Sundial - Tan Smarter
Sundial
About
This app uses real sun science to provide personalized tanning guidance based on your skin type. It offers live UV forecasts, custom timers, and progress tracking to help you tan safely and effectively.
What's New in Sundial
1.0
June 22, 2026
Subscription plans
Sundial Plus
AI coach, full timeline, couple mode, and so much more.
In-App Purchases
$19.99
Sundial Lifetime
Everything in Plus, forever. One payment, no sub.
FAQ
What is Sundial?
Sundial is a tanning app that uses real sun science to provide personalized guidance based on your Fitzpatrick skin type. It offers live UV forecasts, custom timers, and progress tracking to help you tan safely and effectively.
Does Sundial have ads?
No, Sundial is ad-free. The core app is free to use and does not contain advertisements.
What are the pricing options for Sundial?
The core app is free. Sundial Plus is available for $9.99 per year, offering an AI coach, full selfie timeline, couples mode, and deep analytics. A Lifetime option is also available for $19.99.
What features are included in the free version of Sundial?
The free version includes live UV, personalized timers, session tracking, streaks, friend features, and tan spot discovery. It does not include ads or a trial timer.
How accurate is Sundial's tanning advice?
Sundial's timers and estimates are provided as guidance, not medical advice. The app uses your skin type and real-time UV data to offer personalized recommendations.
What devices does Sundial support?
Sundial is currently supported on iPhone.
How often is Sundial updated?
Sundial was last updated on June 22, 2026, with version 1.0.
Can I track my tan progress with Sundial?
Yes, Sundial allows you to watch your glow build with a selfie timeline of your tan journey and tone progress along a bronze ramp. The paid version offers a full selfie timeline with tone grading.