MDict vs SkyDict
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MDict
This open platform dictionary app supports multiple languages and allows users to download various pre-built dictionary data. It offers fast lookups, rich text content, pronunciation, search history, and in-page search capabilities.
- Multi-language support
- Downloadable dictionary data
- Fast lookup and loading
- Rich text content
- Pronunciation support
- Favorites and search history
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MDict is a dictionary that support multi-language. It dosen't bundle with dictionary data. But it's a open platform that you can download many pre-built dictionary datas by others. Key features include: 1. Very fast lookup speed and dictionary loading speed. You can switch dictionary instantly. 2. Support rich text formated content 3. Pronunciation support. Currently with English, French, Portuguese, Chinese, Japanese.(Chinese/Japanese pronunciation support are limited) 4. Favorites and Search history 5. Supports in page search
SkyDict
This app allows users to simultaneously search for word definitions across numerous online English dictionaries. It offers a seamless browsing experience with swipe gestures and includes a dark theme. Users can also look up words directly from other applications.
- Simultaneous multi-dictionary lookups
- Swipe to switch dictionaries
- Dark theme support
- In-app word lookup via share menu
- No ads or account required
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SkyDict is an english dictionary that lets you look up words in multiple online english dictionaries at a time. Swipe left or right to switch different dictionaries. These online free dictionaries are included: Dictionary.com, Longman, Webster's, Collins, Urban Dictionary, Vocabulary.com, Oxford Learner's Dictionaries, Bing Dictionary, etc. Designed exclusively for iOS, SkyDict takes full advantage of the latest iOS features and technologies, giving you innovative, fast, and powerful tools. Features: - Look up words in multiple sources at a time. - Swipe left or right to switch dictionaries. - Dark theme for any dictionary. - Look up words within any app (Select the text, choose Share from the context menu, then select SkyDict to get its definition). - No Ads. No account needed. No in-app tracking. Designed for iOS 26 SkyDict is meticulously thought through and created from the ground up for iOS 26. Designed to take full advantage of powerful iOS features and technologies. SkyDict requires Internet Connectivity to search for a word.
Screenshots
Verdict
The clearest difference is rating: SkyDict at 4.7 against MDict's 4.1. SkyDict also leads on update cadence (weekly vs every 3 months) and review sentiment (90% vs 75%). MDict's advantage is device support (4 vs 2). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SkyDict holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 32 and 35 respectively. Written reviews point the same way: 75% of MDict's written reviews are positive against 90% of SkyDict's.
MDict ships an update every 3 months, SkyDict weekly. The most recent releases landed on September 21, 2026 and August 23, 2026 respectively.
| Parameter | MDict | SkyDict |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (32 ratings) | 4.7 (35 ratings) — better |
| Positive reviews | 75.0% of reviews | 90.2% of reviews — better |
| Number of ratings | 32 | 35 — better |
| Update frequency | Every 3 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 文伟 张 | Chunxia Li |
Customer experience
MDict
SkyDict
Bugs and requests
MDict
Reported bugs
34 issues- Appearance settings reset on macOS
- UI misalignment in appearance settings
- Full-text search missing on mobile
- Daylight mode not working at night
- Cannot add custom fonts to iOS version
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- App crashes frequently on Mac
- App crashes on launch (older reviews)
- Audio not working after iOS updates
- Clipboard not working in floating mode
- Search bar behavior requires back button
- Auto-lookup clipboard not working in floating window
- Group function invalid format on iPhone
- Sharing section not working
- MDict floating window blank when looking up words in Instapaper
- Cannot search from right sidebar on iPad
- Sound not working
- Sound not working after upgrading to new version on iOS 9.1
- Multi-dictionaries lookup not working
- Auto lookup clipboard not working in floating window
- Group function does not work on iPhone
- Sharing section not working
- MDict's pop out window is always blank and cannot provide any definition when looking up words in Instapaper
- Cannot search a word from right sidebar on iPad
- Sound not working
- Sound wasn't work after upgrading to new version on IOS 9.1
- Multi-dictionaries lookup cannot work
- Audio problems solved (older review, implies it was an issue)
- Cannot search clipboard content on iOS 5
- Dictionary sorting gets messed up after upgrades
- Shows 'pirated' status despite payment
- Clicking on dictionary name triggers unwanted search
- Russian Wikipedia search not recognizing Russian input
- Font corruption when loading some dictionaries
- App crashes when using notification bar shortcut
Requested features
22 requests- Full-text search on mobile
- Custom font support for dictionary entries
- Add fonts to iOS version
- Dark mode
- Add collection folders
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- Login and sync function
- Fix clipboard auto-lookup in floating window
- Fix search bar behavior
- Support more extensions (.BGL, .LD2)
- Improve Mac version shortcut functionality
- Add test function
- Add support for .mdd downloads on iPhone
- Add scroll bar
- Add dict shortcut button in main window
- Improve file reader support
- Add simplified/traditional Chinese conversion for search
- Allow full screen on iPhone
- Font selection memory
- Improve configuration for dictionary grouping backup
- Support for iPhone 6/6 Plus
- Allow scrolling down precedents near a keyword
- Multi-dictionary lookup convenience
SkyDict
Not enough reviews yet to summarise bugs or requests.
In-app purchases
MDict
No in-app purchases
SkyDict
No in-app purchases
