Graviton Sim

Scott Carnett Education iPhoneiPadiPod touchMac

Graviton Sim is a free Education app for iPhone and iPad by Scott Carnett. Requires iOS 15.6. Updated December 13, 2025.

Price: Free; on the App Store
Size: 63 MB; Age 4+
Updated: Dec 13; 2025 · v1.7.0

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About Graviton Sim

A physics simulation exploring gravitational dynamics and orbital mechanics.

What’s new

Version 1.7.0 · Updated December 13, 2025

- Relativistic Physics: Objects near light speed show time dilation, blue-shift glow, and velocity-dependent effects - Tidal Forces: Visualize gravitational stress and Roche limit warnings for bodies at risk of breakup - 3D Lighting: Realistic shadows, specular highlights, and day/night hemisphere illumination - Atmospheric Effects: Stellar coronas, planetary halos, and sunrise/sunset scattering - Custom Bodies: Tap-to-place mode with drag repositioning and color controls

App privacy

The developer, Scott Carnett, reported these privacy practices to Apple.

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Contact Info: Email Address, Name
Usage Data: Product Interaction

Used for: Analytics, Product Personalization, App Functionality, Other Purposes

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Diagnostics: Crash Data, Performance Data

Used for: Analytics, App Functionality

App details

Graviton Sim is a free Education app for iPhone, iPad, iPod touch and Mac, developed by Scott Carnett. It requires iOS 15.6 or later and is 63 MB to download. It was first released on October 23, 2025 and last updated on December 13, 2025.

Category: Education
Price: Free
Version: 1.7.0
Size: 63 MB
Requires: iOS 15.6 or later
Compatibility: iPhone, iPad, iPod touch, Mac
Languages: English
Age rating: 4+
Released: October 23, 2025
Last updated: December 13, 2025
Developer: Scott Carnett

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Alternatives to Graviton Sim

Looking for apps like Graviton Sim? Here are 6 similar apps on the App Store. The highest rated is Orbital Simulator: Explorer (5.0/5), and all 6 are free to download.

Graviton Sim vs. alternatives
App	Rating	Price	Last updated	Compare
Graviton Sim	–	Free	December 13, 2025
Gravity!	3.9 / 5 (18)	Free	Jul 29, 2026	Compare
Heliosphere - Solar System	3.0 / 5 (2)	Free	Aug 18, 2026	Compare
ViGravitatis	–	Free	Apr 6, 2025	Compare
Orbital Simulator: Explorer	5.0 / 5 (6)	Free	Jul 18, 2024	Compare
Gargantua: Black Hole Sim	4.0 / 5 (4)	Free	Jul 7, 2026	Compare
3-Body	5.0 / 5 (3)	Free	Aug 22, 2026	Compare

Compare Graviton Sim with the top alternatives: ratings, updates, ASO score and keyword gaps →