# Pdf Studio vs ReadApp

The clearest difference is in-app purchases: Pdf Studio at none against ReadApp's 2. Pdf Studio also leads on update cadence (every 3 weeks vs every 35 months) and iOS requirement (15.5 vs 17.0). ReadApp's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. ReadApp sells 2 in-app purchases, starting at $0.99 per month. Pdf Studio asks for nothing beyond the download.

Pdf Studio ships an update every 3 weeks, ReadApp every 35 months. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Pdf Studio | ReadApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/readapp-read-web-aloud/id6460690324/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 35 months |
| Monetization | — | Freemium |
| Size | 57 MB | 6 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Satyam Sahu](https://appshunter.io/developer/1608998714) | [杏娣 吴](https://appshunter.io/developer/1275821426) |

## What reviewers say

### Pdf Studio

[App page](https://appshunter.io/ios/app/pdf-studio-reader-and-listener/id1608998712)

**Features:** Vision Pro support

**In-app purchases:** none


### ReadApp

[App page](https://appshunter.io/ios/app/readapp-read-web-aloud/id6460690324)

This app converts webpage text into spoken audio, supporting over 20 languages. It allows for adjustable voice speed and Airplay compatibility, making web content accessible on various sites.

**Highlights:** Webpage text to audio conversion, Supports 20+ languages, Works on various websites, Adjustable voice speed, Airplay support

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReadApp Pro | $0.99 | per month |
| ReadApp Pro | $3.99 | per year |


## Frequently asked questions

### Is Pdf Studio free?

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

### Is ReadApp free?

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

### Do Pdf Studio or ReadApp have ads?

Pdf Studio shows ads; ReadApp does not.

### Which is updated more often, Pdf Studio or ReadApp?

Pdf Studio ships an update every 3 weeks, and ReadApp every 35 months. Most recently, Pdf Studio was updated on October 10, 2026 and ReadApp 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.*