# Bluster! vs McGraw Hill Must Know

The clearest difference is review sentiment: Bluster! at 73% against McGraw Hill Must Know's 25%. Bluster! also leads on rating (4.5 vs 4.1) and iOS requirement (8.0 vs 10.0). McGraw Hill Must Know's advantage is in-app purchases (none vs 9) and update cadence (every 4 months vs every 13 months). On price, ratings volume and ads there is nothing between them.

Both are free to download. Bluster! sells 7 one-off in-app purchases. McGraw Hill Must Know asks for nothing beyond the download.

Bluster! holds the better App Store score, 4.5 against 4.1. Both are backed by a comparable volume of ratings — 8 and 11 respectively. Written reviews point the same way: 73% of Bluster!'s written reviews are positive against 25% of McGraw Hill Must Know's.

Bluster! ships an update every 13 months, McGraw Hill Must Know every 4 months. The most recent releases landed on October 15, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Bluster! | McGraw Hill Must Know |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/bluster/id416160693/reviews)** | [4.1 (11 ratings)](https://appshunter.io/ios/app/mcgraw-hill-must-know/id1469168846/reviews) |
| Number of ratings | 8 | **11** |
| Positive reviews | **72.7% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 4 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 21 MB | 82 MB |
| Requires iOS | **8.0** | 10.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [McGraw-Hill School Education Group](https://appshunter.io/developer/413312889) | [McGraw-Hill](https://appshunter.io/developer/325792150) |

## What reviewers say

### Bluster!

[App page](https://appshunter.io/ios/app/bluster/id416160693)

This word matching game enhances vocabulary and word comprehension for school-aged children and adults. Engage in single-player practice, team collaboration, or competitive head-to-head battles with weather-themed attacks. It offers over 800 words and various skill-building activities.

**Highlights:** Vocabulary building, Word matching, Single-player mode, Two-player collaboration, Head-to-head versus mode, Over 800 vocabulary words, Grade-level appropriate content

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Base Words | $0.99 | one-time |
| Extra Rhyming Words | $0.99 | one-time |
| Extra Prefixes | $0.99 | one-time |
| Extra Synonyms | $0.99 | one-time |
| Extra Words | $0.99 | one-time |
| Extra Word Roots | $0.99 | one-time |
| Extra Adjectives | $0.99 | one-time |


### 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 Bluster! free?

Bluster! is free to download, with in-app purchases available.

### Is McGraw Hill Must Know free?

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

### Which has better reviews, Bluster! or McGraw Hill Must Know?

Bluster! is rated higher. Bluster! averages 4.5 out of 5 from 8 ratings, while McGraw Hill Must Know averages 4.1 from 11 ratings.

### Do Bluster! or McGraw Hill Must Know have ads?

Neither Bluster! nor McGraw Hill Must Know shows ads.

### Which is updated more often, Bluster! or McGraw Hill Must Know?

Bluster! ships an update every 13 months, and McGraw Hill Must Know every 4 months. Most recently, Bluster! was updated on October 15, 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.*