LunaSolCal vs UH1 PPC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LunaSolCal
This app calculates precise times for sun and moon events, including sunrise, sunset, moonrise, and moonset, for any location and date. It also provides detailed astronomical data and tracks celestial movements. View daily information in the notification center.
- Sunrise and sunset times
- Moonrise and moonset times
- Day length calculation
- Moon phase tracking
- Twilight times (civil, nautical, astronomical)
- Solar and lunar eclipse dates
- Location-based calculations via GPS or city database
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Calculate times of sunrise, sunset, moonrise, moonset and more for your location at any given date. The following data is calculated: - Sunrise - Solar noon - Sunset - Day length - Equation of time - Declination - Civil twilight (Dawn/Dusk) - Nautical twilight (Dawn/Dusk) - Astronomical twilight (Dawn/Dusk) - Azimuth at sunrise and sunset - Altitude during solar noon - Sun track - Date and time of Seasons (Spring, Summer, Fall, Winter) - Solstice and Equinox dates - Date and time of next solar eclipse - Moonrise - Moon transit - Moonset - Moon phase - Distance - Declination - Date and time of next new moon - Date and time of next full moon - Azimuth at moonrise and moonset - Altitude during moon transit - Moon track - Date and time of next lunar eclipse Some information for the current day can also be viewed in the notification center. To specify the location of interest either get the position from the built-in GPS or Wifi receiver or select a city from a database with over 400,000 cities in over 200 countries.
UH1 PPC
This utility app assists with performance planning for UH-1H and UH-1H II helicopters. It calculates critical flight parameters like takeoff, center of gravity, and fuel consumption, streamlining the planning process for users.
- Take-off calculations
- Center of Gravity calculations
- Fuel Consumption calculations
- Performance planning for UH-1H/II
- Streamlined planning process
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Performance Planning Tool for UH-1H and UH-1H II Not approved for real-life usage. Performance planning is cumbersome and error prone. Not anymore. Perfect your planning skills Calculates; - Take-off - Center of Gravity - Fuel Consumption For any advice please contact. Thank you for your support.
Screenshots
Verdict
The clearest difference is rating: LunaSolCal at 4.9 against UH1 PPC's 3.0. LunaSolCal also leads on ratings volume (1.2K vs 2) and review sentiment (95% vs 80%). UH1 PPC's advantage is price ($1.99 vs $4.99) and iOS requirement (13.0 vs 17.0). On update cadence, ads, in-app purchases 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
LunaSolCal costs $4.99 and UH1 PPC $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
LunaSolCal holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: LunaSolCal has 1.2K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 95% of LunaSolCal's written reviews are positive against 80% of UH1 PPC's.
LunaSolCal ships an update every 2 months, UH1 PPC every 3 months. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.
| Parameter | LunaSolCal | UH1 PPC |
|---|---|---|
| Price | $4.99 | $1.99 — better |
| Rating | 4.9 (1.2K ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 95.5% of reviews — better | 80.0% of reviews |
| Number of ratings | 1.2K — better | 2 |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Volker Voecking Software Engineering | Michael Ward |
Customer experience
LunaSolCal
UH1 PPC
Bugs and requests
LunaSolCal
Reported bugs
2 issues- Notifications not working properly
- Crashes when using map layer select
Requested features
3 requests- Add lockscreen widget
- Implement automatic light/dark mode switching
- Integrate with calendar for event planning
UH1 PPC
Not enough reviews yet to summarise bugs or requests.
In-app purchases
LunaSolCal
No in-app purchases
UH1 PPC
No in-app purchases
