iOS Developer

Building Apps
for Everyday
Life

Swift & SwiftUI apps across music, sports, wellness, and games — designed simple, built to be useful every day.

cylcode

Hi, I'm YILI CHO (cylcode)

As an iOS 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 & SwiftUI
Apple's primary IDE for building iOS, macOS, and watchOS apps — paired with SwiftUI's declarative framework for crafting beautiful, responsive interfaces.
SwiftSwiftUISimulator
Avid Pro Tools
Avid Pro Tools
Industry-standard digital audio workstation for professional recording, mixing, and audio post-production workflows.
Audio EditingMixingRecording
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 ProductionCompositionMIDI
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 EditingColor GradingMotion
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 DesignApp IconsUI Mockups
Claude
Claude
Anthropic's AI assistant — used for brainstorming app ideas, debugging Swift code, drafting app descriptions, and accelerating development workflows.
AI AssistantCode ReviewBrainstorming
Portfolio

iOS App Projects

Apps across music, sports, wellness, and games — each one built with Swift and a lot of curiosity.

Contact

Let's Connect

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