Comparison

DeTan vs Solay

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DeTan

This app helps you manage sun exposure and tanning safely. It uses real-time UV data and your skin type to provide personalized guidance on when to seek shade, reapply sunscreen, and limit exposure. Track your daily sun intake and build healthier habits for better skin.

Highlights
  • Real-time UV index tracking
  • Smart tanning timer
  • Personalized skin protection
  • Sunscreen reminders
  • Daily exposure insights
  • Minimalist interface
Features
Read full description

DeTan – Smart Sun Tracker & Tanning Control Take control of your sun exposure with DeTan, your intelligent companion for safer tanning and healthier skin. Whether you're heading out for a quick walk or planning a beach day, DeTan helps you stay protected while getting the perfect amount of sun. DeTan uses real-time UV data, location tracking, and personalized skin insights to guide you on when to step out, when to reapply sunscreen, and when to seek shade. No more guessing — just smarter sun care. Why Choose DeTan? Real-Time UV Index Tracking Stay updated with accurate UV levels around you and avoid harmful exposure with DeTan. Smart Tanning Timer Get notified before your skin starts to burn. DeTan helps you tan safely, not excessively. Personalized Skin Protection Based on your skin type, DeTan suggests ideal sun exposure limits tailored just for you. Sunscreen Reminders Never forget to reapply. DeTan keeps your protection consistent throughout the day. Daily Exposure Insights Track how much sun you’ve had and build healthier habits with DeTan. Minimal, Clean Experience Simple, distraction-free interface designed to make sun care effortless. Built for Everyday Life Whether you're commuting, traveling, working out, or relaxing outdoors, DeTan quietly works in the background to keep your skin safe and glowing. Smarter Sun, Better Skin Sun exposure doesn’t have to be risky. With DeTan, you get the perfect balance between tanning and protection — all backed by smart insights. Download DeTan today and step into the sun with confidence. Terms Of Use - https://sites.google.com/view/uvindex/terms-of-use Privacy Policy - https://sites.google.com/view/indexuv?usp=sharing

About

Solay

Features
Read full description

Solay helps you plan your time in the sun with real-time UV index, a smart sun timer, SPF reminders, and personalized guidance based on your skin type. Whether you are going to the beach, walking outside, traveling, or spending time by the pool, Solay gives you a simple way to understand today’s UV conditions and manage your sun exposure more intentionally. REAL-TIME UV INDEX See the current UV index for your location, including the risk level and today’s peak UV. SMART SUN TIMER Get a recommended sun session based on the current UV index, your skin type, and your selected SPF. SPF REMINDERS Track when you applied sunscreen and get reminders when it is time to reapply. HOURLY FORECAST Check how UV changes throughout the day and find better windows for outdoor time. SKIN TYPE GUIDANCE Personalize your experience based on how your skin usually reacts to the sun. SESSION HISTORY Save your sun sessions and review your recent outdoor exposure over time. BUILT FOR SIMPLE SUN PLANNING Solay is designed to be clear, fast, and easy to use. Open the app, check the UV, start your timer, and stay aware while you enjoy your time outside. Please note: Solay provides general sun exposure guidance and UV information. It does not provide medical advice. Tanning and UV exposure can increase the risk of skin damage. Always follow local health guidance and use appropriate sun protection. Privacy Policy: https://kovacssoftware.com/apps/solay/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

DeTan4 screens
Solay4 screens

Verdict

The call

The clearest difference is update cadence: Solay at every 6 days against DeTan's every 3 weeks. DeTan's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. DeTan sells 2 in-app purchases, starting at $3.89 per 7 days and Solay sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

DeTan ships an update every 3 weeks, Solay every 6 days. Both last shipped on October 31, 2026.

Scorecard2 real differences · 7 level
DeTan versus Solay: the parameters behind the verdict, then further details
ParameterDeTanSolay
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS16.0 — better16.4
Further details — not scored
Size39 MB73 MB
Age rating4+12+
DeveloperTatsat BrahmbhattKovacs Software Solutions

In-app purchases

2 purchases

DeTan

Subscriptions2
  • Weekly3 Days trial$3.897 Days
  • Yearly$39.991 Year
2 purchases

Solay

Subscriptions2
  • Monthly$4.991 Month
  • Yearly$39.991 Year

Questions

Is DeTan free?
DeTan is free to download, with in-app purchases available.
Is Solay free?
Solay is free to download, with in-app purchases available.
Do DeTan or Solay have ads?
Neither DeTan nor Solay shows ads.
Which is updated more often, DeTan or Solay?
DeTan ships an update every 3 weeks, and Solay every 6 days. Most recently, DeTan was updated on October 31, 2026 and Solay on October 31, 2026.

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