Sun Facts vs Solstice
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
Solstice
Track daily daylight changes in your location and see monthly projections. Explore daylight variations across different global locations and over time. Receive notifications and use widgets to stay informed about upcoming daylight.
- Daily daylight change comparison
- Monthly daylight projections
- Time Travel feature
- Multi-location comparison
- Daily notifications
- Widgets
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Solstice shows you how much more or less daylight there is in your location today compared to yesterday, as well as how much to expect each month as the year goes by. Use Time Travel to see how the daylight changes throughout the year, and compare it to multiple locations around the world. Enjoy daily notifications and widgets to look forward to brighter days.
Screenshots
Verdict
The clearest difference is ads: Solstice at none against Sun Facts's shown. Solstice also leads on device support (5 vs 2). Sun Facts's advantage is review sentiment (97% vs 85%) and ratings volume (294 vs 80). On price, rating, update cadence 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
Both are free to download. Sun Facts sells 1 one-off in-app purchase and Solstice sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for Sun Facts against 4.8 for Solstice. Both are backed by a comparable volume of ratings — 294 and 80 respectively. Written reviews are what separate them: 97% of Sun Facts's written reviews are positive against 85% of Solstice's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.
| Parameter | Sun Facts | Solstice |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (294 ratings) | 4.8 (80 ratings) |
| Positive reviews | 97.2% of reviews — better | 85.1% of reviews |
| Number of ratings | 294 — better | 80 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, Mac, Apple Watch, Vision Pro — better |
| Requires iOS | 18.6 | 18.5 — better |
| Further details — not scored | ||
| Size | 81 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Volker Voecking Software Engineering | Dan Eden |
Customer experience
Sun Facts
Solstice
User reviews
Sun Facts
From 294 App Store ratingsWhat we love
- 👍 User-friendly interface
- 💡 Informative and detailed data
- 🆓 Free to use with valuable features
- 💰 Good value for Pro version
- 📸 Useful for photographers
Room to improve
- 🐛 Map can be outdated
- 🐛 Map can be cluttered
- 🐛 Occasional location issues
- 🐛 Time display not always correct
- 🐛 App can be unstable
Solstice
From 80 App Store ratingsWhat we love
- ✨ Beautiful and clean design
- 👍 Simple and easy to use
- 💡 Informative and detailed data
- 🚀 Fast and seamless performance
- 🎁 Free and privacy-respecting
Room to improve
- 🐛 App crashes frequently
- 🐛 Widgets not displaying correctly
- 🐛 Notifications not sending
- 🐛 Inaccurate information (longest/shortest days inverted)
- 🐛 App hangs on cold open
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
Solstice
Reported bugs
7 issues- App crashes when sliding bar
- App crashes when holding any location
- Square widget displays white square with grey bars only
- Widget options not showing
- Lock screen widget progress ring shows incorrect progress
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- Morning sunlight notification doesn't work
- Longest and shortest days are inverted
Requested features
10 requests- Add a month view
- Add equinox measurements and widgets
- Remember multiple locations
- Compare data for two places on the same screen
- Add automatic push notifications for sunset
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- Countdown of sunlight left in a day
- Track increases to sunset time and earliest/latest times
- Compare locations for sunlight differences
- Manually add and save locations
- Ability to use worldwide (if not already)
In-app purchases
Sun Facts
- Sun Facts Pro$4.99
Solstice
- Small Tip$1.99
- Medium Tip$5.99
- Large Tip$11.99
