Tan AI is a cross-platform tanning app with an AI chat coach and Fitzpatrick-based skin-type personalization. SPF Tan Timer (by BluPalms LLC) is an iOS-only UV tracker with a session countdown and burn alerts. Full comparison below.
Which one fits depends on what you want: Tan AI if you want skin-type-aware session recommendations, a chat coach, Android support, or a broader free tier; SPF Tan Timer if you want a minimal UV readout plus countdown on iOS at the lowest weekly entry price in the roundup ($0.99/wk).
Tan AI vs SPF Tan Timer: feature comparison
| Feature | Tan AI | SPF Tan Timer |
|---|---|---|
| App Store rating | 4.9★ | 4.5★ |
| Ratings volume | 2,700+ | 2,200+ |
| iOS | ✓ | ✓ |
| Android | ✓ | — |
| AI chat coach (learns you) | ✓ | — |
| Fitzpatrick skin-type quiz | ✓ | — |
| Skin-aware session timer | ✓ | — |
| Real-time UV tracking | ✓ | ✓ |
| Hourly UV forecast | ✓ | Basic |
| Sunburn alerts | Preventative | ✓ |
| Usable free tier | ✓ | — |
Feature comparison based on public App Store listings, April 2026.
Meet the apps
Tan AI
SPF Tan Timer
Key differences
- Personalization: Tan AI uses a Fitzpatrick skin-type quiz to tailor session length and SPF guidance per user. SPF Tan Timer uses a universal countdown — the same session length regardless of skin type.
- Chat coach: Tan AI includes a conversational AI that retains skin type, stated goals, and session history. SPF Tan Timer is a read-only UV tracker plus countdown.
- Platform and rating: Tan AI is on iOS and Android at 4.9★ across 2,700+ ratings. SPF Tan Timer is iOS-only at 4.5★ across 2,200+ ratings.
Price
Both apps are free to download. Tan AI's free tier covers the chat coach, skin quiz, UV tracker, and session timer. SPF Tan Timer's flow is subscription-forward — most of the experience is behind the paywall. Its pricing spans the lowest weekly entry point in this roundup ($0.99/wk) up to a $47.00 yearly tier.
Tan AI
Free to download · $6.99/wk–$49.99/yr
- Weekly (3-day free trial)$6.99
- Monthly$12.99
- 3-month$19.99
- Yearly$39.99–49.99
SPF Tan Timer
Free to download · $0.99/wk–$47.00/yr
- Weekly (some tiers 3-day trial)$0.99–5.99
- Yearly (3-day free trial)$29.99–47.00
Pricing pulled from the US App Store, April 2026. SPF Tan Timer runs multiple A/B-tested tiers — your checkout may show a different price.
Which one fits which user
Tan AI fits users who want skin-type-aware session recommendations, a chat coach, Android support, or a broader free tier.
SPF Tan Timer fits iOS users who want a minimal UV readout plus countdown at the lowest weekly entry price in this roundup ($0.99/wk).
Both apps are free to download. Differences by category: Tan AI covers iOS + Android, includes Fitzpatrick personalization plus a chat coach, and has a broader free tier. SPF Tan Timer covers iOS only, is simpler in feature scope, and has the lowest entry-point weekly price.
FAQs
How does Tan AI compare to SPF Tan Timer on UV data?
Both apps use real-time UV data. Tan AI additionally factors Fitzpatrick skin type into session length and SPF guidance; SPF Tan Timer uses a universal countdown without skin-type input.
Does SPF Tan Timer work on Android?
No. SPF Tan Timer is iOS-only. Tan AI is on both iOS and Android.
Which is better for beginners?
Tan AI includes onboarding via a Fitzpatrick skin-type quiz plus a chat coach that answers questions in plain language — geared toward newer tanners. SPF Tan Timer assumes the user interprets the UV number and sets their own countdown.
Still deciding?
For the full category landscape, see our roundup of the best tanning apps of 2026. If you're weighing Tan AI vs Beam Tanning or Tan AI vs TanTime, those cover the next two closest matchups.
