# DK Visual Dictionary (2017) vs McGraw Hill Must Know

The clearest difference is rating: McGraw Hill Must Know at 4.1 against DK Visual Dictionary (2017)'s 1.8. McGraw Hill Must Know also leads on monetization model (free vs free with in-app purchases) and iOS requirement (10.0 vs 12.0). DK Visual Dictionary (2017)'s advantage is ratings volume (33 vs 11). On price, review sentiment, update cadence and ads there is nothing between them.

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

McGraw Hill Must Know holds the better App Store score, 4.1 against 1.8. Both are backed by a comparable volume of ratings — 33 and 11 respectively. Written reviews point the same way: 20% of DK Visual Dictionary (2017)'s written reviews are positive against 25% of McGraw Hill Must Know's.

DK Visual Dictionary (2017) ships an update every 3 months, McGraw Hill Must Know every 4 months. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | DK Visual Dictionary (2017) | McGraw Hill Must Know |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (33 ratings)](https://appshunter.io/ios/app/dk-visual-dictionary-2017/id1192278999/reviews) | **[4.1 (11 ratings)](https://appshunter.io/ios/app/mcgraw-hill-must-know/id1469168846/reviews)** |
| Number of ratings | **33** | 11 |
| Positive reviews | 19.9% of reviews | **25.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 208 MB | 82 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dorling Kindersley](https://appshunter.io/developer/316351361) | [McGraw-Hill](https://appshunter.io/developer/325792150) |

## What reviewers say

### DK Visual Dictionary (2017)

[App page](https://appshunter.io/ios/app/dk-visual-dictionary-2017/id1192278999)

This app provides audio for DK's Bilingual Visual Dictionaries, featuring over 7,000 spoken words and phrases per language by native speakers. It's organized thematically and allows users to tap words for pronunciation, save favorites, and use offline after downloading.

**Highlights:** 7,000+ spoken words/phrases per language, Native speaker audio, Thematic vocabulary organization, Tap to hear pronunciation, Offline access after download, Favorites list for saved words

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple audio companion
- 👍 Works offline
- 👍 Useful for learning pronunciation

**What reviewers complain about**

- 🐛 Barcode/ISBN not recognized
- 🐛 Audio files fail to download
- 🐛 Buggy interface
- 🐛 Lacks language support

**Reported bugs**

- Barcode/ISBN not recognized
- Audio files fail to download
- Buggy interface with visual glitches
- Lack of language support

**Requested features**

- Add support for more languages
- Allow searching by word, not just page number
- Implement landscape mode for tablets
- Add option to slow down audio playback speed


### McGraw Hill Must Know

[App page](https://appshunter.io/ios/app/mcgraw-hill-must-know/id1469168846)

Enhance your learning with digital flashcards based on the Must Know book series. Test your knowledge with over 100 cards per book, featuring both front and back content to reinforce your studies.

**Highlights:** Digital flashcards, Test knowledge, 100+ cards per book, Front and back content, Reinforce studies

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

**In-app purchases:** none


## Frequently asked questions

### Is DK Visual Dictionary (2017) free?

DK Visual Dictionary (2017) is free to download, with no in-app purchases.

### Is McGraw Hill Must Know free?

McGraw Hill Must Know is free to download, with no in-app purchases.

### Which has better reviews, DK Visual Dictionary (2017) or McGraw Hill Must Know?

McGraw Hill Must Know is rated higher. DK Visual Dictionary (2017) averages 1.8 out of 5 from 33 ratings, while McGraw Hill Must Know averages 4.1 from 11 ratings.

### Do DK Visual Dictionary (2017) or McGraw Hill Must Know have ads?

Neither DK Visual Dictionary (2017) nor McGraw Hill Must Know shows ads.

### Which is updated more often, DK Visual Dictionary (2017) or McGraw Hill Must Know?

DK Visual Dictionary (2017) ships an update every 3 months, and McGraw Hill Must Know every 4 months. Most recently, DK Visual Dictionary (2017) was updated on October 22, 2026 and McGraw Hill Must Know on October 23, 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.*