WordNex vs LensDict
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WordNex
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Scan an English word with your camera, understand its meaning, and follow its connections to discover more. SCAN AND LOOK UP Point the camera at printed English text for a quick definition. Freeze the view, read text from a photo, or type a word to search. Correct recognized text when needed. EXPLORE THE WORD MAP Start from a specific meaning and navigate connected words. Explore synonyms, opposites, broader and more specific meanings, word families, parts, members, materials, causes, and implications where available. Follow your navigation path, go back and forward, and switch between Map and List. READ AND LISTEN Explore definitions, examples, and parts of speech in readable entries. Listen to words and definitions, adjust reading size, and use light or dark appearance. Multilingual equivalents from Open Multilingual Wordnet help you explore English vocabulary; coverage varies by language and meaning. KEEP YOUR DISCOVERIES Save individual meanings and named exploration trails. Reopen a trail to continue exploring, or share a trail as a PDF. A wider iPad layout keeps the map and reading pane together. WORKS ON YOUR DEVICE Dictionary lookup and image text recognition work offline. No account is required. Optional voice input needs an available on-device English speech-recognition model. ABOUT THE DICTIONARY English content is based on Princeton WordNet 3.0, with multilingual resources from Open Multilingual WordNet. WordNet focuses on nouns, verbs, adjectives, and adverbs. It is not a complete dictionary of every English word, and translated definitions are not available for every meaning. Camera recognition depends on focus, lighting, and text clarity. WordNet attribution and dictionary licenses are available in the app's acknowledgements. Questions or suggestions: zhaoxiaojian@hotmail.com
LensDict
Instantly define words by simply pointing your camera at them, no typing or internet needed. This app offers powerful lookup with multiple dictionaries, text-to-speech, and offline functionality. Save words, add notes, and create flashcards for effective learning.
- Zero-input camera dictionary
- Offline word definitions
- Multiple built-in dictionaries
- Text-to-speech pronunciation
- Save and organize words
- Customizable flash card decks
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LensDict is a zero-input camera dictionary. Point your camera at any text and instantly see word definitions — no typing, no tapping, no internet connection needed. Everything runs locally on your device. **How it works** Simply aim your camera at a book, article, menu, or sign. LensDict automatically detects the word at the center crosshair, highlights it, and shows the definition in a floating card. Tap the screen to pause and explore deeper. **Powerful lookup** • Two built-in dictionaries: WordNet 3.1 and Wiktionary — with automatic fallback if a word isn't found in one • Long-press any word in a definition to look it up (deep lookup) • Lemmatization recognizes word forms — "running" finds "run", "children" finds "child" • Text-to-speech pronunciation for every word • Works entirely offline — no internet connection required **Save & organize** • Bookmark words with one tap — each save captures a snapshot of what you were reading • Add personal notes with color coding to any saved word • Browse saved words with swipe navigation **Flash Card Sets (Premium)** • Organize saved words into custom-colored flash card decks by topic, lesson, or difficulty • Two-sides study mode: see the word first, tap to reveal the definition — perfect for self-testing • Shuffle mode for randomized review • Copy or move words between sets • Unlimited saved words (free users can save up to 50) **Premium Plans** • Monthly, yearly (with 7-day free trial), or one-time lifetime purchase • Free users enjoy full camera dictionary and up to 50 saved words **Privacy first** • No account required • No data leaves your device • No tracking, no ads Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: WordNex at none against LensDict's 3. WordNex also leads on update cadence (weekly vs every 2 weeks). On price, ads, device support and iOS requirement 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. LensDict sells 3 in-app purchases, starting at $1.99 per month. WordNex asks for nothing beyond the download.
WordNex ships an update weekly, LensDict every 2 weeks. The most recent releases landed on September 20, 2026 and June 26, 2026 respectively.
| Parameter | WordNex | LensDict |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 127 MB | 91 MB |
| Age rating | 12+ | 4+ |
| Developer | 小健 赵 | Suyuan Chang |
In-app purchases
WordNex
No in-app purchases
LensDict
- Premium Subscription - Monthly$1.991 Month
- Premium Subscription - Yearly7 Days trial$19.991 Year
- Premium Subscription - Lifetime$39.99



