Comparison

Newton's School vs Project Planet Space

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

Head to head
About

Newton's School

Features
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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!

About

Project Planet Space

Explore our solar system with an interactive map. Discover planetary gravity, temperatures, and atmospheric data. Calculate your weight on other worlds and learn fascinating space facts.

Highlights
  • Interactive solar system map
  • Personalized weight and age calculations
  • Detailed planetary data widgets
  • Multi-language support
  • Metric/Imperial unit switching
  • Cosmic museum aesthetic
  • Real astronomical data integration
Features
Read full description

Project Planet - an interactive map of our solar system How much would you weigh on Jupiter? Why does a day on Mercury last longer than its year? Project Planet turns space facts into a fingertip-sized journey. Scroll through all nine planets (Pluto included), feel each world's pull on your own body, and explore the numbers astronomers have spent decades collecting. Highlights - Sticky scroll across the system: from Mercury to Pluto, each planet stays centred long enough for you to take it in. - You, on every world: enter your weight and age once and watch them recalculated by each planet's gravity and orbital period. - Five rich widgets per planet: surface temperature with reference markers (Antarctica, freezing, boiling), atmospheric pressure with composition chart, travel times from Earth from walking up to the speed of light, gravitational force with everyday objects (phone, backpack, car), and an interactive pressure simulator with phase changes for water, oxygen, CO2, hydrogen, nitrogen and mercury (Antoine equation under the hood). - Six languages: Czech, English, German, Slovak, Spanish and French, auto-detected from your device. - Metric or imperial: switch instantly; weights, temperatures and distances follow your preference. - Crafted to feel like a small cosmic museum: dark cosmic theme, hand-tuned typography, subtle scroll choreography, and a right rail that lets you jump to any planet. - Built on real data: gravitational accelerations, orbital periods, NASA mean temperatures, atmospheric compositions and substance phase transitions. Requires an internet connection. The app runs as a continuously updated webview and uses native iOS capabilities such as haptic feedback to add a tactile dimension to your interstellar journey.

Screenshots

Newton's School3 screens
Project Planet Space4 screens

Verdict

The call

The clearest difference is ads: Project Planet Space at none against Newton's School's shown. Newton's School's advantage is update cadence (every 2 weeks vs every 25 months). On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Newton's School ships an update every 2 weeks, Project Planet Space every 25 months. The most recent releases landed on October 6, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 7 level
Newton's School versus Project Planet Space: the parameters behind the verdict, then further details
ParameterNewton's SchoolProject Planet Space
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeks — betterEvery 25 months
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size94 MB2 MB
Age rating4+4+
Developermasaya araiMiroslav Hanzelka

In-app purchases

None

Newton's School

No in-app purchases

None

Project Planet Space

No in-app purchases

Questions

Is Newton's School free?
Newton's School is free to download, with no in-app purchases.
Is Project Planet Space free?
Project Planet Space is free to download, with no in-app purchases.
Do Newton's School or Project Planet Space have ads?
Newton's School shows ads; Project Planet Space does not.
Which is updated more often, Newton's School or Project Planet Space?
Newton's School ships an update every 2 weeks, and Project Planet Space every 25 months. Most recently, Newton's School was updated on October 6, 2026 and Project Planet Space on October 27, 2026.

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