iOS & macOS Developer

Building Apps
for Everyday
Life

Apps for iOS and macOS across productivity, tools, music, sports, wellness, games and more — designed simple, built to be useful every day.

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YILI CHO (cylcode)
About Me

Hi, I'm YILI CHO (cylcode)

As an iOS and macOS developer and mixing engineer, I blend creativity with functionality in both app development and music production.

Skills

What I Work With

The tools I use to build, create, and bring ideas to life.

Xcode
Xcode
Apple's primary IDE for building iOS, macOS, and watchOS apps — paired with SwiftUI, Apple’s declarative UI framework for crafting beautiful, responsive interfaces.
Swift SwiftUI Simulator
Avid Pro Tools
Avid Pro Tools
Industry-standard digital audio workstation for professional recording, mixing, and audio post-production workflows.
Audio Editing Mixing Recording
Logic Pro
Logic Pro
Apple's professional music production software for composing, arranging, and producing tracks — from sketching ideas to full studio-quality mixes.
Music Production Composition MIDI
Final Cut Pro
Final Cut Pro
Apple's pro video editing software for cutting, color grading, and delivering polished video content with a fast, magnetic timeline workflow.
Video Editing Color Grading Motion
Adobe Illustrator
Adobe Illustrator
Vector-based design tool for creating app icons, UI mockups, illustrations, and scalable graphics that look sharp on every screen size.
Vector Design App Icons UI Mockups
AI Tools
AI Tools
Proficient in using ChatGPT and Claude to brainstorm app ideas, debug and review code, draft app descriptions, and accelerate development workflows.
AI Assistant Code Review Brainstorming
Portfolio

App Projects

Apps for iOS and macOS — from everyday tools to music, sports, wellness, games and more.

Explore EZ RecX, or contact me to learn more about my apps. Enable JavaScript to browse and filter the complete portfolio.

Contact

Let's Connect

Whether it's a collaboration, a project idea, or just a chat about iOS and macOS development and music — feel free to reach out anytime.

Email
cylcode@icloud.com
GitHub
github.com/cylcode886