# Papertrell vs PTTEP E

The clearest difference is in-app purchases: PTTEP E at none against Papertrell's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Papertrell sells 4 one-off in-app purchases. PTTEP E asks for nothing beyond the download.

Papertrell ships an update every 4 months, PTTEP E every 3 months. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Papertrell | PTTEP E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (6 ratings)](https://appshunter.io/ios/app/papertrell/id531102731/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 97 MB | 25 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Trellisys.net](https://appshunter.io/developer/327320942) | [BOOKDOSE COMPANY LIMITED](https://appshunter.io/developer/459445000) |

## What reviewers say

### Papertrell

[App page](https://appshunter.io/ios/app/papertrell/id531102731)

This tool allows users to preview interactive storefronts and content created on its platform. It supports a vast library of eBooks and Audiobooks, alongside custom-built interactive applications based on book content.

**Highlights:** Preview storefronts, Preview authored titles, Supports eBooks, Supports Audiobooks, Interactive app creation, Content preview

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peachy | $0.99 | one-time |
| Wheat Cookin' Made Easy | $0.99 | one-time |
| 52 School Lunches | $1.99 | one-time |
| BodyFit - A Beginner’s Guide to Fitness by Greg Marshall | $1.99 | one-time |


### PTTEP E

[App page](https://appshunter.io/ios/app/pttep-e-library/id892711615)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Papertrell free?

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

### Is PTTEP E free?

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

### Do Papertrell or PTTEP E have ads?

Neither Papertrell nor PTTEP E shows ads.

### Which is updated more often, Papertrell or PTTEP E?

Papertrell ships an update every 4 months, and PTTEP E every 3 months. Most recently, Papertrell was updated on September 25, 2026 and PTTEP E on September 19, 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.*