Mud Mobile

MUD is an AI-powered Korean writing assistant designed to help non-native speakers write Korean more fluently and naturally.

MUD combines a smart keyboard with a companion app to support Korean writing in real time, whether you are studying, working, or communicating daily in Korean.

What MUD Does

AI-powered Writing Assistance
MUD uses AI to analyze Korean sentences and refine grammar, word choice, and sentence flow, helping your writing sound more natural.

System-wide Keyboard
With the MUD keyboard, you can receive writing assistance wherever you type, including messaging apps, browsers, and notes, without copying and pasting.

Companion App for Learning and Management
The app provides access to writing tools, account settings, and subscription management, making MUD easy to use and control.

Designed for Korean Learners
Built specifically for international students, professionals, and anyone learning Korean as a second language.

Privacy and Transparency

Your privacy is important to us.
• Keystrokes are not stored
• Text is processed only to provide writing assistance
• No background data collection
• Network access is required solely to enable AI-based features

We are committed to handling user data responsibly and transparently.
More details are available in our Privacy Policy.

Additional Information
• An internet connection is required for AI features
• Some advanced features may require a subscription
• Subscriptions can be managed or canceled through your Apple ID settings

Who MUD Is For
• International students learning Korean
• Professionals working in Korean environments
• Anyone who wants to write Korean more fluently and confidently

Write Korean with confidence.
Write Korean with MUD.