# Main Idea vs Comprehension Toolbox

The clearest difference is rating: Comprehension Toolbox at 4.7 against Main Idea's 3.8. Comprehension Toolbox also leads on monetization model (free vs free with in-app purchases) and update cadence (every 5 weeks vs every 3 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Main Idea sells 3 one-off in-app purchases and Comprehension Toolbox sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Comprehension Toolbox holds the better App Store score, 4.7 against 3.8. Both are backed by a comparable volume of ratings — 19 and 9 respectively.

Main Idea ships an update every 3 months, Comprehension Toolbox every 5 weeks. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Main Idea | Comprehension Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (19 ratings)](https://appshunter.io/ios/app/main-idea-sentences/id895683482/reviews) | **[4.7 (9 ratings)](https://appshunter.io/ios/app/comprehension-toolbox/id1453372116/reviews)** |
| Number of ratings | **19** | 9 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 22 MB | 327 MB |
| Requires iOS | 12.2 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Janine Toole](https://appshunter.io/developer/839832427) | [Aptus Speech and Language Therapy Limited](https://appshunter.io/developer/1482673468) |

## What reviewers say

### Main Idea

[App page](https://appshunter.io/ios/app/main-idea-sentences/id895683482)

This app helps children in grades 2-5 develop reading comprehension skills by focusing on identifying the main idea of sentences. It uses a fun, game-like approach with step-by-step learning and rewards to keep kids motivated. Designed by educators, it's suitable for both typical and special needs children.

**Highlights:** Step-by-step skill building, Game-like environment, Frustration-free learning, Reward Center for motivation, Parental review and reporting, Over 600 examples, Designed by teachers and researchers

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to 2 Users | $1.99 | one-time |
| Access All Levels | $2.99 | one-time |
| Up to 10 Users | $2.99 | one-time |


### Comprehension Toolbox

[App page](https://appshunter.io/ios/app/comprehension-toolbox/id1453372116)

This app provides speech therapy exercises for individuals with aphasia and receptive language difficulties. It focuses on improving reading and listening comprehension of single words through interactive picture-matching activities.

**Highlights:** Reading comprehension exercises, Listening comprehension exercises, Word-to-picture matching, Adjustable difficulty levels, Customizable field sizes, Targeted for aphasia and language difficulties

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Transportation & Around Town | $0.99 | one-time |
| Objects | $0.99 | one-time |
| Leisure & Recreation | $1.99 | one-time |
| Nature & Environment | $1.99 | one-time |
| Food & Drink | $2.99 | one-time |
| Home & Garden | $2.99 | one-time |
| Verbs | $2.99 | one-time |
| People Category | $2.99 | one-time |
| Purchase All Categories | $20.99 | one-time |


## Frequently asked questions

### Is Main Idea free?

Main Idea is free to download, with in-app purchases available.

### Is Comprehension Toolbox free?

Comprehension Toolbox is free to download, with in-app purchases available.

### Which has better reviews, Main Idea or Comprehension Toolbox?

Comprehension Toolbox is rated higher. Main Idea averages 3.8 out of 5 from 19 ratings, while Comprehension Toolbox averages 4.7 from 9 ratings.

### Do Main Idea or Comprehension Toolbox have ads?

Neither Main Idea nor Comprehension Toolbox shows ads.

### Which is updated more often, Main Idea or Comprehension Toolbox?

Main Idea ships an update every 3 months, and Comprehension Toolbox every 5 weeks. Most recently, Main Idea was updated on October 17, 2026 and Comprehension Toolbox on October 8, 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.*