# Crepuscular - Civil Twilight — Sunrise, Sunset & Twilight

> Sunrise, Sunset & Twilight (iPhone/iPad app by Matthias Rudolph.)

- Source: https://appshunter.io/ios/app/crepuscular-civil-twilight/id6770222719 (this page in markdown: same URL + `.md`)
- Developer: [Matthias Rudolph](https://appshunter.io/developer/597470203)
- Category: Navigation, Travel
- Price: Free
- Age rating: 4+
- Requires: iOS 26.0 · 2 MB
- Languages: German (Germany)
- Released: 2026-05-21
- Data updated: 2026-09-06
- User reviews in markdown: https://appshunter.io/ios/app/crepuscular-civil-twilight/id6770222719/reviews.md

## What is Crepuscular?

This app calculates the exact start and end of civil twilight for your current GPS position. Civil twilight is the period during which the sun is between 0° and 6° below the horizon.

The app gives you the precise times for your exact location, updated automatically as you move.

Features
• Accurate civil twilight times for morning and evening
• Sunrise and sunset times
• Automatic GPS location — no manual input required
• Local time and UTC display
• Current phase: Night · Twilight · Daylight
• Apple Watch companion app with 4 complication styles
• Home Screen widgets: small, medium, large
• Apple Watch works standalone — no iPhone required
• Automatic sync between iPhone and Watch
• Location source indicator: Watch GPS, iPhone, or cached data


## Version history (last 1 release)

### 1.0 — 2026-05-21

No release notes.

## Apps similar to Crepuscular

| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [Aircraft Perf Calculator](https://appshunter.io/ios/app/aircraft-perf-calculator/id6541753665) | — | $1.99 | Navigation |
| [Speedometer GPS- Speed Tracker](https://appshunter.io/ios/app/speedometer-gps-speed-tracker/id6502434201) | 4.7 (411) | Free | Navigation |
| [Altimeter+](https://appshunter.io/ios/app/altimeter-plus/id417204570) | 4.5 (700) | $1.99 | Navigation |
| [VRS Live Timetable](https://appshunter.io/ios/app/vrs-live-timetable/id1533260801) | — | Free | Navigation |

## More apps by Matthias Rudolph

- [Consumptions](https://appshunter.io/ios/app/consumptions/id705212178)
- [Trees Diary](https://appshunter.io/ios/app/trees-diary/id981133542)
- [Easy Surveys](https://appshunter.io/ios/app/easy-surveys/id1209040455)
- [DICOM Spectator](https://appshunter.io/ios/app/dicom-spectator/id1497425584)

All apps by Matthias Rudolph: https://appshunter.io/developer/597470203

## Related topics

[civil twilight for watch](https://appshunter.io/ios/topics/civil-twilight-for-watch) · [a civil twilight](https://appshunter.io/ios/topics/a-civil-twilight)

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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 2026-09-06.*