# Plain English Dictionary vs Deep Dictionary

The clearest difference is ratings volume: Deep Dictionary at 51 against Plain English Dictionary's 1. Plain English Dictionary's advantage is rating (5.0 vs 4.7) and monetization model (free vs ad-supported). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Plain English Dictionary holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Deep Dictionary has 51 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Plain English Dictionary | Deep Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/plain-english-dictionary/id1170863272/reviews)** | [4.7 (51 ratings)](https://appshunter.io/ios/app/deep-dictionary/id6451319239/reviews) |
| Number of ratings | 1 | **51** |
| Positive reviews | — | 77.8% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | **Free** | Ad-supported |
| Size | 41 MB | 14 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 12+ |
| Developer | [Daigo Hamasaki](https://appshunter.io/developer/1170863271) | [DEEPCO](https://appshunter.io/developer/1697523614) |

## What reviewers say

### Plain English Dictionary

[App page](https://appshunter.io/ios/app/plain-english-dictionary/id1170863272)

This app provides a simple and efficient English dictionary with offline access. It features a speech function for pronunciation, word bookmarking, and extensive vocabulary with synonyms and example sentences. Customizable font settings enhance the learning experience.

**Highlights:** Offline access, Speech function for pronunciation, Bookmark words and phrases, Over 140,000 words and phrases, Synonyms and example sentences, Customizable font settings

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

**In-app purchases:** none


### Deep Dictionary

[App page](https://appshunter.io/ios/app/deep-dictionary/id6451319239)

Access definitions from various sources like Wikipedia and Urban Dictionary, with multilingual support and pronunciation guides. Enhance your vocabulary with synonyms, related words, and real-life usage examples.

**Highlights:** Multilingual definitions, Urban Dictionary slang integration, Wikipedia content access, Pronunciation guides and usage examples, Comprehensive thesaurus, Images and contextual phrases

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

**In-app purchases:** none


## Frequently asked questions

### Is Plain English Dictionary free?

Plain English Dictionary is free to download, with no in-app purchases.

### Is Deep Dictionary free?

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

### Which has better reviews, Plain English Dictionary or Deep Dictionary?

Plain English Dictionary is rated higher. Plain English Dictionary averages 5.0 out of 5 from 1 ratings, while Deep Dictionary averages 4.7 from 51 ratings.

### Do Plain English Dictionary or Deep Dictionary have ads?

Both Plain English Dictionary and Deep Dictionary show ads.

### Which is updated more often, Plain English Dictionary or Deep Dictionary?

Plain English Dictionary ships an update weekly, and Deep Dictionary weekly. Most recently, Plain English Dictionary was updated on October 6, 2026 and Deep Dictionary on October 5, 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.*