Try Contactless Vital Signs Scanning — Free on Your Phone
Curious about your heart rate, stress level, or blood oxygen? Circadify reads your vital signs through your phone's camera in 30 seconds flat. No wearable. No account. No cost. Just open the app, look at your screen, and get your results.
Why Choose Us
Advanced rPPG technology that transforms any camera into a health monitoring device
No Wearable Needed
Forget smartwatches, chest straps, and finger clips. Circadify uses your phone's front camera to read your vital signs contactlessly. If you have a smartphone, you already have everything you need to start scanning.
Results in 30 Seconds
Open the app, face your camera, and hold still for half a minute. That's it. Circadify delivers your heart rate, stress level, breathing rate, and blood oxygen before you finish your morning coffee.
Multiple Vital Signs at Once
One quick scan gives you heart rate, heart rate variability, breathing rate, stress index, and blood oxygen. Instead of juggling separate devices for each measurement, Circadify captures them all together.
Privacy-First Design
Your health data stays on your phone. Circadify processes everything locally on your device — no video is uploaded, no biometric data is stored on servers, and nothing is shared with third parties.
Easy Enough for Anyone
No setup, no calibration, no instructions to memorize. The app guides you step by step: hold still, face the camera, and your results appear. If you can take a selfie, you can scan your vitals.
Track How You Feel Over Time
Scan regularly and watch your trends. See how your heart rate and stress change with sleep, exercise, and daily habits. Circadify helps you build awareness of what your body is telling you.
See What Your Phone Can Tell You
Your camera can read more about your health than you think. Download Circadify and try your first scan today.
Download FreeHow People Use Circadify Every Day
Real moments where a quick, contactless vitals check makes a difference
Morning Wellness Check
Start your day with a 30-second scan before you even get out of bed. See your resting heart rate, overnight recovery, and stress baseline so you know how your body is feeling before the day begins.
Build a daily health habitPost-Workout Recovery
After a run, yoga session, or gym workout, scan your vitals to see how quickly your heart rate returns to normal. Track your recovery over weeks to see your fitness improving.
Understand your body's recoveryStress Awareness
Feeling overwhelmed at work or before a big presentation? Take a quick scan to see your stress level in real numbers. Use the insight to decide if you need a break, a walk, or a few deep breaths.
Put a number on how you feelContactless vitals technology for healthcare, insurance, and security
Get in Touch
Tell us about your use case and we'll get back to you within 24 hours.
Ready to See What Your Camera Can Do?
Thousands of people have already discovered that their phone can read their vital signs. Download Circadify free, take your first 30-second scan, and see your heart rate, stress, and more — no wearable, no sign-up, no strings attached.