# Book eLibrary vs E

The clearest difference is update cadence: E at every 30 months against Book eLibrary's every 109 months. E also leads on iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Book eLibrary ships an update every 109 months, E every 30 months. The most recent releases landed on October 18, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Book eLibrary | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 109 months | **Every 30 months** |
| Size | 63 MB | 57 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [eHeuristic Solutions](https://appshunter.io/developer/706656893) | [Xentral Methods](https://appshunter.io/developer/464707106) |

## What reviewers say

### Book eLibrary

[App page](https://appshunter.io/ios/app/book-elibrary/id1130372475)

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-library-academy/id1477036527)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Book eLibrary free?

Book eLibrary is free to download, with no in-app purchases.

### Is E free?

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

### Do Book eLibrary or E have ads?

Neither Book eLibrary nor E shows ads.

### Which is updated more often, Book eLibrary or E?

Book eLibrary ships an update every 109 months, and E every 30 months. Most recently, Book eLibrary was updated on October 18, 2026 and E on October 16, 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.*