The unified API for health data

Connect to Fitbit, Garmin, Oura, Apple Health, and more with a single integration. Normalized data. Real-time sync. Enterprise-grade security.

10M+
API calls/month
8
Providers supported
99.9%
Uptime

Connect to the platforms your users already use

Why developers choose onewell

Stop maintaining dozens of integrations. Ship faster with a single API.

Unified data model

One schema for all providers. Fitbit, Garmin, Oura, Apple Health — normalized into a consistent format.

Security-first

AES-256 encryption, audit logging, row-level security. Built for health data compliance from day one.

Real-time sync

Webhooks notify you instantly when data arrives. No polling. Build reactive health experiences.

Simple to integrate.
Powerful results.

Get from zero to health data in under 10 lines of code. Our REST API and TypeScript SDK make integration effortless.

  • OAuth handled for you
  • Normalized data schema
  • TypeScript SDK
  • Webhook support
app.ts
import { OneWell } from '@onewell/sdk';

const client = new OneWell('your_api_key');

// Get sleep data from any provider
const sleep = await client.sleep.list({
  userId: 'user_123',
  startDate: '2024-01-01'
});

Ready to unify your health data?

Get started in minutes. Free tier includes 1,000 API calls per month.