Marc Groen
1 device
Available to install from
the Fitbit mobile app

Concentric: A bold analog clock with nested concentric rings. Green for calories burned, a Yellow analog clock, and Red for your step progress. The Red and Green rings expand as you make progress on your goals. Check your heart rate at a glance, with animations timed to your current heart rate.

If you like my work, buy me a cup of coffee by donating via or visit me on Twitter: @GroenMarc

-Designed by Marc Groen

-Features: Analog Time, Digital Time, Day, Date, HR, Steps, Active Minutes and Calories Burned.

#StayAwesome Big Bold Read Easy Basic Digital

offered byMarc Groen


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