# PDF Reader Auto Scroll vs Echorooms

The clearest difference is price: Echorooms at $2.99 against PDF Reader Auto Scroll's $9.99. PDF Reader Auto Scroll's advantage is iOS requirement (13.0 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

PDF Reader Auto Scroll costs $9.99 and Echorooms $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PDF Reader Auto Scroll ships an update every 5 days, Echorooms every 6 days. The most recent releases landed on September 30, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PDF Reader Auto Scroll | Echorooms |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/pdf-reader-auto-scroll/id6736847843/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Monetization | Paid | — |
| Size | 1 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Abdulkarim Nasir](https://appshunter.io/developer/1463436050) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## 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


### Echorooms

[App page](https://appshunter.io/ios/app/echorooms/id6776313658)

**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 Echorooms free?

Echorooms costs $2.99, with no in-app purchases.

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

Neither PDF Reader Auto Scroll nor Echorooms shows ads.

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

PDF Reader Auto Scroll ships an update every 5 days, and Echorooms every 6 days. Most recently, PDF Reader Auto Scroll was updated on September 30, 2026 and Echorooms on September 21, 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.*