# Comprehension Builder. vs Foni SoKo2

The clearest difference is price: Comprehension Builder. at Free against Foni SoKo2's $5.99. Foni SoKo2's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Comprehension Builder. is free to download; Foni SoKo2 costs $5.99 up front. Comprehension Builder. sells 3 one-off in-app purchases. Foni SoKo2 asks for nothing beyond the download.

## The numbers

| Metric | Comprehension Builder. | Foni SoKo2 |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[2.0 (2 ratings)](https://appshunter.io/ios/app/comprehension-builder/id1238808362/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 47 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 22 MB |
| Requires iOS | 12.2 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Janine Toole](https://appshunter.io/developer/839832427) | [Kristin Behrmann](https://appshunter.io/developer/1474454604) |

## 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 |


### Foni SoKo2

[App page](https://appshunter.io/ios/app/foni-soko2/id6475973335)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Comprehension Builder. free?

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

### Is Foni SoKo2 free?

Foni SoKo2 costs $5.99, with no in-app purchases.

### Do Comprehension Builder. or Foni SoKo2 have ads?

Neither Comprehension Builder. nor Foni SoKo2 shows ads.

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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.*