Joe Rupertus

I am an undergraduate student at Princeton and an indie iOS & visionOS developer. I like to use tech to create engaging, interactive stories and experiences that people enjoy using. I would love to connect with you!

Planetaria

iOS, iPadOS, visionOS

An interactive Solar System simulator experience, now available on Apple Vision Pro.

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Omega Calculator

iOS, iPadOS

A scientific calculator designed to make complex calculations simple and intuitive.

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Bits & Bobs

iOS, iPadOS

A comprehensive collection tracker to organize your most treasured possessions.

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Countdown Creator

iOS, iPadOS

The ultimate tool for keeping track of upcoming events and special occasions.

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Room of Thoughts

visionOS

A spatial AI assistant that creates mindmap visualizations in augmented reality.

COMING SOON

Recent Updates

2.3.0

Feb 14, 2025

Added 200+ moons, 350+ asteroids, expanded time range

2.3.0

Added 200+ moons, 350+ asteroids, expanded time range

Feb 14, 2025

1.3.0

Feb 10, 2025

More customization options & redesigned editor

1.3.0

More customization options & redesigned editor

Feb 10, 2025

1.7.0

Dec 31, 2024

Added repositioning and cropping of photos

1.7.0

Added repositioning and cropping of photos

Dec 31, 2024

2.2.0

Dec 19, 2024

Time controls, lighting, and improved visionOS app

2.2.0

Time controls, lighting, and improved visionOS app

Dec 19, 2024

View all updates

Skills

📱

Mobile Development

SwiftUI

UIKit

RealityKit

Core Data

SwiftData

CloudKit

React Native

🌐

Web Development

React.js

Next.js

Tailwind CSS

JavaScript/TypeScript

HTML/CSS

Node.js

💻

Programming Languages

Swift

Python

JavaScript

TypeScript

Java

C++

HTML

CSS

🛠

Tools & Technologies

Git

Xcode

Figma

TestFlight

App Store Connect

Reality Composer Pro

Vercel