Technical Deep Dives

Real debugging stories, performance optimization techniques, and practical guides for iOS, ARKit, and visionOS development.

ARKit

Why Your ARKit App Crashes After 5 Minutes (And How to Fix It)

The most common ARKit crash pattern I see costs companies thousands in lost users. Here's the root cause and the permanent fix.

Apr 1, 2025
3 min read
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ARKit

3 Hidden Memory Leaks in RealityKit That Apple Doesn't Tell You About

RealityKit is powerful but has subtle gotchas. I've found these 3 memory leaks in multiple production apps.

Mar 1, 2025
3 min read
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visionOS

visionOS Migration: What Every iOS Developer Gets Wrong

Porting your ARKit app to visionOS isn't just SwiftUI + RealityKit. Here are the 5 critical differences.

Jan 15, 2025
3 min read
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visionOS

visionOS: Free 4-Part Course for Beginners

Just launched my first Udemy course - a concise, under 1-hour program on visionOS fundamentals with source code included.

Oct 20, 2024
1 min read
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visionOS

Star Wars Text Crawl in visionOS with RealityKit

Recreating the iconic Star Wars opening text crawl effect using visionOS and RealityKit.

Oct 21, 2023
1 min read
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visionOS

visionOS Basics #4: Star Wars Text Crawl Using visionOS and RealityKit

Create the iconic Star Wars text crawl effect using visionOS and RealityKit in this final part of the basics series.

Oct 21, 2023
1 min read
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visionOS

visionOS Basics #3: Mastering Realistic Object Spinning in RealityKit

Learn how to create realistic object spinning animations in RealityKit for visionOS applications.

Sep 25, 2023
1 min read
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visionOS

visionOS Basics #2: Orbit Animation to USDZ Models Inside Volumetric Window

Learn how to add orbit animations to USDZ models inside a volumetric window using RealityKit in visionOS.

Sep 7, 2023
1 min read
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visionOS

visionOS Basics #1: Add USDZ Model into RealityKit Using Reality Composer Pro

Learn how to add USDZ models into RealityKit using Reality Composer Pro in this first part of the visionOS basics series.

Aug 26, 2023
1 min read
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ARKit

3D Box Addition with Hand Pose Recognition in ARKit

Using ARKit and Vision frameworks to summon 3D boxes into the environment with hand gestures, inspired by Apple Vision Pro.

Jul 9, 2023
1 min read
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Spatial Computing

Spatial Computing: Bridging the Physical and Digital Realms

Spatial computing seamlessly merges the physical and digital realms, allowing users to interact with digital information in a spatial context using AR and VR technologies.

Jul 1, 2023
4 min read
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ARKit

AR Sphere: Camera-Following Particle System with ARKit

A demo showcasing a virtual sphere that dynamically follows camera movements using ARKit's powerful particle system.

Jun 9, 2023
1 min read
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ARKit

AR Kitchen Timer: Augmented Reality for Cooking

An ARKit project exploring AR configuration and feature point debugging, built as a simple AR cooking timer app.

Mar 16, 2023
1 min read
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ARKit

Catch the Ball: Motion Capture Game with ARKit and RealityKit

Built an iOS motion capture game inspired by Xbox 360 Kinect using ARKit's body tracking, RealityKit, and SceneKit.

Jul 15, 2022
1 min read
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