Know when to cover up

Hourly UV forecasts for anywhere in the world, and a burn time made for your skin. So you can enjoy the sun without the sunburn.

Download on the App Store Get it on Google Play
A sample summer day. Drag or tap the dial to explore.

Made for your time outside

UVLens keeps it simple: the UV right now, when it's strongest, and one practical tip for heading out.

UVLens home screen for Darwin, showing very high UV now on a flame scale, time to cover up from 8:50 AM to 4:40 PM and a burn time of 20 minutes

Your whole day on one dial

Slide around the dial to see when UV peaks and when it's time to cover up.

My Skin screen with a personalised avatar, a burn time of 20 minutes and a button to start a sunscreen reminder

A burn time made for your skin

See how quickly you could burn, then set a reminder to reapply sunscreen.

Skin quiz with the avatar at the top showing skin type III, and eye and hair colour choices below

Find your skin type

Answer four quick questions about your eyes, hair and skin, and watch your avatar change as you go.

See the UV around the world

Spin the globe to watch the UV rise and fall, hour by hour. Tap anywhere to see the day there and when to cover up.

Open the UV map

As featured in

  • The New York Times
  • Gizmodo UK
  • Today
  • BBC Science Focus
  • Mashable

Take UVLens with you. It's free.

Hourly UV forecasts, your personal burn time and sunscreen reminders, on iPhone and Android.

Download on the App Store Get it on Google Play
UVLens showing extreme UV at 12:30 PM in Darwin, with a burn time of 15 minutes and advice to bring sunscreen, a hat and sunglasses