Comparison

Black hole finder vs Einstein's Elevator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Black hole finder

Contribute to cutting-edge astronomical research by identifying potential black holes and rare elements. Sift through real-time telescope images to detect fleeting light signals from cosmic events and potentially earn co-authorship on scientific publications.

Highlights
  • Analyze real-time telescope images
  • Detect light signals from cosmic events
  • Contribute to scientific research
  • Potential co-authorship on publications
  • Learn about black holes and neutron star mergers
  • Direct telescopes for additional measurements
Features
Read full description

Welcome to the Black Hole Finder, an exciting citizen science project dedicated to discovering black holes, particularly those formed from the fusion of two neutron stars. You have the unique opportunity to contribute to this cutting-edge research from the comfort of your home, using your phone, tablet, or computer. Our app brings the cosmos to your fingertips. When two neutron stars merge, they create a powerful event, sending gravitational waves through space. These events are detected by our gravitational wave detectors, which alert us to potential black hole formations. Mergers of this kind not only create black holes but also give birth to rare Earth elements such as Iodine, Gold, and Cerium. All these elements, especially Iodine, play crucial roles in supporting life as we know it. In addition to gravitational waves, these cosmic collisions emit light signals. The chase is on to detect these signals with our trio of specially designed BlackGEM telescopes located in Chile. The catch is that the detectors only provide a general localization of the event and the light signals are fleeting. Therefore, we need to act quickly to capture these signals before they fade away after a few days or a week at most. That's where you come in! Using our app, you will sift through real-time images of the sky taken by our BlackGEM telescopes. You will help us spot these light signals, effectively identifying potential new black holes. Not only will you be possibly among the first to set eyes on the light from these celestial events, but with some training, you may also direct telescopes to take additional measurements of intriguing objects. Your contributions to science won't go unnoticed. Participants who make significant discoveries will be offered co-authorship on scientific publications that result from their findings. We also provide training and guidance to enrich your understanding of the cosmos. The Black Hole Finder project is not just about making significant scientific contributions. It's about engaging with the wonders of the universe, learning about the intricate processes that drive its dynamics, and having fun while doing it! So, join us on this thrilling journey of discovery and exploration. Download the Black Hole Finder app now and start your cosmic adventure!

About

Einstein's Elevator

Features
Read full description

Dive into the world of physics with Einstein's Elevator, an engaging educational app designed to make one of Einstein's most famous thought experiments accessible and exciting for high school students. This app combines dynamic graphics, interactive text, and challenging quizzes to explore the profound implications of Einstein's elevator thought experiment and its role in the development of general relativity. Key Features: Interactive Visuals: Explore the concept of gravity and the curvature of space-time through stunning, dynamic graphics. Watch as the elevator accelerates, bends space-time, and demonstrates the equivalence principle, showing how gravity and acceleration are intertwined. Engaging Text: Written at a high school reading level, the app provides clear, concise explanations of complex concepts. Understand how Einstein's thought experiment challenged existing ideas about gravity and led to groundbreaking changes in physics. Quizzes and Challenges: Test your knowledge with multiple-choice and true/false quizzes after each section. Each quiz is designed to reinforce key concepts, helping students to grasp and retain the material. Cross-Platform Availability: Whether you’re on the go with your iPad or enjoying a learning session on your Apple TV, Einstein's Elevator is optimized for both iOS and tvOS. Progress Tracking: Keep track of your learning progress, revisit challenging sections, and aim for a perfect score on every quiz. Learning Outcomes: By using Einstein's Elevator students will: • Understand the significance of Einstein's elevator thought experiment. • Learn how the experiment contributed to the development of the theory of general relativity. • Grasp the concepts of space-time curvature and the equivalence principle. • Strengthen their knowledge through interactive content and quizzes. • Join the journey through space-time concepts and discover how a simple elevator ride changed our understanding of the universe! Why Our App Stands Out: • Interactive Simulations: Einstein's Elevator in action with hands-on simulations that bring this thought experiment to life. Watch how the sensation of gravity and accelleration were discovered to be equivalent. • Engaging Lessons: Our app breaks down complex scientific concepts into easy-to-understand lessons. Learn about gravity, spacetime, blackholes, dark matter and dark energy. The app explains how tought experiments are useful tools for physicists. Einstein's thought experiments had the significance of opening the door to the discovery of general relativity.. • Quizzes and Challenges: Test your knowledge with interactive quizzes and challenges designed to reinforce learning. Earn certificates as you progress through the app. Who Is It For? Our app is perfect for students, educators, and science enthusiasts of all ages. Whether you're a high school student exploring advanced physics, a teacher looking for engaging classroom resources, or simply curious about the wonders of the universe, our app offers a comprehensive and captivating learning experience. Download Now and Start Your Journey! Don't miss out on this opportunity to deepen your understanding of general relativity and physics. Download our app today and embark on a journey through the fascinating world of Einstein's Elevator and beyond. Discover how a simple idea about riding in an elevator lead to big discoveries and helped to unravel the mysteries of the universe with our cutting-edge educational tool!

Screenshots

Black hole finder2 screens

Verdict

The call

The clearest difference is price: Black hole finder at Free against Einstein's Elevator's $1.99. On ads, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Black hole finder is free to download; Einstein's Elevator costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Black hole finder versus Einstein's Elevator: the parameters behind the verdict, then further details
ParameterBlack hole finderEinstein's Elevator
PriceFree — better$1.99
Rating4.1 (7 ratings) — better—
Positive reviews62.5% of reviews—
Number of ratings7 — better—
Update frequencyEvery 10 days—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPad, Apple TV
Requires iOS13.0 — better13.2
Further details — not scored
Size81 MB41 MB
Age rating4+4+
DeveloperDDQVentura Educational Systems

In-app purchases

None

Black hole finder

No in-app purchases

None

Einstein's Elevator

No in-app purchases

Questions

Is Black hole finder free?
Black hole finder is free to download, with no in-app purchases.
Is Einstein's Elevator free?
Einstein's Elevator costs $1.99, with no in-app purchases.
Do Black hole finder or Einstein's Elevator have ads?
Neither Black hole finder nor Einstein's Elevator shows ads.

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