My Eclipse vs eButterfly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
My Eclipse
This app offers an interactive guide to eclipses, providing personalized visibility data and optimal viewing times for upcoming solar events. It features a simulation tool to visualize eclipse trajectories and phases, alongside educational content on different eclipse types and their significance.
- Personalized eclipse visibility data
- Optimal viewing time calculation
- Solar eclipse trajectory simulation
- Interactive eclipse phases visualization
- Educational content on eclipse types
- Historical eclipse significance
Read full descriptionHide full description
Explore the cosmos like never before with our three-step interactive guide to the world of eclipses. Discover Your Eclipse Achieve pinpoint accuracy for the trajectory of upcoming solar eclipses, personalized visibility data, and optimal viewing times specific to your geographic location. Eclipse Guide is more than an app; it's your personal guide to navigating and experiencing these celestial spectacles. Prepare with Simulation Use our sophisticated simulation feature to visualize and understand the trajectory, phases, and magnitude of an upcoming solar eclipse before it happens. Immerse yourself in this virtual celestial landscape from your device, thus preparing you for the actual event. Dive into the World of Eclipses Navigate through our organized content to explore various types of eclipses, their occurrence, historical significance, and the unique phenomena associated with them. Designed to appeal to astronomy enthusiasts as well as casual observers, Eclipse Guide enhances your eclipse-watching experience, transforming it into a journey of discovery and learning. Whether you are planning for an upcoming eclipse, looking to explore past or future events, or simply want to immerse yourself in the science behind these majestic astronomical events, Eclipse Guide: Discovery & Simulation has got you covered. Experience the dance of celestial bodies in an enlightening, engaging, and exciting way.
eButterfly
Record and share your butterfly sightings for scientific research and conservation. This free app uses AI to help identify butterflies and contributes your observations to a global database.
- AI-powered butterfly identification
- Record and share sightings
- Contribute to scientific research
- Global biodiversity database
- Track life lists
- Multilingual support
Read full descriptionHide full description
Discover, record, and share your butterfly sightings for science and conservation. eButterfly is an ever-growing global online database of butterfly records from thousands of butterfly eButterfly (new description 5/2/24) Discover, record, and share your butterfly sightings for science and conservation. eButterfly is an ever-growing global online database of butterfly records from thousands of butterfly watchers around the world like you. This free resource allows you to easily keep track of the butterflies you see, while making your observations openly available for science, education, and conservation. eButterfly Mobile is the only mobile app that allows you to collect your sightings and store them in your eButterfly web account. Create an account to share your butterfly observations. eButterfly is free for anyone to use, thanks to the generous support of sponsoring non-profit organizations and individuals. Features 1. Snap a photo of any butterfly you encounter, and our advanced computer vision AI will help you identify it. 2. Contribute to scientific research by using our checklist survey and count methods that provide vital information for conservation action. 3. Add butterfly observations from anywhere around the world. Keep track of your life list of all the butterflies and places you've seen and access it via our web platform. 4. Use eButterfly Mobile while butterflying for incremental list keeping, counting, and aiding with identification. 5. Hundreds of thousands of observations created and identified by the eButterfly community are shared with the Global Biodiversity Information Facility (GBIF) where they are used to advance scientific understanding of biodiversity through open data and open science. 6. eButterfly is available in English, French, and Spanish, with other translations planned soon.
Screenshots
Verdict
The clearest difference is review sentiment: My Eclipse at 93% against eButterfly's 50%. My Eclipse also leads on rating (4.8 vs 2.7) and ratings volume (17 vs 3). eButterfly's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
My Eclipse holds the better App Store score, 4.8 against 2.7. That said, the two scores are not equally well evidenced: My Eclipse has 17 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 93% of My Eclipse's written reviews are positive against 50% of eButterfly's.
My Eclipse ships an update every 4 weeks, eButterfly fortnightly. The most recent releases landed on September 27, 2026 and June 1, 2026 respectively.
| Parameter | My Eclipse | eButterfly |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (17 ratings) — better | 2.7 (3 ratings) |
| Positive reviews | 92.8% of reviews — better | 50.0% of reviews |
| Number of ratings | 17 — better | 3 |
| Update frequency | Every 4 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 288 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Federation des Astronomes Amateurs du Quebec | THE VERMONT CENTER FOR ECOSTUDIES, INC. |
Customer experience
My Eclipse
eButterfly
Bugs and requests
My Eclipse
Reported bugs
4 issues- Screen format not adapted for iPhone SE
- Nothing worked during eclipse on iPhone SE
- Not intuitive on iPhone SE
- Voice not heard when iPhone goes to sleep
Requested features
9 requests- Display current percentage of eclipse
- Add past eclipses for memory/collection
- Allow tagging witnessed eclipses
- Track user position and create time capsule
- Add option to save photos
Show 4 moreShow fewer
- Filter eclipses by date range (past/future)
- Filter eclipses by proximity to a chosen location
- Make past eclipse data available
- Provide eclipse trajectory and timing data for past events
eButterfly
Not enough reviews yet to summarise bugs or requests.
In-app purchases
My Eclipse
No in-app purchases
eButterfly
No in-app purchases
Questions
Is My Eclipse free?
Is eButterfly free?
Which has better reviews, My Eclipse or eButterfly?
Do My Eclipse or eButterfly have ads?
Which is updated more often, My Eclipse or eButterfly?
Other comparisons















