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    Calibre Biometric Tracker

    Calibre is a technological marvel that measures & analyzes your breath in real time, bringing you unprecedented insights into your metabolism and health.

    Free shipping across the US

    Calibre is running an limited-time incentive!!

    Starting July 8th we are celebrating the release of of our new firmware, the updating of our app and, with much excitement, the milestone of zero backorders and shipping delays!!

    Starting July 8th for the first 500 units sold we are offering the folllowing incentives:

    • 💵 $50 USD discount on your Calibre*
    • 📲 Future premium mobile app features at no additional cost*

    *these bonuses will not be extended and Calibre's pricing will be increasing to $549 USD on September 1st, 2024.  So be sure to take advantage of the moment and help us take the Calibre community to the next level!!!



    Try Calibre completely risk-free

    Use Calibre for a month, and if you don't like it, we will take it back, no questions asked!

    If you are in the US, free shipping is always an option!

    We're confident in our product. If anything happens or something isn't up to par, let us know and we'll make it right!