Zininworks is an app development company. We build cool apps for iPhone & iPad.



Atelier is an iOS app for drawing and painting, striking the perfect balance between simplicity and functionality.

Visit Atelier Website


Simple, dedicated to-do list style app just for words memorization. Unlock full potential of the iOS system dictionary for fast and lightweight dictionary access.

Visit WordRemindr Website

SyncScore Classical music with score

50+ Carefully curated tracks of various SyncScore apps. “SyncScore : Best Collection” is the ultimate hub for all SyncScore apps.

More infomation about SyncScore


Tocsin is a motion detecting alarm integrated with Guided Access. Turn on iOS Guided Access and initiate Tocsin. Once sudden movement of the device is detected, Tocsin makes audio and visual alert.

Get Tocsin on the AppStore


OnMelody is a search engine using Musipedia database. You can identify the title and the composer of classical melody with just few taps.

Get OnMelody on the AppStore


Ahn Jungho

Web Developer

Twitter · Facebook

Jo Yoonhyung

iOS Developer

Twitter · App.net