
Robert Petras
Hi, I am an Apple App Developer and the primary instructor of the SwiftUI Masterclass and Blender 3D Masterclass courses living in the European Union.
I teach both iOS 14 and macOS app development using Apple's latest SwiftUI framework and the Swift 5.3 programming language.
If you would like to build apps with outstanding quality for iPhone, iPad, Apple Watch, or Macintosh computers, please join this exclusive SwiftUI Masterclass course on Udemy and become a well-paid iOS and macOS developer.
Recently I started teaching 3D modeling, 3D character design, 3D illustration and 3D animation with the popular open source and free Blender 3D software.

Learn SwiftUI 2 - Apple’s native user interface framework
Learn how to develop and design apps. Complete courses about iOS 13 development with SwiftUI framework for total beginners to advanced developers. Learn how to build many iOS, iPadOS and even macOS apps from scratch.
This online masterclass course for developers and designers teaching custom app layouts, interactive animations, user interface components, loading external API data, etc.
APP DEVELOPMENT
Complete SwiftUI 2 Course
iOS 14 Development
macOS App Development
watchOS App Development
Core Data Tutorials
App User Interface Design
Swift 5 Programming Language
SwiftUI 2 Framework Fundamentals
Get familiar with Xcode 12

Learn 3D illustration, character design and animation with Blender 3D
This online Blender 3D masterclass course will teach you how to create modern 3D illustrations for websites, online advertisements, and social media posts. Not only that, you will learn how to create slick 3D characters and animating them as well.
Every section of this Blender 3D course is project-based, so you will get the most of them creating highly demanded 3D designs and build up your professional portfolio.
3D MODELING
3D Character Design
3D Illustration
3D Animation
3D Object Modeling
Blender 3D User Interface
3D Post Production
3D Visual Effects
3D Workflow in Blender 2.9
Hands-On Blender 3D Tutorials