# Scroll Reader vs PDF Reader

The clearest difference is ads: Scroll Reader at none against PDF Reader's shown. PDF Reader's advantage is update cadence (weekly vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Scroll Reader sells 4 in-app purchases, starting at $0.99 per 7 days and PDF Reader sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scroll Reader ships an update monthly, PDF Reader weekly. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Scroll Reader | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Size | 10 MB | 9 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Dzmitry Sotnikov](https://appshunter.io/developer/1398242312) | [Rajesh Ray](https://appshunter.io/developer/1853271111) |

## What reviewers say

### Scroll Reader

[App page](https://appshunter.io/ios/app/scroll-reader/id1444861831)

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly. 20% savings | $1.99 | per month |
| Annual with 80% savings | $4.99 | per year |
| Annual. 50% savings | $8.99 | per year |


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-auto-scroll-and-scan/id6755335926)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Scroll Reader free?

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

### Is PDF Reader free?

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

### Do Scroll Reader or PDF Reader have ads?

PDF Reader shows ads; Scroll Reader does not.

### Which is updated more often, Scroll Reader or PDF Reader?

Scroll Reader ships an update monthly, and PDF Reader weekly. Most recently, Scroll Reader was updated on September 10, 2026 and PDF Reader on September 20, 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.*