Apple Watch apps
watchOS apps, complications and independent (cellular) experiences.
Wearable App Development · UK & GlobalBuild apps that
Build apps that
live on the wrist
not shrunk phone screens
Dedicated wearable engineering for Apple Watch, Wear OS, fitness trackers, smart rings and AR glasses. We design for battery, Bluetooth and glanceable UX so products feel native on-body.
6+Wearable platforms50+Connected apps shipped10+Years in mobile & IoT
Heart rate
72bpm
Battery
86%
Sync
On
watchOSWear OSHealthKitPower-aware
Built for real wearable constraints, not resized mobile UIs
Apple WatchWear OSFitness trackersSmart ringsAR glasses
Wearable-first thinking
A wearable app is not a smaller phone app
Every constraint changes when the screen moves from your pocket to your wrist. Here's what that means for how we build.
Aspect
Phone app
Wearable app
Screen
5–6 inch touch display, deep menus
1–2 inch glanceable face, one idea per screen
Interaction
Multi step taps and swipes
One glance, one tap, or a voice command
Power
Charged nightly, always on radios
Multi-day battery budget, radios sleep by default
Connectivity
Constant Wi-Fi / LTE
Bursty Bluetooth, must work offline
Our capabilities
What we build
From watch-native experiences to sensor integrations and companion apps, we build complete wearable products around real devices and real user needs.
Wear OS apps
Tiles, watch faces and background services for Android wearables.
Fitness & health trackers
Heart rate, SpO2, sleep and recovery tracking apps.
Smart glasses & AR
Heads-up displays and voice-first hands free interfaces.
Custom IoT wearables
Firmware-to-app pipelines for bespoke hardware.
BLE & sensor integration
Low-power Bluetooth pairing, streaming and background sync.
Wearable app testing
Battery, connectivity and real-device QA before launch.
Product categories
Three kinds of wearable products
From wrist-based fitness to AR glasses each form factor demands its own interaction model, power budget and connectivity strategy.
01
FitnessHealth & fitness apps
Glanceable vitals and workout coaching on the wrist
- Real time heart-rate zones and workout tracking
- Sleep, recovery and stress scoring
- HealthKit / Google Fit sync with the companion app
Category 01
Heart rate zones
02
AccessoriesConnected accessory apps
Smart rings, bands and hearables that stay paired
- Smart rings, bands and hearables
- Continuous background sensing, low battery draw
- Firmware-aware BLE pairing and OTA updates
Category 02
Low-power BLE
03
AR & HUDSmart glasses
Heads-up overlays for hands free field workflows
- Heads-up navigation and data overlays
- Voice-first, hands free workflows
- Field service and warehouse pick-by-vision apps
Category 03
Voice-first UI
04
Augmented RealityAR wearable apps
Immersive augmented reality experiences on wearable devices
- Real time 3D overlays and object recognition
- Interactive training and guided assistance experiences
- Indoor navigation and contextual information display
Category 04
Spatial computing
Technology stack
The stack behind a 1.5-inch screen
We choose native frameworks, connectivity tools, health APIs, and cloud services based on device capability, battery limits, and long term maintainability.
Native platforms
- watchOS + SwiftUI / WatchKit
- Wear OS + Kotlin / Jetpack
- Tizen (Samsung Galaxy Watch)
Cross platform
- Flutter for wearables
- React Native companion apps
- Shared logic via Kotlin Multiplatform
Connectivity
- Bluetooth Low Energy (BLE)
- NFC for tap-to-pay & access
- ANT+, GPS, Wi-Fi Direct
Health & sensor APIs
- Apple HealthKit
- Google Fit / Health Connect
- Raw accelerometer, PPG & SpO2 data
Backend & cloud
- Real time sync (Firebase, AWS IoT)
- REST / GraphQL APIs
- Offline first data queues
Security & compliance
- Encrypted health data, in transit & at rest
- HIPAA / GDPR aware architecture
- Secure OAuth & token handling
Our process
How a project moves forward
Each project moves through a practical delivery path covering device discovery, small-screen UX, sensor development, real-device testing, launch, and ongoing support.
01
Discovery & device audit
Map target wearables, sensors and the companion app to define what's actually possible on device.
02
Small-screen UX design
Glanceable UI, complications and haptics for a 1–2 second interaction.
03
Sensor & BLE development
Native builds with real time sensor pipelines and low-power Bluetooth.
04
Battery & field testing
Real-device testing for battery drain, dropped connections and GPS accuracy.
05
Store launch
Submission for the App Store, Google Play and Galaxy Store, watch-specific guidelines included.
06
Monitoring & support
Crash monitoring, OS-update compatibility and ongoing performance tuning.
Industries we support
Where these apps create value
We create wearable experiences for health, fitness, enterprise operations, payments, navigation, safety, and emerging hands free use cases.
Fitness & sports
Workout tracking, heart-rate zones and coaching apps.
Healthcare & remote monitoring
Vitals tracking and clinician dashboards for remote patient care.
Enterprise & field service
Hands free task lists and voice-guided workflows.
Payments & access control
NFC tap-to-pay, digital keys and badge access.
Navigation & safety
GPS check-ins, geofencing and SOS features.
Smart glasses & AR
Heads-up overlays and voice-first interfaces.
Flexible engagement
Ways to work with us
Choose a delivery model that fits your product stage, internal team, budget certainty, and how quickly your requirements are expected to evolve.
Fixed price
Best for a clearly scoped MVP
- Defined feature set and timeline
- Milestone-based delivery
- Predictable total cost
Dedicated team
Best for ongoing product development
- Your own wearable + mobile engineers
- Direct daily collaboration
- Scale the team up or down monthly
Time & material
Best for evolving requirements
- Pay only for hours worked
- Flexible scope as you learn from users
- Weekly progress reporting
Client feedback
What clients say
Real experiences from businesses building connected wearable products.
“They understood battery constraints better than we did our watch app now lasts a full day of continuous tracking.”
Sample testimonial
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“The BLE reconnect logic they built has cut our support tickets for dropped syncs to almost zero.”
Sample testimonial
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“From watch face to companion app, everything shipped on the same sprint cadence as our phone team.”
Sample testimonial
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Frequently asked questions
Questions we get from wearable companies
Apple Watch (watchOS), Wear OS, Samsung Tizen, fitness trackers with SDKs, and custom BLE-connected hardware, alongside the companion mobile app.
Have a wearable idea? Let's scope it.
Tell us about the device, the sensors involved and what your users need to see at a glance. We'll get back to you with feasibility notes and a rough timeline.
Free 30-minute technical consultation, no obligation.