Wearables API for health data

Connect your app to users' real-time data from 500+ devices via a single wearables API.
 Eliminate the complexity of building and maintaining integrations for every fitness tracker. Get access to activity data, sleep metrics, heart rate, and more from all major wearable devices, so you can focus on building core app features.

Circular badge displaying a shield and lock icon above the text 'CCPA Compliant'.Circular stamp with the text 'GENERAL DATA PROTECTION REGULATION' around the edge, 'GDPR COMPLIANT' in the center, and a checkmark below the text.HIPAA Compliant seal featuring a caduceus symbol inside concentric circles.
200+ healthcare organizations work with Spike
500+ supported devices

Integrate wearables data in both raw and normalized format 


Connect instantly to all major wearable and IoT platforms through one standardized API - no custom integrations required. We manage new device rollouts and provider updates - so you don’t have to.

Dedicated implementation engineer

Get support every step of the way

Clear documentation and a dedicated Implementation Engineer will help you get up and running. Accelerate development, cut maintenance time, and focus on building great features that differentiate your app.

AI-ready infrastructure

MCP layer and LLM-compatible data pipeline

Spike wearables API delivers enterprise-grade infrastructure to handle large-scale data volumes and fidelity. Ingest billions of data points across all health applications through structured, model-compatible data taxonomies, reducing data preparation time.

Reduce time-to-market

Fast integration

Our Wearables API is designed for quick implementation, allowing developers to skip building individual integrations for each wearable device.

Smiling man with short dark hair and beard wearing a black shirt in a softly lit room with purple tones.
Antoine Delport
CPO of OuiLive

Spike enabled us to offer premium user experience to all of our users, and at the same time, be able to focus on the core parts of our business.

Access data from all the major providers

Ship faster with one API

JSON data displaying detailed sleep and health metrics including heart rate, SPO2, sleep duration stages, breathing rates, and skin temperature from Apple HealthKit.

Integrate our API with a dedicated implementation engineer

Start testing right away with our easy-to-implement and well documented API, and shorten your development cycles.


Every organization gets a dedicated implementation engineer from the sandbox level to help with setup and optimization.

Connect with all health data sources

Allow your users to connect. No matter what wearable, IoT device, or lab system your users use.

Start leveraging AI-ready Health 360° data

Get integration-ready data that enable intelligent diagnostics, predictive analytics, and personalized care recommendations.

Designed For Developers

Access wearables data in both raw and structured/normalized format while we maintain provider API upgrades, monitor new sensor releases and API version control so that you don’t have to.

Easy to implement

Connect to Spike from any platform of your choice with as little as a few lines of code. Start testing right away.

Standardized and normalized data

Receive data which makes sense in an easily digestible format.

No mundane maintenance tasks

Leave all that boiler plate management to us and concentrate on building value for your users

People are talking

Read our clients testimonials, focusing on measurable product improvements.

"Spike enabled us to offer a premium user experience to all of our users, and at the same time, be able to focus on the core parts of our business."

Antoine Delport
CPO @OuiLive

"It's the best support we have from any provider. We're integrated in Slack, and despite time zone changes, that hasn't become an issue."

Nicolas Lasso
CTO @Longevo

"Spike gave us a huge shortcut. It would've taken months to get wearables working right — and even then, we'd still have to maintain them. Now we just build on top."

Kevin Lam
Principal Software Engineer @BuiltWthScience

“Spike API enabled us to access and manage data from various wearables efficiently. The fact that Spike does not store user data was a crucial factor in our decision, ensuring our commitment to data privacy and security.“

Ciara Ferguson
Chief Data Scientist @MoodyMonth

"With Spike API, we’ve been able to integrate diverse wearable data, offering our users more precise and actionable insights. This has improved the accuracy of our training recommendations and user satisfaction."

Photo of Brian Rosetti, founder of V.O2
Brian Rosetti
Founder @V.O2

Scalable pricing

Usage-driven, transparent, and flexible — pricing that adapts to your business needs.

Pricing card for Sandbox Start & Scale plan at $450 per month with CCPA, GDPR, and HIPAA compliance badges.

Schedule a quick demo

We’d be happy to give you a quick intro on how you can leverage Spike Health 360 API.
We have same-day or next-day slots available. Just pick a convenient time for you.

Get real-time data and historical insights from any device with Spike Wearables API

Access historical data

Acquire historical data through HTTP requests.

Specify the duration and retrieve past health metrics for comprehensive health trend insights.

Track improvements and analyze patterns.

Build AI insights with MCP

Use Spike MCP to add AI insights to you app, working directly with data from any wearable.

Automatically fetch, analyze, and interpret data from all your connected devices.

Spike MCP server handles authentication, data retrieval, and formatting.

FAQs

What is Spike Wearables API?

Spike Wearables API is a single integration layer that connects your app to data from 500+ wearable devices and platforms, enabling seamless health data integration.

How can the Spike Wearables API boost app engagement?

By providing personalized insights and actionable health data, the Spike Wearables API helps your users track fitness, wellness, and health progress, resulting in higher retention and user satisfaction.

Is the Spike Wearables API secure and compliant?

All Spike health data is encrypted, HIPAA-compliant, and privacy-focused, ensuring secure integration into any fitness or health app.

Does Spike expand their wearable device integrations?

Spike continuously updates and expands device integrations, ensuring support for the latest device models and API updates without extra development effort on your end.

How fast can apps integrate the Spike Wearables API?

Most developers integrate the Spike Wearables API in under a week with our developer-friendly documentation and dedicated implementation engineer support. Unlike building individual integrations for Fitbit API, Garmin API, and other fitness tracker APIs, Spike helps you get health data integration live quickly with minimal engineering overhead.

Which wearable devices are compatible with the Spike API?

Our API supports all major wearables, including Apple Watch, Fitbit API, Garmin API, WHOOP API, and 500 more, enabling developers to integrate health data from multiple devices via a single API.

Can I access normalized wearable data for analytics with the Spike Wearables API?

Yes, Spike delivers structured, normalized health data from multiple devices, making it easy to use in analytics, AI models, and personalized app features.

How simple is it to integrate the Spike Wearables API into my app?

Integration is straightforward, thanks to developer-friendly documentation and a dedicated implementation engineer, which enables quick deployment, personalized support, and minimal engineering overhead.

What is the difference between the Spike Wearables API and individual wearable integrations?

Spike Wearables API provides access to data from 500+ wearable devices with a single API, eliminating the need to build separate connections for each fitness tracker API. Spike’s unified API platform reduces development time and ensures your app stays updated with the latest wearable device updates without extra engineering work on your part.

What is the pricing for Spike Wearables API?

Spike uses transparent and flexible pricing based on active users, allowing our clients to easily scale up or down based on usage. 

Have more questions? Talk to our representative.