To redeem your 90-day Premium trial, open the Fitbit app and tap on the "Premium" tab in the lower-right corner. This trial offer is only valid through the Fitbit app and is only available for new Premium users who use their Fitbit app in English. Shop Now Tips If you're not eligible for a 90-day Premium trial, you may still be able to redeem a 90-day trial of Fitbit Coach—available in English, Spanish, French, German, and Portuguese. To access Fitbit Coach, download and open the Fitbit Coach app Free trial only redeemable in app. Valid payment method required. Cancel at least 24 hours before free trial ends to avoid subscription fees.