# Thesaurus App vs Dictionary and Thesaurus Pro

The clearest difference is review sentiment: Dictionary and Thesaurus Pro at 87% against Thesaurus App's 29%. Dictionary and Thesaurus Pro also leads on rating (4.9 vs 1.0) and ratings volume (2.6K vs 4). Thesaurus App's advantage is price ($0.99 vs $9.99) and iOS requirement (9.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

Thesaurus App costs $0.99 and Dictionary and Thesaurus Pro $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dictionary and Thesaurus Pro holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Dictionary and Thesaurus Pro has 2.6K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 29% of Thesaurus App's written reviews are positive against 87% of Dictionary and Thesaurus Pro's.

Thesaurus App ships an update every 8 months, Dictionary and Thesaurus Pro every 4 months. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Thesaurus App | Dictionary and Thesaurus Pro |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | [1.0 (4 ratings)](https://appshunter.io/ios/app/thesaurus-app/id291362860/reviews) | **[4.9 (2.6K ratings)](https://appshunter.io/ios/app/dictionary-and-thesaurus-pro/id492085918/reviews)** |
| Number of ratings | 4 | **2.6K** |
| Positive reviews | 28.6% of reviews | **86.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#112** |
| Size | 2 MB | 22 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Farlex, Inc.](https://appshunter.io/developer/379450386) |

## What reviewers say

### Thesaurus App

[App page](https://appshunter.io/ios/app/thesaurus-app/id291362860)

Instantly find synonyms for any word. Explore antonyms, related terms, and user-suggested words. Tap results for new searches and access your search history.

**Highlights:** Synonym retrieval, Antonym search, Related terms, User suggestions, Quick new search, Search history

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use for searching words
- 🚀 Fast and excellent thesaurus
- 👍 Works well and is well supported
- 👍 Great for homework and writing
- 👍 Helpful for vocabulary building

**What reviewers complain about**

- 👎 Limited synonyms
- 👎 No antonyms provided
- 👎 Few applicable synonyms
- 👎 Narrow search results
- 👎 Small text, cannot be enlarged

**Reported bugs**

- Cannot cancel subscription
- Never downloaded/appeared on phone
- Creator impossible to reach
- Stuck in update limbo
- Draining battery and internet connection

**Requested features**

- Provide antonyms
- Include similar terms and related word forms
- Allow following a chain of related terms
- Improve synonym suggestions
- Allow text enlargement


### Dictionary and Thesaurus Pro

[App page](https://appshunter.io/ios/app/dictionary-and-thesaurus-pro/id492085918)

**Currently charting:** #112 Top Paid · Reference (US App Store)

Access a comprehensive offline dictionary and thesaurus with extensive content in multiple languages. Explore definitions, synonyms, and specialized dictionaries for various fields. Enjoy an ad-free experience with features like word games and instant lookups.

**Highlights:** Ad-free experience, Offline English dictionary and thesaurus, Offline dictionaries in 13 languages, Offline translations to over 40 languages, Specialty dictionaries (Medical, Legal, etc.), Word games and daily content, Instant word lookup from other apps

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Comprehensive and detailed definitions
- 💡 Helpful translation and pronunciation features
- 👍 Useful word games and trivia
- 👍 Offline mode availability

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔍 Limited thesaurus functionality
- 🔍 Lack of customization options
- 💰 Paid version required to remove ads

**Reported bugs**

- Search function sometimes fails to load definitions
- Offline mode has fewer word entries than online
- Occasional sync issues between online and offline data

**Requested features**

- Add more language dictionaries
- Improve thesaurus with more synonyms and antonyms
- Implement flashcard or vocabulary building features
- Allow users to save custom word lists


## Frequently asked questions

### Is Thesaurus App free?

Thesaurus App costs $0.99, with no in-app purchases.

### Is Dictionary and Thesaurus Pro free?

Dictionary and Thesaurus Pro costs $9.99, with no in-app purchases.

### Which has better reviews, Thesaurus App or Dictionary and Thesaurus Pro?

Dictionary and Thesaurus Pro is rated higher. Thesaurus App averages 1.0 out of 5 from 4 ratings, while Dictionary and Thesaurus Pro averages 4.9 from 2.6K ratings.

### Do Thesaurus App or Dictionary and Thesaurus Pro have ads?

Neither Thesaurus App nor Dictionary and Thesaurus Pro shows ads.

### Which is updated more often, Thesaurus App or Dictionary and Thesaurus Pro?

Thesaurus App ships an update every 8 months, and Dictionary and Thesaurus Pro every 4 months. Most recently, Thesaurus App was updated on September 26, 2026 and Dictionary and Thesaurus Pro on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*