Comparison

Sun Exposure Time in Daylight vs Coherent

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

Head to head
About

Sun Exposure Time in Daylight

Monitor your daily outdoor light exposure to enhance mood, sleep, and vitamin D levels. This app helps you balance time in sunlight and shade, offering smart reminders and tracking your progress over time.

Highlights
  • Outdoor time tracking
  • HealthKit integration
  • Daily & weekly trends
  • Set target goals
  • Smart reminders
  • Private data storage
Read full description

Track your time outdoors and take care of your skin, mood, and sleep — all with one simple app. Feel like you’re not getting enough light during the day? Spending time in natural daylight can improve sleep, boost mood, and support vitamin D levels. This app helps you stay on track by measuring your daily light exposure right from your Apple Watch. See how long you’ve spent outside today, view trends over time, and understand how your daylight habits impact your health. Whether you’re working from home or want to avoid overexposure, this tool keeps your skin and body in balance. Features: • Outdoor time tracking with HealthKit integration • Daily & weekly daylight trends • Target goals to stay in healthy light zones • Smart reminders to move outside or seek shade • 100% private – data stays on your device Start taking sunlight seriously. Track your exposure and feel the benefits of a well-lit day.

About

Coherent

This minimalist app guides users through two core breathing techniques to promote calm, focus, and nervous system regulation. It offers a privacy-first, offline experience with no data collection, ads, or subscriptions.

Highlights
  • Box Breathing technique
  • Mountain Breathing technique
  • Nervous system regulation
  • Mind-body alignment
  • Privacy-first design
  • Offline functionality
Features
Read full description

Coherent: Practice the Art of Breathing Unlock a powerful state of calm and focus with Coherent, a beautifully minimalist app designed for athletes, students, and anyone looking to regulate their nervous system. Inspired by sports psychology, our two core breathing modes guide you toward a balanced mind and body. Box Breathing: Master Control Our first mode introduces you to Box Breathing, a structured technique used to slow your heart rate and balance your nervous system. A glowing square guides your breath through four equal parts: a 4-second inhale, a 4-second hold, a 4-second exhale, and a final 4-second hold. The box's color changes in sync with each phase, helping you build discipline and control. Mountain Breathing: Find Your Flow After mastering control, transition to a more fluid rhythm with Mountain Breathing. A single mountain shape provides your visual cue: inhale for 4 seconds as the mountain fills with color from the base to the peak, then exhale for 4 seconds as it stays filled and the color gradually darkens. This meditative rhythm helps you relax, stay present, and enter a state of flow. The Science of Coherence Coherence is the state where your mind and body are in perfect alignment. Our breathing techniques are designed to harmonize your cranial brain, the enteric nervous system (neurons in your gut), and the rhythms of your heart. When these systems align, you achieve a state of coherence—the wellness equivalent to flow. Privacy-First Design Coherent is built with your privacy in mind. No Data Collected: We do not collect personal information or track your usage. No Ads, No Subscriptions: The app is completely free, with no ads or in-app purchases. Completely Offline: It works entirely without an internet connection. Master your breath, find your focus, and achieve a state of coherence.

Screenshots

Coherent2 screens

Verdict

The call

The clearest difference is rating: Coherent at 5.0 against Sun Exposure Time in Daylight's 3.5. Coherent also leads on update cadence (every 3 days vs every 6 weeks). Sun Exposure Time in Daylight's advantage is iOS requirement (13.0 vs 18.5). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Coherent holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

Sun Exposure Time in Daylight ships an update every 6 weeks, Coherent every 3 days. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Sun Exposure Time in Daylight versus Coherent: the parameters behind the verdict, then further details
ParameterSun Exposure Time in DaylightCoherent
PriceFreeFree
Rating3.5 (2 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 6 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPad
Requires iOS13.0 — better18.5
Further details — not scored
Size1 MB2 MB
Age rating4+4+
DeveloperAlvaro Garcia PizarroKeenan Fitzmorris

Customer experience

Sun Exposure Time in Daylight

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Coherent

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sun Exposure Time in Daylight

No in-app purchases

None

Coherent

No in-app purchases

Questions

Is Sun Exposure Time in Daylight free?
Sun Exposure Time in Daylight is free to download, with no in-app purchases.
Is Coherent free?
Coherent is free to download, with no in-app purchases.
Which has better reviews, Sun Exposure Time in Daylight or Coherent?
Coherent is rated higher. Sun Exposure Time in Daylight averages 3.5 out of 5 from 2 ratings, while Coherent averages 5.0 from 1 ratings.
Do Sun Exposure Time in Daylight or Coherent have ads?
Neither Sun Exposure Time in Daylight nor Coherent shows ads.
Which is updated more often, Sun Exposure Time in Daylight or Coherent?
Sun Exposure Time in Daylight ships an update every 6 weeks, and Coherent every 3 days. Most recently, Sun Exposure Time in Daylight was updated on November 5, 2026 and Coherent on October 30, 2026.

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