# Collocations for IELTS test vs Moby Thesaurus

The clearest difference is iOS requirement: Moby Thesaurus at 11.0 against Collocations for IELTS test's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Collocations for IELTS test costs $1.99 and Moby Thesaurus $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Collocations for IELTS test ships an update every 43 months, Moby Thesaurus every 41 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Collocations for IELTS test | Moby Thesaurus |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 41 months** |
| Monetization | Paid | — |
| Size | 82 MB | 113 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bui Hoai Trang](https://appshunter.io/developer/1216533381) | [Thuy Duong](https://appshunter.io/developer/1233559314) |

## What reviewers say

### Collocations for IELTS test

[App page](https://appshunter.io/ios/app/collocations-for-ielts-test/id1119044605)

Enhance your writing and vocabulary for IELTS and TOEFL exams with a comprehensive list of collocations. This app offers sample sentences, audio pronunciations, and interactive learning tools like quizzes and flashcards to help you master their usage.

**Highlights:** 4409 collocations with sample sentences, Audio pronunciation for each entry, Over 10,000 example sentences, 89 interactive lessons, Multiple choice quizzes, Flashcards and match game, Daily and random collocation learning

**Features:** macOS Compatibility

**In-app purchases:** none


### Moby Thesaurus

[App page](https://appshunter.io/ios/app/moby-thesaurus-extended/id1531115545)

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

**In-app purchases:** none


## Frequently asked questions

### Is Collocations for IELTS test free?

Collocations for IELTS test costs $1.99, with no in-app purchases.

### Is Moby Thesaurus free?

Moby Thesaurus costs $1.99, with no in-app purchases.

### Do Collocations for IELTS test or Moby Thesaurus have ads?

Neither Collocations for IELTS test nor Moby Thesaurus shows ads.

### Which is updated more often, Collocations for IELTS test or Moby Thesaurus?

Collocations for IELTS test ships an update every 43 months, and Moby Thesaurus every 41 months. Most recently, Collocations for IELTS test was updated on November 6, 2026 and Moby Thesaurus on November 7, 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.*