# Clozemaster－Vocabulary Builder vs Polygloss

The clearest difference is in-app purchases: Polygloss at none against Clozemaster－Vocabulary Builder's 11. Polygloss also leads on iOS requirement (11.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Clozemaster－Vocabulary Builder sells 8 in-app purchases, starting at $8.99 per month. Polygloss asks for nothing beyond the download.

Clozemaster－Vocabulary Builder ships an update every 11 days, Polygloss fortnightly. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Clozemaster－Vocabulary Builder | Polygloss |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.1K ratings)](https://appshunter.io/ios/app/clozemastervocabulary-builder/id1149199075/reviews)** | — |
| Number of ratings | **2.1K** | — |
| Positive reviews | 82.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 145 MB |
| Requires iOS | 16.4 | **11.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Language Innovation LLC](https://appshunter.io/developer/1149199074) | [Benjamin Lim](https://appshunter.io/developer/1209902236) |

## What reviewers say

### Clozemaster－Vocabulary Builder

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

Master vocabulary in over 50 languages through engaging cloze tests. Learn words in real-world sentence contexts, track progress, and compete globally. Offers multiple learning modes and grammar explanations.

**Highlights:** Cloze tests for vocabulary learning, Learn vocabulary in context, Over 50 languages available, Gamified learning with leaderboards, Multiple learning modes (Vocabulary, Listening, Speaking), Grammar explanations, Adjustable speaking speed

**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


### Polygloss

[App page](https://appshunter.io/ios/app/polygloss/id1270663697)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clozemaster－Vocabulary Builder free?

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

### Is Polygloss free?

Polygloss is free to download, with no in-app purchases.

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

Neither Clozemaster－Vocabulary Builder nor Polygloss shows ads.

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

Clozemaster－Vocabulary Builder ships an update every 11 days, and Polygloss fortnightly. Most recently, Clozemaster－Vocabulary Builder was updated on October 21, 2026 and Polygloss on October 10, 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.*