Sun Facts vs 1Daylight
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sun Facts
Get precise sunrise, sunset, solar noon, and twilight times for your location. Track celestial events like solstices and equinoxes, and view the sun's path. An optional pro version unlocks detailed moon phase and eclipse information.
- Sunrise and sunset times
- Solar noon calculation
- Twilight and golden hour tracking
- Sun path visualization
- Solstice and equinox dates
- Widget for home screen
- Eclipse event notifications
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Calculate times of sunrise, sunset, moonrise (pro), moonset (pro) and more for your location at any given date. * Provides the following information: - Sunrise - Sunset - Solar noon - Twilight times - Blue hour - Golden hour - Equation of time - Declination - Azimuth of sunrise and sunset - Altitude of sun at noon - Sun Path during the day - Solstice and Equinox dates - Widget for displaying sunrise and sunset times on the Today screen - Date and time of next solar eclipse Pro Version (In-app-purchase): - Moon rise - Moon transit - Moon set - Declination - Azimuth of moon rise and moon set - Altitude of moon during transit - Date of next new/full moon - Moon Path during the day - Date and time of next lunar eclipse * Location from : - GPS receiver - map - list of more than 30000 cities - WGS-84 coordinates
1Daylight
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Daylight and twilight information on selected date and location. Details for selected date and full year daylight for selected location.
Screenshots
Verdict
The clearest difference is in-app purchases: 1Daylight at none against Sun Facts's 1. 1Daylight also leads on iOS requirement (12.0 vs 18.6). Sun Facts's advantage is update cadence (every 2 months vs every 6 months). 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
Both are free to download. Sun Facts sells 1 one-off in-app purchase. 1Daylight asks for nothing beyond the download.
Sun Facts ships an update every 2 months, 1Daylight every 6 months. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.
| Parameter | Sun Facts | 1Daylight |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (296 ratings) — better | — |
| Positive reviews | 97.3% of reviews | — |
| Number of ratings | 296 — better | — |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 81 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Volker Voecking Software Engineering | 1Juhler ApS |
Bugs and requests
Sun Facts
Reported bugs
8 issues- Time is not displayed correctly
- Map is outdated
- Map is cluttered with lines
- Widget and location settings don't work well
- App became unstable and crashed
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- Street map is out of date
- Lower culmination times not displayed
- Card feature sometimes reacts slowly
Requested features
9 requests- Make Sun Facts Pro free
- URL-scheme for app launch
- Display WOZ (true local time)
- More visual effects for solar/lunar events
- 3D view on map
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- AR function for sun/moon position
- Visual representation of moon phases
- Add altitude of the sun to largest widget
- Add time charge in min and seconds for sunrise/sunset differences to widget
1Daylight
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Sun Facts
- Sun Facts Pro$4.99
1Daylight
No in-app purchases
