# Clozemaster－Vocabulary Builder vs Duory

The clearest difference is review sentiment: Clozemaster－Vocabulary Builder at 83% against Duory's 0%. Clozemaster－Vocabulary Builder also leads on rating (4.8 vs 1.0) and ratings volume (2.1K vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Clozemaster－Vocabulary Builder sells 8 in-app purchases, starting at $8.99 per month and Duory sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Clozemaster－Vocabulary Builder holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Clozemaster－Vocabulary Builder has 2.1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of Clozemaster－Vocabulary Builder's written reviews are positive against 0% of Duory's.

Clozemaster－Vocabulary Builder ships an update every 9 days, Duory every 5 days. The most recent releases landed on November 9, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Clozemaster－Vocabulary Builder | Duory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.1K ratings)](https://appshunter.io/ios/app/clozemastervocabulary-builder/id1149199075/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/duory-language-learning-notes/id6504098229/reviews) |
| Number of ratings | **2.1K** | 1 |
| Positive reviews | **82.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 5 days** |
| Monetization | Freemium | Freemium |
| Size | 120 MB | 155 MB |
| Requires iOS | **16.4** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Language Innovation LLC](https://appshunter.io/developer/1149199074) | [Adegboyega Dada](https://appshunter.io/developer/1542474149) |

## What reviewers say

### Clozemaster－Vocabulary Builder

[App page](https://appshunter.io/ios/app/clozemastervocabulary-builder/id1149199075)

Master vocabulary in over 50 languages by filling in missing words in real-world sentences. This gamified app challenges learners with cloze tests, contextual learning, and progress tracking to build fluency. Offers multiple learning modes and detailed grammar explanations.

**Highlights:** Cloze test vocabulary learning, Contextual sentence learning, 50+ languages available, Gamified learning with leaderboards, Progress tracking and spaced repetition, Vocabulary, Listening, and Speaking modes, Grammar explanations

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clozemaster Pro Monthly | $8.99 | per month |
| Clozemaster Pro Monthly | $12.99 | per month |
| Clozemaster Pro Monthly | $12.99 | per month |
| Clozemaster Pro Yearly | $69.99 | per year |
| Clozemaster Pro Yearly | $79.99 | per year |
| Clozemaster Pro Annual | $79.99 | per year |
| Clozemaster Pro Annual | $79.99 | per year |
| Clozemaster Pro Yearly | $79.99 | per year |

**What reviewers like**

- 👍 Great for learning vocabulary and grammar
- 🚀 Effective spaced repetition and context-based learning
- 🎮 Gamified and enjoyable learning experience
- 🌐 Wide range of languages available, including rare ones
- 💡 Useful sentence explanations and grammar insights

**What reviewers complain about**

- 🐛 Occasional issues with audio quality and TTS
- 💰 Subscription model considered too expensive by some
- 🔍 Limited free version with daily sentence cap
- 🤖 Concerns about over-reliance on AI-generated content
- 🤔 Not suitable for complete beginners in a language

**Reported bugs**

- Crashes and performance issues on older devices
- Incorrect translations and sentence examples
- Inconsistencies in language-specific features

**Requested features**

- Ability to add custom sentences and vocabulary
- More detailed grammar explanations and lessons
- Integration with other language learning resources
- Improved user interface and navigation
- Offline mode with full functionality


### Duory

[App page](https://appshunter.io/ios/app/duory-language-learning-notes/id6504098229)

This app helps you learn languages by organizing notes, practicing vocabulary, and journaling. It offers features like translation, pronunciation recording, and spaced repetition to enhance your learning journey. Offline functionality and customizable widgets make it a versatile tool for language learners.

**Highlights:** Organize notes for multiple languages, Practice vocabulary with spaced repetition, Journal in target languages, Hands-free practice sessions, Capture phrases from various sources, Offline language tasks, Home and Lock Screen widgets

**Features:** Family Sharing, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duory Plus (Monthly) | $2.99 | per month |
| Duory Family Plus (Monthly) | $4.99 | per month |
| Duory Plus (Annual) | $29.99 | per year |
| Duory Family Plus (Annual) | $49.99 | per year |


## Frequently asked questions

### Is Clozemaster－Vocabulary Builder free?

Clozemaster－Vocabulary Builder is free to download, with in-app purchases available.

### Is Duory free?

Duory is free to download, with in-app purchases available.

### Which has better reviews, Clozemaster－Vocabulary Builder or Duory?

Clozemaster－Vocabulary Builder is rated higher. Clozemaster－Vocabulary Builder averages 4.8 out of 5 from 2.1K ratings, while Duory averages 1.0 from 1 ratings.

### Do Clozemaster－Vocabulary Builder or Duory have ads?

Neither Clozemaster－Vocabulary Builder nor Duory shows ads.

### Which is updated more often, Clozemaster－Vocabulary Builder or Duory?

Clozemaster－Vocabulary Builder ships an update every 9 days, and Duory every 5 days. Most recently, Clozemaster－Vocabulary Builder was updated on November 9, 2026 and Duory on November 8, 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.*