Accelerating drug development.

Designed for real-world, real-time data collection and digital endpoint discovery.

Happy Ring is the most advanced sensor platform ever.

Simplifying the deployment of DCTs to help bring life-saving therapies to market faster.

Improve enrollment diversity of trial participants
Increase patient retention using frictionless, remote, 24/7 data collection
Assess safety and efficacy faster with objective measures
Develop novel endpoints that help personalize patient treatments
Gain a competitive market edge from pre-clinical to commercialization
Use real-world data to continuously drive effectiveness in care settings

Collecting real-world, ambulatory data has never been easier.

Happy Ring sets a new standard for decentralized clinical trials with fully remote patient onboarding, intuitively modern user-experience design, continuous streaming of up to 21 patient biomarkers and endpoints, near real-time compliance monitoring, and easy integration into eClinical Platforms and EHR.

For Patients

Designed for any occasion

Happy Ring’s human-centric visual aesthetic and ergonomic design is perfect for every outfit and every environment.

Built for 24/7 wear

The perfect balance of weight and ruggedness. It has a diamond-hard ceramic exterior that is nearly scratch-proof and is water resistant up to 1 meter. 

Super simple setup

Modern user experience design is intuitive and quick to navigate. Making onboarding, daily use, and patient support  a breeze.

No inputs required

Fully passive data collection means that no data is lost, and the participant never has to remember to complete a measurement.


Easy, virtual

Patient onboarding, setup, and monitoring are fast, passwordless, and can be completed from almost anywhere.

data transfer

Raw and processed data streams are automatically uploaded to the Happy Cloud, where they can be instantly visualized, processed, or downloaded.

data availability

Maximize data from each study participant with an easy-to-wear form factor and automatic smart reminders to the patient. 

adherence reports

Receive daily reports so that staff can quickly intervene when they identify a compliance issue.

One platform.
Infinite insights.

Happy Labs App

The Happy Labs app is a companion mobile app for the Happy Ring. It enables the secure recording and transmission of raw data and digital biomarkers from the Happy Ring via Bluetooth and to the Happy Cloud via the phone’s internet connection.

  • iOS compatible (Android™ version coming soon)
  • Simple, intuitive user interface
  • Fast, “one tap” remote onboarding
  • Supports use of multiple rings simultaneously 
  • Supports complementary device use (e.g., glucometers, weight scales, etc.)
  • Passwordless, cryptographic login  
  • Real-time alerts and notifications
  • Integrates with ePRO, EHR, and other eClinical platforms

Happy Labs

A web portal for research staff to easily manage participants across sites. Including remote invitation and onboarding, real-time monitoring of compliance and ring usage, visualization and download of all raw and processed data, and API-based integration with sponsor and partner infrastructure, e.g., Electronic data capture (EDC) solutions.

  • Enroll and manage participants remotely
  • Review data at a participant level or across all sites
  • Monitor wear compliance and wear times
  • Set alert and reminder rules at a patient, site, or study level
  • Drill-down capabilities into digital endpoint/biomarker results
  • Download raw and processed data for further analysis
  • Easy web-based access from any device

Built to work
with Happy Ring

Happy Ring is the most capable and comfortable medical device ever. With accuracy validated to the strictest clinical standards and all-day comfort exceeding the most discerning consumer standards.

Independently validated,
real world measurements.

FDA-Grade Biomarkers
Heart rate
Heart rate variability
Blood Oxygen (SpO2)
Respiratory Rate
Research Grade Biomarkers
Sleep Stages
Sleep onset / naps
Sleep quality
Apnea / Hypopnea / Hypoxia (in validation)
Autonomic events
Cognitive performance / focus
Sun (or light) exposure 
On-Finger Detection
Phone use
Scratch (in development)
Tremor (in validation) 
CRS onset detection (in development) 
Seizure detection (in development)
Direct Sensor Data
Broad-spectrum PPG (R/G/B/IR)
Continuous 4 electrode EDA
3-axis accelerometer
NIST certified Skin & Ambient temperature

Designed with powerful privacy and security in mind.

Designed to protect privacy

Built to be 21 CFR part 11 compliant. Follows HIPAA, NIST, COPPA, GDPR, and CCPA guidelines.

Encrypted and secure throughout

Built with end-to-end passwordless cryptographic security. Happy does not maintain or have access to a user's encryption keys.

Built with industry standards

Follows SMART on FHIR interoperability standards so users can transmit, share, and download their health data.

Creates a seamless connection

Authentication uses the user’s login credentials and leverages OAuth 2.0 to establish a secure connection to partner platforms.

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