Alien Planets vs Newton's School
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Alien Planets
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Alien Planets is a field guide to worlds that do not orbit our Sun. Somewhere out there, a year can last a few days, a sky can hold two suns, and a planet can be so close to its star that its surface is a permanent storm. This app turns those distant discoveries into something you can actually browse. Open it and move through confirmed exoplanets and the stars they circle. Each world comes with the details that make it real: how large it is, how massive, how long it takes to orbit, how far away it sits, and how it was found. Set a planet next to Earth or Jupiter and the scale snaps into place. A βsuper-Earthβ stops being a label and starts looking like a place. The catalog keeps growing. New observations revise old numbers, and planets once listed as candidates become confirmed. Alien Planets stays with that living record, written in plain language, so you can follow the nearest known worlds, the strangest orbits, and the thin band astronomers call the habitable zone without getting lost in a research paper. Save the planets you want to come back to. Then keep going. The galaxy is full of new worlds, and most of them still have a story waiting.
Newton's School
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This app is a simulation to learn Isaac Newton's law of universal gravitation and formula. I have actually recreated the mechanism and mechanics of universal gravitation. Discover the universe through stunning simulations of the heliocentric and geocentric models. Witness the celestial dance as envisioned by the greatest minds of history, and understand the principles that govern the movement of the planets. Download now and unlock the secrets of physics!
Screenshots
Verdict
The clearest difference is price: Newton's School at Free against Alien Planets's $9.99. Newton's School also leads on update cadence (every 2 weeks vs every 24 months) and iOS requirement (15.0 vs 27.0). Alien Planets's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Newton's School is free to download; Alien Planets costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Alien Planets ships an update every 24 months, Newton's School every 2 weeks. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.
| Parameter | Alien Planets | Newton's School |
|---|---|---|
| Price | $9.99 | Free β better |
| Update frequency | Every 24 months | Every 2 weeks β better |
| Ads | No β better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 27.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 51 MB | 94 MB |
| Age rating | 4+ | 4+ |
| Developer | Jose Leal | masaya arai |
In-app purchases
Alien Planets
No in-app purchases
Newton's School
No in-app purchases
Questions
Is Alien Planets free?
Is Newton's School free?
Do Alien Planets or Newton's School have ads?
Which is updated more often, Alien Planets or Newton's School?
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