# PDF Reader Auto Scroll vs Who Is Domain Checker

The clearest difference is price: Who Is Domain Checker at Free against PDF Reader Auto Scroll's $9.99. Who Is Domain Checker also leads on rating (5.0 vs 4.5). PDF Reader Auto Scroll's advantage is update cadence (every 5 days vs fortnightly) and iOS requirement (13.0 vs 18.4). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Who Is Domain Checker is free to download; PDF Reader Auto Scroll costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Who Is Domain Checker holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

PDF Reader Auto Scroll ships an update every 5 days, Who Is Domain Checker fortnightly. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | PDF Reader Auto Scroll | Who Is Domain Checker |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/pdf-reader-auto-scroll/id6736847843/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/who-is-domain-checker/id6746653816/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Paid | **Free** |
| Size | 1 MB | 4 MB |
| Requires iOS | **13.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Abdulkarim Nasir](https://appshunter.io/developer/1463436050) | [Bahattin Duran](https://appshunter.io/developer/1677311418) |

## What reviewers say

### PDF Reader Auto Scroll

[App page](https://appshunter.io/ios/app/pdf-reader-auto-scroll/id6736847843)

This utility app offers hands-free reading of PDF documents with customizable automatic page scrolling. It allows users to manage files, adjust scroll speed and direction, and maintain reading progress without manual interaction.

**Highlights:** Automatic page scrolling, Adjustable scroll speed and direction, Hands-free reading, PDF file management, Night mode, Resume reading progress

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

**In-app purchases:** none


### Who Is Domain Checker

[App page](https://appshunter.io/ios/app/who-is-domain-checker/id6746653816)

Instantly retrieve detailed WHOIS information for any website or domain. Research ownership, verify registration, and check availability with a clean, minimal interface. Ideal for professionals and enthusiasts needing quick, accurate domain data.

**Highlights:** Comprehensive WHOIS lookup, Expiration and registration dates, Registrar and name server information, Domain availability check, Offline functionality, No login or ads

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader Auto Scroll free?

PDF Reader Auto Scroll costs $9.99, with no in-app purchases.

### Is Who Is Domain Checker free?

Who Is Domain Checker is free to download, with no in-app purchases.

### Which has better reviews, PDF Reader Auto Scroll or Who Is Domain Checker?

Who Is Domain Checker is rated higher. PDF Reader Auto Scroll averages 4.5 out of 5 from 2 ratings, while Who Is Domain Checker averages 5.0 from 1 ratings.

### Do PDF Reader Auto Scroll or Who Is Domain Checker have ads?

Neither PDF Reader Auto Scroll nor Who Is Domain Checker shows ads.

### Which is updated more often, PDF Reader Auto Scroll or Who Is Domain Checker?

PDF Reader Auto Scroll ships an update every 5 days, and Who Is Domain Checker fortnightly. Most recently, PDF Reader Auto Scroll was updated on October 25, 2026 and Who Is Domain Checker on October 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.*