TURN YOUR PHONE
INTO A GYM

The smart case with adjustable micro-weights that trains your grip while you scroll

✨ The Wow Moment

You're just holding your phone scrolling TikTok, but you feel your forearms burning. You check the app and see you've done 47 minutes of 'invisible training' today - your phone has been a 2.5lb dumbbell the whole time without you noticing.

📱 Smart Case

Adjustable micro-weights with progressive overload technology

⏱️ Hourglass Cycles

Automatically increases resistance to prevent plateaus

🛡️ Injury Prevention

Stop the avalanche of repetitive strain injuries

Get Gravity Today

$129

Smart case + starter weight set

+$29/month for premium training programs