
MDX Reader:Personal Dictionary
Build Your Personal Dictionary
Free · In‑App Purchases · Designed for iPad
MDX Reader is a powerful offline dictionary reading application that supports MDX/MDD format dictionary files. Whether you're learning a language, doing academic research, or need quick reference, MDX Reader is your ideal choice.
Core Features
• Unlimited Dictionaries
Add and manage multiple MDX dictionaries simultaneously, supporting parallel queries across dictionaries for comprehensive information retrieval.
• Powerful Search Engine
Lightning-fast full-text search with instant results. Supports fuzzy matching and comprehensive indexing.
• Smart Favorites
One-tap to save important words, organized by dictionary for easy review and management.
• Custom Appearance
Personalize font family, size, weight, line spacing, padding, and background color. Create your ideal reading experience.
• Offline First
All dictionary data and search functionality work completely offline. No internet connection required, protecting your privacy.
• Cross-Dictionary Search
Simultaneously search multiple dictionaries and instantly view definitions from different sources.
• Search History
Automatically record search history for quick access to previously viewed content.
Supported Formats
• MDX (MDict Dictionary)
Mainstream dictionary format with wide compatibility
• MDD (MDict Resource)
Supports images, audio, and multimedia resources
Premium Features
Unlock all features with a one-time purchase:
- Unlimited dictionary additions (free version limited to 1)
- Unlimited daily searches (free version limited to 20)
- Custom appearance settings
- Background color selection
- Advanced font settings
Free Trial
New users get a 7-day free trial of all premium features. Experience the full functionality before deciding to purchase.
Privacy First
- No data collection
- No user tracking
- No third-party analytics
- All data stored locally on device
- Complete offline functionality
Perfect For
- Language learners: Support for multiple language dictionaries
- Academic researchers: Professional terminology dictionaries
- Translators: Quick reference and terminology lookup
- Students: Comprehensive learning resource
- Knowledge workers: Personal knowledge base
Easy to Use
1. Add Dictionary: Import your MDX/MDD dictionary files
2. Search Words: Enter search terms for instant results
3. Manage Favorites: Save important content for easy review
Download MDX Reader now and start your knowledge exploration journey!
Ratings & Reviews
Support to scan file folder
The developer, Yulei Duan, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Yulei Duan
- Size
- 9.7 MB
- Category
- Reference
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
English and 8 more
- English, French, German, Japanese, Korean, Russian, Simplified Chinese, Spanish, Traditional Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- MDX Premium (Lifetime) $3.99
- Copyright
- © 2025 Levi