
Zero noise. No complex forms. We focus only on what truly matters: how you feel in this very moment.
The most tactile way to record. Just a quick turn of the Digital Crown on your wrist to sync your heart.
Records flow effortlessly between devices. Your emotional history is always there, private and in sync.
No servers. No accounts. No tracking.
SmileLine stores everything locally on your phone and watch.
Your feelings are yours alone.