Daylight: Weather & UV Index

Daylight: Weather & UV Index

By THOMAS BALL

Daylight: Weather & UV Index is a weather utility for outdoor enthusiasts that calculates a personalized 1-1000 safety score based on user-defined skin and comfort preferences.

The App DNA

What makes this app unique?

The app removes the cognitive friction of interpreting complex meteorological data by providing a single, actionable score for daily outdoor planning.

For Outdoor enthusiasts including runners, dog walkers, gardeners, and photographers who require personalized weather and UV safety data.

What does it look like?

Key features

Daylight Scoreedge

Calculates a 1-1000 score based on user-defined skin type and comfort preferences, aggregating UV, temperature, wind, and sky conditions.

Smart Alertsstandard

Provides push notifications for daily briefings, UV index, rain, and lightning conditions.

Sun Protection Guidanceedge

Calculates time-to-burn based on skin type and provides SPF recommendations.

How much does it cost?

subscriptionFree tier with 15-minute refresh intervalsDaylight Pro subscription (monthly or yearly) with free trial

Monetization relies on a subscription model that gates high-frequency data refreshes and advanced forecasting tools.

Velocity

Maintenance developmentUX improvementsperformanceShow more...

The app is currently in a maintenance phase, having shipped only one release in the last 119 days. Development activity is minimal, focusing exclusively on minor UI adjustments and bug fixes rather than new content or feature expansion. Given the lack of updates over the past four months, the app shows no signs of active development or live operations.

See all version history

Who built it?

THOMAS BALL

2 apps tracked · Weather

StepariumSteparium
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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
0.00 · 0

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Daylight: Weather & UV Index

How's the Weather market?

Daylight: Weather & UV Index operates in the weather category as a specialized utility, differentiating itself through health-focused metrics rather than general forecast breadth. The reliance on a subscription model for high-frequency data refreshes creates a clear barrier to entry for casual users.

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The rivals identified

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The Analyst's Read

Key takeaways for Daylight: Weather & UV Index

Where is it heading?

The weather utility market is increasingly consolidating around apps that provide hyper-local, actionable health data. Daylight: Weather & UV Index is positioned to capture the health-conscious outdoor segment, but the current lack of release velocity leaves it vulnerable to rivals that iterate on community-driven features.

  • The 119-day gap since the last update suggests a maintenance-mode posture, which limits the app's ability to respond to competitive feature shifts.

The SWOT

Core Strengths
  • Proprietary Daylight Score increases switching costs via user-specific profile calibration
  • Sun protection guidance positions the app as a health-conscious utility
Critical Frictions 2 weaknesses inside
Growth Levers
  • Localized UV safety campaigns could capture health-conscious segments
Market Threats 1 threat identified

Next best moves

1 Invest

Ship offline-caching for the Daylight Score because current reliance on live data limits utility in low-connectivity areas → increase daily usage

The counter-intuitive read

The app's reliance on Apple Weather is not a weakness but a moat…

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Bottom line

Daylight: Weather & UV Index secures a niche with its personalized safety score, but the lack of recent feature investment risks losing ground to more active weather utilities.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

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FAQ

Is Daylight: Weather & UV Index better than standard weather apps?
Daylight: Weather & UV Index is designed for users who need personalized health and UV safety data, whereas standard weather apps focus on general forecasts. If you prioritize sun protection and comfort metrics, it offers more specific utility than generic weather tools.
Does Daylight: Weather & UV Index require a subscription?
The app is free to download and use, but Daylight Pro is a subscription that unlocks high-frequency data refreshes, advanced precipitation graphs, and smart alerts.
What are some free alternatives to Daylight: Weather & UV Index?
Users seeking basic weather forecasts without a subscription can use Apple Weather or other ad-supported weather apps, though these may lack the personalized Daylight Score and specific sun protection guidance.

Sources

  1. [1] App Store

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Daylight: Weather & UV Index, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Daylight: Weather & UV Index Intelligence Report.” Updated Oct 11, 2026. https://marlvel.ai/apps/daylight-weather-uv-index

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