Eclipse Companion

Bogdan Cateriniuc

About this app

Your complete guide to the 12 August 2026 Total Solar Eclipse.

Eclipse Companion helps you plan where to watch, understand what you’ll see, and stay ready on eclipse day.

Designed for observers across Europe, the app brings together precise local eclipse data, city comparison tools, live eclipse simulation, weather context, and phase-specific reminders in one focused experience.

Available in English, Spanish, Portuguese, and Romanian.

Find the best place to watch
• Check whether you are inside the path of totality
• See maximum eclipse time for supported European cities
• View totality duration where applicable
• Review sun altitude and low-sun warnings near sunset
• Save and compare candidate viewing locations
• Discover Best Spot and Great Spot recommendations
• Sort cities by useful viewing criteria

Check weather near eclipse time
• Hourly cloud-cover overview near eclipse maximum
• Expand for more detailed forecast information
• Compare weather context across locations

Preview the eclipse before it happens
• Real-time animated Sun and Moon alignment
• Preview Mode to explore each eclipse phase in advance
• Visual markers for key eclipse moments

Stay ready with smart reminders
• Phase-specific notifications before important eclipse moments
• Alerts for first contact, maximum eclipse, and totality milestones where applicable

Observe more safely
• Built-in eye-safety guidance and reminders for responsible eclipse viewing

What’s new

Polished the City Picker with subtle card UI improvements.
Improved Historical Weather search interactions for a smoother experience.
Fixed edge-of-totality labeling for some cities that were previously marked incorrectly.