# TTS Reader Read Aloud Book Pdf vs Audiu

The clearest difference is in-app purchases: Audiu at none against TTS Reader Read Aloud Book Pdf's 4. Audiu also leads on ads (none vs shown). TTS Reader Read Aloud Book Pdf's advantage is update cadence (every 4 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. TTS Reader Read Aloud Book Pdf sells 4 in-app purchases, starting at $2.95 per 7 days. Audiu asks for nothing beyond the download.

TTS Reader Read Aloud Book Pdf ships an update every 4 days, Audiu every 2 weeks. The most recent releases landed on October 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TTS Reader Read Aloud Book Pdf | Audiu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (284 ratings)](https://appshunter.io/ios/app/tts-reader-read-aloud-book-pdf/id6746346171/reviews)** | — |
| Number of ratings | **284** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 115 MB | 42 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Hong Phuc](https://appshunter.io/developer/1519084763) | [Son Le](https://appshunter.io/developer/6811339776) |

## What reviewers say

### TTS Reader Read Aloud Book Pdf

[App page](https://appshunter.io/ios/app/tts-reader-read-aloud-book-pdf/id6746346171)

This app transforms any text into natural-sounding speech using lifelike AI voices. Listen to eBooks, PDFs, web pages, and even scanned documents hands-free, anytime, anywhere. Enjoy unlimited listening across 50+ languages and voices.

**Highlights:** Read eBooks, PDFs, TXT, and web pages, Kindle library synchronization, Scan and convert physical text to audio, Support for 50+ languages and voices, Narrate web links and articles, Unlimited listening hours

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Books | $2.95 | per 7 days |
| Unlimited Books | $2.99 | per 7 days |
| Unlimited Books | $38.99 | per year |
| Lifetime | $98.99 | one-time |


### Audiu

[App page](https://appshunter.io/ios/app/audiu/id6811339774)

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

**In-app purchases:** none


## Frequently asked questions

### Is TTS Reader Read Aloud Book Pdf free?

TTS Reader Read Aloud Book Pdf is free to download, with in-app purchases available.

### Is Audiu free?

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

### Do TTS Reader Read Aloud Book Pdf or Audiu have ads?

TTS Reader Read Aloud Book Pdf shows ads; Audiu does not.

### Which is updated more often, TTS Reader Read Aloud Book Pdf or Audiu?

TTS Reader Read Aloud Book Pdf ships an update every 4 days, and Audiu every 2 weeks. Most recently, TTS Reader Read Aloud Book Pdf was updated on October 30, 2026 and Audiu on October 14, 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.*