Comparison

Sun Alarm Clock vs Sunrise Sunset Notification

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

Head to head
About

Sun Alarm Clock

Wake up to natural celestial events. This app sets alarms for sunrise, sunset, moon phases, and twilight periods, adapting to your location and daylight saving changes. Customize offsets and manage multiple alarms easily.

Highlights
  • Alarms for sunrise and sunset
  • Moonrise and moonset alarms
  • Twilight and golden hour alerts
  • Customizable offsets
  • Location-aware timing
  • Supports multiple alarms
Read full description

Wake up with the sun. Never miss golden hour. Sun Alarm turns sunrise, sunset, and other sun and moon events into reliable daily alarms — at any place on Earth. **Set alarms for natural events** • Sunrise and sunset • Solar noon • Golden hour and blue hour (morning and evening) • Civil, nautical, and astronomical twilight • Moonrise, moonset, and moon transit • Moon phases: full moon, new moon, first quarter, third quarter, crescents, gibbous • Custom sun altitude (e.g. “sun 5° above horizon”) • Next equinox and solstice **Flexible timing** • At the exact event time, or any number of hours and minutes before or after • Alarms follow the event every day (or next occurrence for moon phases and equinox/solstice) **Any location** • Choose a place on the map or search for a city • Correct time zone for the chosen location, so alarm times stay accurate when you travel or when daylight saving changes **Designed for daily use** • Multiple alarms, each with its own type, place, and offset • Optional names • Snooze and clear from Lock Screen and notifications SunAlarm uses your chosen location’s coordinates and time zone to compute event times, so you get one less thing to think about—and one more reason to look up at the sky. By using SunAlarm, you agree to Apple's standard Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Sunrise Sunset Notification

Features
Read full description

Sunrise Sunset Notification helps you stay connected with the natural rhythm of each day. Using your current location, the app calculates local sunrise and sunset times and displays them in a calm, beautifully designed interface. You can choose to receive a notification at sunrise or sunset, or shortly before each event begins. Point your phone at the sun — direction, height, and sunrise/sunset, beautifully. FEATURES • Accurate local sunrise and sunset times • Separate reminders for sunrise and sunset • Choose when to be notified • Find the sun location even at night or cloudy day • Automatic updates based on your location • Beautiful backgrounds that change with the time of day • Clear countdown to the next solar event • Works without an account • No advertisements • No subscription • No unnecessary features PRIVACY Your location is used only to calculate local sunrise and sunset times. The app does not require an account and does not use your location for advertising. Whether you want to begin your morning with the first light or pause for the evening sunset, Sunrise Sunset Notification gives you a quiet reminder at just the right time.

Screenshots

Sun Alarm Clock4 screens
Sunrise Sunset Notification4 screens

Verdict

The call

The clearest difference is in-app purchases: Sunrise Sunset Notification at none against Sun Alarm Clock's 3. Sunrise Sunset Notification also leads on update cadence (weekly vs every 3 months) and iOS requirement (17.0 vs 26.1). On price, ads and device support 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 Alarm Clock sells 3 in-app purchases, starting at $0.99 per month. Sunrise Sunset Notification asks for nothing beyond the download.

UpkeepUpdate frequency

Sun Alarm Clock ships an update every 3 months, Sunrise Sunset Notification weekly. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

Scorecard3 real differences · 7 level
Sun Alarm Clock versus Sunrise Sunset Notification: the parameters behind the verdict, then further details
ParameterSun Alarm ClockSunrise Sunset Notification
PriceFreeFree
Rating4.6 (27 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings27 — better—
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.117.0 — better
Further details — not scored
Size34 MB4 MB
Age rating4+9+
DeveloperVolker Voecking Software EngineeringMing Liu

In-app purchases

3 purchases

Sun Alarm Clock

Subscriptions2
  • Premium (Monthly)$0.991 Month
  • Premium (Yearly)$9.991 Year
One-time1
  • Premium (One-Time Purchase)$29.99
None

Sunrise Sunset Notification

No in-app purchases

Questions

Is Sun Alarm Clock free?
Sun Alarm Clock is free to download, with in-app purchases available.
Is Sunrise Sunset Notification free?
Sunrise Sunset Notification is free to download, with no in-app purchases.
Do Sun Alarm Clock or Sunrise Sunset Notification have ads?
Neither Sun Alarm Clock nor Sunrise Sunset Notification shows ads.
Which is updated more often, Sun Alarm Clock or Sunrise Sunset Notification?
Sun Alarm Clock ships an update every 3 months, and Sunrise Sunset Notification weekly. Most recently, Sun Alarm Clock was updated on November 3, 2026 and Sunrise Sunset Notification on November 10, 2026.

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