---
title: "Sun Calendar — App Overview"
url: https://marlvel.ai/intel-report/weather/com-edwardsapps-sun-calendar
category: Weather
developer: Steven Edwards
platforms: ios, android
rating: 4.1 (267 ratings)
pricing: free
report_level: overview
generated: 2026-04-19
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers a comprehensive set of astronomical features, critical technical bugs currently prevent many users from changing locations or accessing settings.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Weather |
| Rating | 4.1 ★ (267) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.2.3 |
| Latest Version (Android) | 1.0.2 |
| Developer | Steven Edwards |

<!-- SECTION: Summary -->
## What is Sun Calendar?

Sun Calendar is a utility app that provides astronomical data, including moon phases, sunrise and sunset times, and solar positioning. It is designed for users interested in sky tracking, photography, and lunar cycles, offering location-based insights for any date. However, recent user feedback indicates significant stability issues regarding location settings and app navigation.

<!-- SECTION: Key Features -->
## Key Features

- **Moon Tracking**: Provides data on moon phases, lunar meridian crossing, altitude, distance, and zodiac signs.
- **Solar Timing**: Calculates sunrise, sunset, solar noon, and specific lighting periods like golden hour and blue hour.
- **Location-Based Data**: Allows users to adjust settings to view sky information for any specific geographic location.
- **Twilight and Day Length**: Displays dawn, dusk, and total day or night length for any given date.

<!-- SECTION: Target Audience -->
## Who is it for?

The app targets photographers, astronomy enthusiasts, and individuals who require precise solar and lunar timing for professional or personal planning.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/sun-calendar/id748920235?uo=2)
- [Google Play](https://play.google.com/store/apps/details?id=com.gonext.moonphasessuncalendar&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/intel-report/weather/com-edwardsapps-sun-calendar)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/weather/com-edwardsapps-sun-calendar).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*