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Personal Light Tracker



First solar-powered personal sun exposure tracker

A 60-Second SunSprite Tutorial

Take a tour of the health benefits and tech behind SunSprite wearable light tracker.

Learn how SunSprite tracks visible and UV light to improve your energy, mood, and focus, regulate your sleep cycle, and monitor UV exposure.

SunSprite is your personal energy coach, sending you alerts and notifications to keep you on track.


Get feedback

Mobile coaching tips are dynamically served to you based on your personal tracking data. View simple, easy steps to take control of your health.


Sync wirelessly

Easily syncs with your iPhone so you can track your progress real-time, view your stats, and get personalized goals and tips.


Never charge it

SunSprite is completely solar-powered, so it gets the power it needs while you're getting the light you need. No plugs or cords needed.

See SunSprite in Action

Clinically proven benefits of Sunlight:


Bright light increases energy and vitality. Wake up with a pop in your step.


Bright light regulates the secretion of melatonin, resulting in better quality sleep and more energy in the morning.


Bright light is recommended by doctors as a front-line treatment for both seasonal and non-seasonal depression.



Bright light increases ability to focus and reduces ADHD symptoms such as distractability, inattention, and hyperactivity.



Bright light reduces stress by decreasing levels of the stress hormone cortisol.


Bright light is important for proper eye development, reducing myopia onset and progression in children.

Our Team
GoodLux Technology | Creators of SunSprite

Our Blog: Most Recent Posts

Lux is the New YOLO

by Allie Miller

Jul 8, 2014

I don’t mean to brag, but I know the meaning of a lot of words. Below are some examples.

  • Sun: [noun] The bright thing in the sky that helps me see the ground.
  • Light: [noun] The thing the bright thing emits.
  • Sky: [noun] The big blue thing that houses the big bright thing.

But “lux” is not a term that comes up often. Or at least, not until the last few months.

Read More

UV Addiction

by Jacqueline Olds, M.D. & Richard Schwartz, M.D.

Jun 23, 2014

It’s an idea that emerged about a decade ago. Sunbathers are addicts. Tanning is a true addiction. The idea got a big boost last week with a paper published in Cell offering evidence of a pathway for tanning addiction.

Read More

The Light Therapeutic

by Jacqueline Olds, M.D. & Richard Schwartz, M.D.

Jun 20, 2014

Last week, a potential investor challenged us with a question. “I know about the importance of light for health, but hardly anybody else does. Where’s your market?”

We told him light and health is not only an exciting and rapidly growing area of research. It’s also an area

Read More

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