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How It Works
Stick
Apply the Heir to the back of your favorite watch using our microsuction technology - no magnets, no adhesives, no tools needed.
Sync
Seamlessly connect the Heir to your phone to track your activity, receive notifications, and more.
Swap
Easily peel it off and move it to another watch anytime. The Heir goes wherever your style goes.
Featured In
Designed to Blend
The power of tech, hidden beneath timeless design.
Stay Connected
Automatically track your health data. Recieve notifications, only when you want them.
Tap to Control
Play music or answer calls with a subtle tap.
Instant On. Instant Off.
One Heir for all your timepieces. No tools needed.
Stay Connected, Silently
Haptic notifications keep you informed in real time .
One Heir, your whole collection
Swap it across your watches with our micro-suction technology.
All Your Activity, One Simple App
Stay on top of your wellness with the Ganance app, where all your health data is seamlessly tracked and displayed in real-time. From step counting to calories burned, every movement is recorded and visualized for easy insights. Checking your daily activity trends, monitoring progress over time, or optimizing your fitness goals, our app keeps you connected to your health.
One Upgrade for Every Watch You Own
Easily switch the Ganance Heir between all of your favorite timepieces. Leveraging our microsuction attachment technology, you only need one Heir to add smart functionality across your entire collection—no tools, no hassle, just seamless functionality.
Your Experience, Your Way
Take control of how you interact with the Heir. Customize taps, vibrations, alerts, calls, and media to match your lifestyle. The Heir adapts to you, not the other way around.
Smart Tech, No Compromise
| Feature | Heir | Other Wearables |
|---|---|---|
| Ownership Model | One-time purchase, no subscription | Recurring fees to keep functionality |
| How You Wear It | Invisible under your favorite watch | Takes over your wrist with a screen |
| Personal Style | Keeps your vibe, blends into your look | Obvious tech design, often clashes with your fit |
| Comfort | Light and discreet - you’ll forget it’s there | Bulky, hot, or clunky over time |
| Notifications & Tracking | Subtle vibrations + app-based insights | Everything on a screen - you’re always looking down |
From Our Early User Group
“Surprisingly comfortable and completely invisible under my watch.”
– Sara, Vancouver
“No subscription is HUGE. I’m tired of monthly fees for everything.”
– Dan, London
“Works with my GMT – it’s everything I wanted in a smart device, finally.”
– Max, Miami
“Definitely telling my watch group. Everyone’s been looking for something like this.”
– Tom, Atlanta
“I forget I’m even wearing it. It just blends in and does its thing.”
– Kevin, LA
“No more flashing wrists. The haptics are subtle and smart.”
– Alicia, NYC
“Obviously looks better than all other smartwatches, cause it’s a real watch lol.”
– Andre, Lisbon
“It takes no time to take the device on and off.”
– Priya, Toronto
“Way more thoughtful than I expected. Great attention to detail.”
– Jamie, Chicago
“Game changer for people who love watches but still want the features.”
– Brandon, San Francisco
“Customer support was insanely fast and helpful.”
– Maya, Boston
“Takes my collection to a whole new level. I wear everything again now.”
– Eli, Melbourne
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Frequently Asked Questions
No subscription required. You own the Heir outright upon purchase.
Yes, the Heir attaches using micro-suction technology, allowing for easy transfer between watches without leaving any residue or damage.
The Heir is fully compatible with iOS today. Android support is actively in development and will be ready well before our Spring 2026 shipment.
Yes, all health data tracked by your Heir syncs seamlessly with Apple Health. Integration with Google Fit is coming soon.
The Heir securely attaches to the back of your watch using reusable micro-suction technology, ensuring a firm grip while allowing for easy removal.
The Heir provides up to 42 hours of battery life on a single charge, depending on usage.
The Ganance Heir is splash-proof, making it resistant to light exposure to water but not suitable for swimming or full submersion.
The Summer and Winter 2025 shipments are SOLD OUT. The Heir is available for pre-order now, with a limited quantity available, next shipments begin in Spring 2026.
We offer a 14-day return policy if you’re unsatisfied with your Heir. Simply return it in its original condition for a refund.
Technical Specs
| Size | Diameter: 30mm; Height: 3mm; Weight: 5 grams |
|---|---|
| Battery Life | Up to 42 hours |
| Charging Method | Custom USB Charging Dock |
| Connectivity | Wireless |
| Water Resistance | Splash Proof |
| Software Updates | Continuous updates included with subscription |
| Compatibility | Compatible with iOS. Android support coming soon (before Spring 2026) |
| Warranty | 1-year limited warranty |
| Returns | 14-day return policy |