# iShook vs Grasp E

The clearest difference is rating: Grasp E at 5.0 against iShook's 3.7. Grasp E also leads on in-app purchases (none vs 10). iShook's advantage is iOS requirement (8.1 vs 16.4). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. iShook sells 10 one-off in-app purchases. Grasp E asks for nothing beyond the download.

Grasp E holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iShook | Grasp E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/ishook/id838032270/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/grasp-e-reader/id6749806285/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 48 MB | 59 MB |
| Requires iOS | **8.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [iShook Inc.](https://appshunter.io/developer/838032273) | [Envizion Software LLC](https://appshunter.io/developer/1818256651) |

## What reviewers say

### iShook

[App page](https://appshunter.io/ios/app/ishook/id838032270)

This app offers an interactive reading experience by integrating social media updates from authors and publishers directly into eBooks. Browse, preview, and purchase books, then organize your reading and share thoughts on social platforms.

**Highlights:** Interactive eBook reading, Author and publisher social media integration, Book preview and purchase, Digital bookshelf organization, Note-taking and quote sharing, Free eBook downloads

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A Dog's Tale | Free | one-time |
| A Boy Crusoe | Free | one-time |
| Dracula | Free | one-time |
| Taking the Bastile | Free | one-time |
| Comic Arithmetic | Free | one-time |
| Keynes, John Maynard, 1883-1946 | Free | one-time |
| Stories of Robin Hood | Free | one-time |
| The Senses and The Mind | Free | one-time |
| William the Conqueror | Free | one-time |
| IPR Right Magazine issue 8 | Free | one-time |


### Grasp E

[App page](https://appshunter.io/ios/app/grasp-e-reader/id6749806285)

This e-reader focuses on helping you retain information from books through chapter quizzes and progress tracking. It offers a library of over 1100 free classic titles, designed to make reading a habit that builds lasting knowledge.

**Highlights:** Chapter quizzes for knowledge retention, Daily and weekly review quizzes, Track reading progress with scores, Library of over 1100 free books, Focused reader with animated transitions, Compounding reading habit builder

**In-app purchases:** none


## Frequently asked questions

### Is iShook free?

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

### Is Grasp E free?

Grasp E is free to download, with no in-app purchases.

### Which has better reviews, iShook or Grasp E?

Grasp E is rated higher. iShook averages 3.7 out of 5 from 3 ratings, while Grasp E averages 5.0 from 2 ratings.

### Do iShook or Grasp E have ads?

Neither iShook nor Grasp E shows ads.

### Which is updated more often, iShook or Grasp E?

iShook ships an update every 2 months, and Grasp E every 2 months. Most recently, iShook was updated on October 16, 2026 and Grasp E on October 24, 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.*