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Untether BYOK - AI Assistant on Your Watch

· v1.6.0
★★★★☆ (17) ↓ 1,000 downloads 2 Free

About

YOUR GARMIN CAN DO MORE. A LOT MORE. Transform your Garmin into a sensor-aware AI assistant. Ask questions, explore your surroundings, get quick answers - on your watch, phone out of sight. CONNECT IN ONE TAP - NO API KEY TO TYPE Bring your own AI provider: • OpenRouter - one-tap sign-in on the watch (no long key to type), with its full model catalogue • Google Gemini - paste your own key (free tier available) Either way, your key stays on your watch and your queries go straight to your provider. WAITLIST: Want it fully hands-off - no account or setup? Join the waitlist for Untether (managed, no keys required): https://untether.watch/waitlist WORKS WITH WI-FI WITHOUT YOUR PHONE The first productivity app on Connect IQ that works standalone over Wi-Fi - no phone required when you're on a Wi-Fi network. WHAT IS UNTETHER? The first AI assistant built specifically for Garmin watches. Your queries are automatically enriched with live sensor data (heart rate, GPS, elevation, steps) for context-aware answers, and location or real-time questions use live web grounding on both providers. EDUCATIONAL INFORMATION ONLY Untether shows unprocessed responses directly from your chosen AI provider. All information is educational, not medical advice. Untether is not a medical device. KEY FEATURES • Two providers, your choice: OpenRouter (one-tap sign-in, full model catalogue) or Google Gemini • Standalone Wi-Fi: works without your phone • Sensor-aware queries: automatic heart rate, location, elevation, step-count context • Location intelligence: nearby trails, restaurants, or landmarks via GPS and live web grounding • Cost visibility: on OpenRouter, each reply shows its cost and your remaining credit • Category prompts, custom locations, and per-provider model selection HOW IT WORKS 1. Choose your provider: connect OpenRouter in one tap, or paste a Gemini key 2. Connect to Wi-Fi or use Bluetooth to your phone 3. Select a category or type your question 4. Get instant AI answers on your watch USE CASES Fitness: "Explain what heart rate zone I'm in at 165 bpm" Location: "What hiking trails are within 5km of here?" General: "Convert my 10K time of 42:15 to pace per mile" REQUIREMENTS An AI provider account (bring your own): • OpenRouter - connect in one tap; pay-as-you-go credit • OR Google Gemini - free tier available; key at https://aistudio.google.com/apikey Works on fēnix 5 and newer (2017+), Epix, Forerunner 945+, and most watches with Connect IQ 3.1+, over Wi-Fi or Bluetooth to your phone. PRICING • 14-day free trial (full features) • $4.99 USD one-time purchase after trial - no subscriptions, no recurring fees • Plus your own provider costs (Gemini free tier available; OpenRouter is pay-as-you-go) PRIVACY & SECURITY Your API key stays on your watch. Your queries and responses go directly to your chosen AI provider - Untether never sees them and runs no servers in that path. The app collects anonymous usage analytics (which features are used, never your content) that you can turn off in settings. Details: https://untether.watch/privacy Your premium watch just got smarter.

What's new

Release v1.6.0 NEW: OpenRouter support - connect your AI provider in one tap - One-tap sign-in: connect OpenRouter on the watch, no long API key to type - Full model catalogue: use any model OpenRouter offers - Live web grounding: location and real-time queries now work on OpenRouter too - Cost & credit: every reply shows what it cost and your remaining OpenRouter credit - Provider choice: switch between OpenRouter and Google Gemini on-device or in settings Also improved - More reliable OpenRouter sign-in on real watches - Leaner analytics and lower memory use - Google Gemini remains fully supported (bring your own key) Release v1.3.0 Added - 33 Languages: Full localization — Arabic, Bulgarian, Czech, Danish, Dutch, Estonian, Finnish, French, German, Greek, Croatian, Hungarian, Indonesian, Italian, Japanese, Korean, Latvian, Lithuanian, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian, Vietnamese, and Chinese (Simplified & Traditional) - Model Selection: Choose your Gemini model in settings — defaults to Gemini 2.5 Flash, supports any model ID (e.g. gemini-2.5-pro, gemini-3-flash-preview) Release v1.2.0 Added - Update Notifications: The app now checks for newer versions and prompts you to update - Usage Analytics: Opt-in analytics to help improve the app (configurable in settings) - Review Prompts: Gentle prompts to rate the app after regular usage Release v1.1.0 Added - Settings Menu: View unlock status, trial days remaining, and app configuration - Scrollable UI: Zoom and scroll through long responses with 5 zoom levels - Custom Unlock Flow: Unlock the app directly through untether.watch with guided instructions Fixed - Canceling text input now returns to the previous menu instead of showing a blank screen - Settings menu navigation works correctly on older devices like fēnix 5 - Improved memory usage and performance Removed - Removed 13 devices that lack keyboard input capability (D2™ Air, Forerunner® 55, original Venu®, vívoactive® 3/4 series, Star Wars™ watches) Initial Release - v1.0 The first AI assistant built for Garmin watches. Features: • Sensor-aware queries with automatic heart rate, GPS, and elevation context • Location intelligence powered by Google Gemini grounding • Standalone Wi-Fi support - works without your phone • Category-based prompts (Fitness, Location, General) • Custom location management • Privacy-first: your API key stays on your watch • 14-day free trial Requirements: • REQUIRED: Google Gemini API key (free tier available - get yours at https://aistudio.google.com/apikey) • Wi-Fi connection OR Bluetooth connection to phone • This app will NOT work without your own API key

Permissions

PositioningUserProfileCommunicationsSensor

Details

Compatible with 205 devices
Updated Jul 13, 2026
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Open on apps.garmin.com ↗