Best Eclipse Countdown 2017 Alternatives ranked by AI · updated Aug 2026

Eclipse Countdown 2017 was a mobile companion for the August 2017 total solar eclipse, aimed at observers planning where and when to watch. It provided a countdown, eclipse information, viewing guidance, and event-related resources, but it was tied to a completed event.

Developer: Exploratorium Price: Free 🎯 exploratorium.edu/eclipse

🎓 Education Countdown astronomy eclipse tracking

Top 6 Eclipse Countdown 2017 alternatives

Eclipse Guide

Vito Technology

💡 Pick it for current eclipse maps, timings, and reminders on a mobile device.

Eclipse Guide is a mobile app for finding and planning solar and lunar eclipses worldwide. It combines event maps, local visibility details,...

Pros

Supports future solar and lunar eclipses instead of one historical event
Offers location-specific contact times and visibility maps
More focused on eclipse planning than general astronomy apps

Cons

Some features may require in-app purchases
Less useful for broad stargazing than Stellarium or SkySafari
Mobile-focused rather than a full desktop planning tool

Freemium, optional in-app purchases

Alternatives to Eclipse Guide → Visit site

Solar Eclipse Timer

💡 Pick it for hands-free audio cues while actively observing a solar eclipse.

Solar Eclipse Timer is a mobile app that guides observers through the phases of a total or annular solar eclipse. It provides...

Pros

Provides audible phase-by-phase guidance during an eclipse
More practical for live totality observation than a simple countdown
Supports planning for multiple future eclipses

Cons

Designed primarily for solar eclipse events
Less suitable for general astronomy education
Requires accurate location and device setup for best results

Freemium, optional in-app purchases

Alternatives to Solar Eclipse Time... → Visit site

NASA Eclipse

NASA

💡 Pick it for authoritative eclipse schedules, safety guidance, and educational resources.

NASA Eclipse is NASA's online resource for upcoming and past solar and lunar eclipses. It provides event dates, viewing guidance, maps, safety...

Pros

Uses authoritative scientific and safety information
Covers both upcoming and historical eclipses worldwide
Offers more educational depth than a countdown-only app

Cons

Less interactive than dedicated mobile eclipse apps
Does not provide the same live audio guidance as Solar Eclipse Timer
Information is spread across a broader NASA website

Free

Alternatives to NASA Eclipse → Visit site

Eclipse Calendar

timeanddate.com AS

💡 Pick it for fast, browser-based local eclipse times and visibility checks.

Eclipse Calendar is timeanddate.com's web-based eclipse planning tool for solar and lunar events. It shows local visibility, event stages, maps, countdowns, and...