Wordd vs Thesaurus S
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wordd
This AI-powered dictionary makes learning vocabulary engaging through conversational explanations. It uses three specialized AI personalities that adapt to word types, offering tailored definitions for academic, slang, or everyday terms. Discover new words and improve comprehension with context-rich insights.
- AI-powered dictionary
- Adaptive AI personalities
- Scholarly mode for SAT prep
- Casual mode for internet slang
- Smart word detection
- Context-rich explanations
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Wordd is an AI-powered dictionary that transforms vocabulary learning into engaging conversations. With three specialized AI personalities that automatically adapt to your word type, get explanations that actually stick. Whether you're mastering SAT vocabulary, decoding internet slang, or exploring everyday words, Wordd delivers the perfect learning experience every time. AI Dictionary Personalities - Get matched with the right AI personality automatically based on your word type, ensuring optimal learning for every situation. - Three distinct modes: Scholarly for academic mastery, Casual for modern culture, and Legacy for reliable general knowledge. - Skip boring definitions and get engaging explanations that prioritize comprehension and retention. Scholarly Mode - Your academic vocabulary companion designed specifically for SAT prep and formal learning. - Get precise definitions, etymologies, linguistic families, and usage patterns that enhance your academic writing. - Master challenging vocabulary with scholarly insights that make complex words feel accessible and memorable. Casual Mode - Your guide to internet culture, slang, and contemporary expressions that traditional dictionaries miss. - Understand the latest trends with authentic cultural context that actually makes sense. - Decode modern language with insider knowledge that keeps you current with evolving communication. Default Mode Your reliable dictionary assistant for everyday vocabulary needs and general reference. Clear, practical definitions with real-world context and examples for immediate understanding. Perfect for students, professionals, and anyone seeking straightforward, helpful word explanations. Smart Word Detection - Wordd automatically identifies whether you're looking up academic terms, internet slang, or general vocabulary. - No need to choose modes - the AI instantly selects the most helpful personality for each word. - Experience seamless learning that adapts to your needs without any extra steps. Why Wordd Works Better - Unlike traditional dictionaries that just define words, Wordd explains them in ways that create lasting understanding. - Each AI personality delivers information optimized for maximum engagement, so you remember definitions long after reading them. - Context-rich explanations help you actually use new vocabulary confidently in real situations. With Wordd as your vocabulary companion, discovering new words becomes an adventure in understanding. Whether you're preparing for standardized tests, staying current with digital culture, or simply expanding your knowledge, let Wordd transform every word into a moment of genuine learning and growth.
Thesaurus S
This free reference app helps you find synonyms and related words from a large database. Its simple interface and voice input support make it easy to discover new expressions and enhance your vocabulary.
- Extensive word database (>90,000 candidates)
- Simple and intuitive operability
- Voice input support
- Paraphrase finding
- Vocabulary strengthening
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We have created a free "Thesaurus" that accurately classifies and displays words with the same concept as "input words" from more than 90,000 candidates. With "simple operability" that eliminates extra elements, you can select the next candidate from the list and arrive at the "desired expression". With voice input support, it is possible to easily find "appropriate words". Feel free to use the "Thesaurus", which is ideal for "people who want to find paraphrases of monotonous sentences", "people who can't think of good phrases or images", and "strengthening vocabulary".
Screenshots
Verdict
The clearest difference is review sentiment: Wordd at 100% against Thesaurus S's 50%. Wordd also leads on rating (4.3 vs 1.0) and ads (none vs shown). Thesaurus S's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.6). On price and device support 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. Wordd sells 1 one-off in-app purchase. Thesaurus S asks for nothing beyond the download.
Wordd holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Wordd has 20 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Wordd's written reviews are positive against 50% of Thesaurus S's.
Wordd ships an update every 9 days, Thesaurus S monthly. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.
| Parameter | Wordd | Thesaurus S |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (20 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 20 — better | 1 |
| Update frequency | Every 9 days — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 96 MB |
| Age rating | 12+ | 4+ |
| Developer | Andy Feng | E-ONLINESERVICE |
Customer experience
Wordd
Thesaurus S
In-app purchases
Wordd
- Pro Upgrayedd$0.99
Thesaurus S
No in-app purchases







