Comparison

Sun Clock App vs Sundown

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

Head to head
About

Sun Clock App

This utility app displays the current time and the sun's position for your location. It shows solar time, sunrise, and sunset, with options to toggle seconds and 12/24-hour formats. The app automatically updates your location and can keep your device awake for continuous display.

Highlights
  • Shows solar time
  • Displays sunrise and sunset times
  • Toggle seconds display
  • 12/24 hour format option
  • Automatic location updates
  • Keeps device awake
Features
Read full description

This clock shows the time and the position of the sun for your current location. The blue line shows how much time of the day is already gone. Features: - shows the solar time, sunrise and sunset times - toggle the display of the seconds - toggle between 12 and 24 hours - the location is automatically updated when you move - keeps the device awake, so it can be used as a real clock

About

Sundown

Plan your daily activities and events around natural daylight cycles. Set alarms and reminders linked to sunrise and sunset times, perfect for outdoor activities, photography, or daily routines. Get accurate solar timings for thousands of locations worldwide.

Highlights
  • Sunrise/sunset time alerts
  • Event scheduling linked to solar cycles
  • Customizable timeline
  • Future date planning
  • Data for 57,000+ locations
  • Offline functionality
  • Yearly summary charts
Read full description

Sundown helps you plan your day in harmony with the sun. Whether you’re timing a sunset walk or organizing daily routines around natural light, Sundown makes scheduling effortless by linking your events to the sun’s daily cycle at your location. No more guesswork or mental arithmetic – just simple, intuitive planning aligned with the rhythm of the sun! • Set up an alarm clock linked to the local sunrise time. • Plan your runs, hikes, or walks to finish just before sunset. • Capture the perfect photo during the “golden hour” before sunset. • Set reminders for evening routines, like closing the garage door after dark. • Sync work tasks or outdoor projects with daylight hours. • Plan your mealtimes or sleep cycles around the sun. • Schedule stargazing activities based on astronomical twilight hours. • Never forget to walk the dog before dark – Sundown keeps you on track! Key features: • Get accurate times for sunrise, sunset, dawn, dusk, solar noon, and solar midnight, as well as nautical and astronomical variants. • Set recurring events tied to solar movements with just a few taps. • Customize your timeline to show only the events that matter to you. • Plan ahead by viewing your scheduled event times for future dates. • Data available for 57,000 locations around the world. • Or get precise timings for your exact location. • View summary charts and statistics for the entire year. • Track the sun’s path across the horizon in a beautifully crafted app. • Works anywhere – no internet connection required. • No ads. No tracking. Your data stays completely private. Sundown Gold (one-time purchase): • Get timely alerts for your scheduled events, so you’ll never miss a moment. • Add the widget to your home/lock screen to track upcoming events without even opening the app. • Personalize the app and widget by changing the theme color to suit your mood or style. • Keep track of events with countdown timers visible on your lock screen and Apple Watch. • Set up multiple favorite locations. ---------------- By downloading Sundown, you agree to: • Apple’s standard end user license agreement (EULA), available at: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ • Sundown’s privacy policy, available at: https://sundown.recursive.ink/privacy

Screenshots

Sun Clock App4 screens
Sundown4 screens

Verdict

The call

The clearest difference is update cadence: Sundown at every 4 weeks against Sun Clock App's every 33 months. Sundown also leads on rating (4.7 vs 4.3). Sun Clock App's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (9.0 vs 18.0). 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. Sun Clock App sells 1 one-off in-app purchase and Sundown sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sundown holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 4 and 9 respectively.

UpkeepUpdate frequency

Sun Clock App ships an update every 33 months, Sundown every 4 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Sun Clock App versus Sundown: the parameters behind the verdict, then further details
ParameterSun Clock AppSundown
PriceFreeFree
Rating4.3 (4 ratings)4.7 (9 ratings) — better
Positive reviews60.0% of reviews—
Number of ratings49 — better
Update frequencyEvery 33 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better18.0
Further details — not scored
Size2 MB32 MB
Age rating4+4+
DeveloperPiet JonasRecursive Ink Ltd

Customer experience

Sun Clock App

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Sundown

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%

In-app purchases

1 purchases

Sun Clock App

One-time1
  • Sun Clock - Upgrade$0.99
1 purchases

Sundown

One-time1
  • Sundown Gold$5.99

Questions

Is Sun Clock App free?
Sun Clock App is free to download, with in-app purchases available.
Is Sundown free?
Sundown is free to download, with in-app purchases available.
Which has better reviews, Sun Clock App or Sundown?
Sundown is rated higher. Sun Clock App averages 4.3 out of 5 from 4 ratings, while Sundown averages 4.7 from 9 ratings.
Do Sun Clock App or Sundown have ads?
Neither Sun Clock App nor Sundown shows ads.
Which is updated more often, Sun Clock App or Sundown?
Sun Clock App ships an update every 33 months, and Sundown every 4 weeks. Most recently, Sun Clock App was updated on October 24, 2026 and Sundown on October 25, 2026.

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