---
title: "Collins COBUILD Dictionary — App Overview"
url: https://marlvel.ai/intel-report/reference/collins-cobuild-dictionary
category: Reference
developer: MobiSystems, Inc.
platforms: ios
rating: 4.4 (43 ratings)
pricing: paid
report_level: overview
generated: 2026-04-21
last_verified: "2026-04-21T19:01:56.261Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This app functions as a data-driven linguistic reference tool designed to support English language proficiency through extensive corpus-based examples.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Reference |
| Rating | 4.4 ★ (43) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 10.0.11 |
| Developer | MobiSystems, Inc. |

<!-- SECTION: Summary -->
## What is Collins COBUILD Dictionary?

The Collins COBUILD Dictionary is a reference tool providing clear, full-sentence definitions for 17,000 headwords. It leverages the 650-million-word Bank of English database to provide users with detailed grammatical behavior and contextual usage examples.

<!-- SECTION: Key Features -->
## Key Features

- **Bank of English Database**: Definitions and linguistic statements are derived from a massive corpus of 650 million written and spoken words.
- **Full-Sentence Definitions**: Explanations are written in complete sentences to provide clear descriptions of meaning and typical grammatical usage.
- **Extensive Reference Data**: Includes 63,000 references and 25,000 examples to support confident language use.
- **Detailed Entry Formatting**: Each entry lists word forms and alternative spellings at the start for quick reference.

<!-- SECTION: Target Audience -->
## Who is it for?

English language learners and users seeking to improve their writing and comprehension skills.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/collins-cobuild-dictionary/id389735161?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/reference/collins-cobuild-dictionary)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/reference/collins-cobuild-dictionary).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*