SunSprite Logo

Personal Light Tracker.

Improve your energy,
sleep and mood.

Developed by Doctors

Light and UV information is based on 30 years of scientific research.

Solar-Powered

SunSprite runs on sun, just like you. No cords or plugs. No batteries to replace.

Gives Useful Feedback

Instantly know your current exposure and progress toward your goal.

Easy-to-Use

Clips anywhere, never needs to be plugged in, one simple progress check button.

Sync Your Stats Wirelessly

iPhone screen shot of SunSprite app dashboard
Android screen shot of SunSprite app history
Quote icon

I love it. It's light, small, attractive and has a great magnet to keep it in place. It's a fun way to get motivation for more sunlight.
— Sharla

Bring Your SunSprite to Life

Alive is a handcrafted jewel case specially designed for the SunSprite. Inspired by the historical sun etchings, the piece features a pierced sun motif that is hand carved and cast in solid brass with silver or gold platings.


One button. Instant feedback.

SunSprite led instructions

Press side button to see your daily progress.

SunSprite led instructions

Each LED represents 10% of your daily light progress.

SunSprite led instructions

If the next light is flashing, you're in bright enough light.

SunSprite led instructions

Once you hit 100%, SunSprite does a victory dance!

Latest From SunSprite Blog

The Importance of Morning Light Exposure and What it Can Do for Your Sleep

A dose of bright light first thing in the morning can really go a long way for any individual and can even make all of the difference in your ability to get to sleep at night. If you have never heard of bright light therapy, it can be exactly what you are looking for and just the thing you need to not only feel more awake during the day but to get better sleep at night. As the name suggests, bright light therapy uses light exposure to help set your internal clock.

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Sunsprite 2.0

Hello SunSprite fans!

We wanted you to know and share our excitement about some of the features of the new redesigned SunSprites coming out this Fall!

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Wearable light meter battles America’s love of pills

Read the Article on Medium.

Why that wearable light meter is SunSprite! And it’s sounding a little heroic in entrepreneur and journalist Henry Copeland’s wonderful account of its birth and development. Along the way, Henry gives a great summary of the science of light and mood. We encourage you to have a look at it. You can also follow his ongoing discoveries about what light is bright and what light is not as he takes his SunSprite out for a spin: Want to see a SunSprite in action with some real world data from a cloudy day? Check out this Instagram post. We’re so glad that Henry heard about SunSprite from two of his friends.

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Improve your energy, sleep and mood now!