# Civil Twilight

> Aviation guide for sun and moon data, rise/set times, and flight duration calculations. (iPhone/iPad app by Feisty Dog, LLC.)

- Source: https://appshunter.io/ios/app/civil-twilight/id1587646780 (this page in markdown: same URL + `.md`)
- Developer: [Feisty Dog, LLC](https://appshunter.io/developer/306533820)
- Category: Travel, Utilities
- Price: $4.99
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 30 MB
- Languages: English
- Released: 2022-06-15
- Data updated: 2026-06-13
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/civil-twilight/id1587646780/reviews.md

## What is Civil Twilight?

A guide to sun and moon data for pilots and aviation enthusiasts. Easily determine where and when rises and sets will occur during flights and estimate the flight duration between the end of evening civil twilight and the beginning of morning civil twilight. Quickly compute daily solar and lunar almanac data, including moon phases and eclipses, for over 72,000 airports. Also calculate instantaneous sun and moon data to help with assessing airfield lighting conditions.

## Key features

- Sun and moon rise/set times
- Flight duration estimation
- Solar and lunar almanac data
- Moon phases and eclipses
- Airport data for 72,000+ locations
- Instantaneous sun/moon data


## Frequently asked questions about Civil Twilight

### What is Civil Twilight used for?

Civil Twilight is used by pilots and aviation enthusiasts to determine sun and moon rise and set times, estimate flight durations, and assess airfield lighting conditions.

### How many airports does Civil Twilight cover?

Civil Twilight provides data for over 72,000 airports worldwide, including daily solar and lunar almanac information.

### What kind of astronomical data can I find in Civil Twilight?

You can find daily solar and lunar almanac data, including moon phases and eclipses, as well as instantaneous sun and moon data.

### Is Civil Twilight available on Android?

Based on the provided data, Civil Twilight is available for iPhone and iPad, but Android compatibility is not specified.

### How much does Civil Twilight cost?

Civil Twilight is a paid application and costs $4.99.

### When was Civil Twilight last updated?

Civil Twilight was last updated on October 2, 2022, with version 1.0.1.

### What is the age rating for Civil Twilight?

Civil Twilight has an age rating of 4+, making it suitable for a wide range of users.

### Does Civil Twilight have ads?

No, Civil Twilight does not contain advertisements.

## Version history (last 2 releases)

### 1.0.1 — 2022-10-02

Updated the airport location database.

### 1.0.0 — 2022-06-15

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-13.*