Eclipse Calculator 2
Fundacio Institut d'Estudis Espacials de Catalunya Utilities iPhoneiPadiPod touch
Eclipse Calculator 2 is a free Utilities app for iPhone and iPad by Fundacio Institut d'Estudis Espacials de Catalunya. Requires iOS 16.0.
- Price
- Free
- on the App Store
- Size
- 88 MB
- Age 4+
- Updated
- Aug 7
- 2026 · v1.0
Screenshots
About Eclipse Calculator 2
Whether you're an astronomy enthusiast, eclipse chaser, or curious observer, this app lets you explore, calculate, and simulate solar eclipses, lunar eclipses, and planetary transits with remarkable detail. Discover when and where future eclipses will be visible, how they will appear from your location—or anywhere else on Earth—and explore historical events spanning centuries. From global visibility maps to detailed local circumstances, everything you need to plan and enjoy these extraordinary astronomical events is at your fingertips. Key Features: • Complete database of all solar eclipses, lunar eclipses, and planetary transits from 1900 to 2100, with an optional extension covering 1550 to 2300. • Detailed calculations of the general circumstances for every event, including global visibility maps. • Accurate local circumstances for any location worldwide, including contact times, duration, Sun or Moon altitude, and other observational data. • Interactive maps showing eclipse visibility and local conditions. • Realistic simulations of eclipses and planetary transits from your chosen observing location. • Animated simulation of the Moon's shadow crossing Earth's surface during solar eclipses. • Animated simulation of the Moon passing through Earth's shadow during lunar eclipses. • Choose any observing location using GPS, a built-in location database, or manual coordinates. • Lunar limb profile and Baily's Beads calculations for advanced eclipse observation. • Sky simulation during totality. • Continuous GPS tracking with live updates of contact times—ideal for observing from moving locations such as ships. • Add eclipses and planetary transits directly to your personal calendar. • Built-in countdown timer for upcoming events.
App privacy
The developer, Fundacio Institut d'Estudis Espacials de Catalunya, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Eclipse Calculator 2
Looking for apps like Eclipse Calculator 2? Here are 6 similar apps on the App Store. The highest rated is Cygnus Astro (4.3/5), and 5 of the 6 are free to download.
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Escenio: Stage Remote
-
Eclipse: Totality Countdown
-
MIRROSKY
2.6
-
Cygnus Astro
4.2
-
PSKReporter Client
1.3
-
AM_SW Radio
3.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Eclipse Calculator 2 | – | Free | August 7, 2026 | |
| Escenio: Stage Remote | – | Free | Oct 25, 2026 | Compare |
| Eclipse: Totality Countdown | – | 4.99 USD | Apr 2, 2024 | Compare |
| MIRROSKY | 2.6 / 5 (5) | Free | Jan 6, 2026 | Compare |
| Cygnus Astro | 4.3 / 5 (4) | Free | Jul 31, 2025 | Compare |
| PSKReporter Client | 1.3 / 5 (3) | Free | Oct 22, 2026 | Compare |
| AM_SW Radio | 3.0 / 5 (2) | Free | Jun 17, 2026 | Compare |