# Skillify Elearning vs PDF Book Read

The clearest difference is in-app purchases: Skillify Elearning at none against PDF Book Read's 2. Skillify Elearning also leads on iOS requirement (17.0 vs 26.2). PDF Book Read's advantage is ads (none vs shown) and update cadence (every 2 weeks vs monthly). On price and device support there is nothing between them.

Both are free to download. PDF Book Read sells 2 in-app purchases, starting at $1.99 per year. Skillify Elearning asks for nothing beyond the download.

Skillify Elearning ships an update monthly, PDF Book Read every 2 weeks. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Skillify Elearning | PDF Book Read |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 53 MB | 9 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hieu Nghia Lam](https://appshunter.io/developer/1826050697) | [Yuya Takamoto](https://appshunter.io/developer/1881459297) |

## What reviewers say

### Skillify Elearning

[App page](https://appshunter.io/ios/app/skillify-elearning/id6748521189)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Book Read

[App page](https://appshunter.io/ios/app/pdf-book-read/id6760929497)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Premium | $1.99 | per year |
| Lifetime Premium | $2.99 | one-time |


## Frequently asked questions

### Is Skillify Elearning free?

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

### Is PDF Book Read free?

PDF Book Read is free to download, with in-app purchases available.

### Do Skillify Elearning or PDF Book Read have ads?

Skillify Elearning shows ads; PDF Book Read does not.

### Which is updated more often, Skillify Elearning or PDF Book Read?

Skillify Elearning ships an update monthly, and PDF Book Read every 2 weeks. Most recently, Skillify Elearning was updated on October 6, 2026 and PDF Book Read on October 2, 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.*