# Comprehension Builder. vs Comprehension Toolbox

The clearest difference is rating: Comprehension Toolbox at 4.8 against Comprehension Builder.'s 2.0. Comprehension Toolbox also leads on update cadence (every 5 weeks vs every 47 months) and monetization model (free vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Comprehension Builder. 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, 4.8 against 2.0. Both are backed by a comparable volume of ratings — 2 and 8 respectively.

Comprehension Builder. ships an update every 47 months, Comprehension Toolbox every 5 weeks. The most recent releases landed on June 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Comprehension Builder. | Comprehension Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/comprehension-builder/id1238808362/reviews) | **[4.8 (8 ratings)](https://appshunter.io/ios/app/comprehension-toolbox/id1453372116/reviews)** |
| Number of ratings | 2 | **8** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 50 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

### Comprehension Builder.

[App page](https://appshunter.io/ios/app/comprehension-builder/id1238808362)

This app helps users improve reading comprehension, working memory, and the ability to answer questions about text. It features incremental learning with texts that increase in length and difficulty as skills develop, along with a reward system for motivation. Designed for learners of all ages, including those with special needs or learning English.

**Highlights:** Passage comprehension practice, Working memory development, Answering multiple-choice questions, Incremental learning levels, Reward Center for motivation, 200+ fiction and non-fiction texts, Content designed by teachers

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Two Users | $1.99 | one-time |
| All Levels | $3.99 | one-time |
| 10 Users | $3.99 | 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 Comprehension Builder. free?

Comprehension Builder. 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, Comprehension Builder. or Comprehension Toolbox?

Comprehension Toolbox is rated higher. Comprehension Builder. averages 2.0 out of 5 from 2 ratings, while Comprehension Toolbox averages 4.8 from 8 ratings.

### Do Comprehension Builder. or Comprehension Toolbox have ads?

Neither Comprehension Builder. nor Comprehension Toolbox shows ads.

### Which is updated more often, Comprehension Builder. or Comprehension Toolbox?

Comprehension Builder. ships an update every 47 months, and Comprehension Toolbox every 5 weeks. Most recently, Comprehension Builder. was updated on June 25, 2026 and Comprehension Toolbox on September 17, 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.*