# Plain vs VT PDF Voice Reader

The clearest difference is in-app purchases: VT PDF Voice Reader at none against Plain's 3. VT PDF Voice Reader also leads on update cadence (every 2 months vs every 4 months). Plain's advantage is iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Plain sells 3 in-app purchases, starting at $4.99 per 7 days. VT PDF Voice Reader asks for nothing beyond the download.

Plain ships an update every 4 months, VT PDF Voice Reader every 2 months. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Plain | VT PDF Voice Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vt-pdf-voice-reader/id6763604216/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 26 MB | 2 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MOBIVERSITE YAZILIM BILISIM REKLAM VE DANISMANLIK HIZMETLERI SANAYI TICARET LIMITED STI](https://appshunter.io/developer/968440561) | [WEN JIANG](https://appshunter.io/developer/1895395545) |

## What reviewers say

### Plain

[App page](https://appshunter.io/ios/app/plain-ai-keyboard/id6467874401)

This advanced AI-powered keyboard acts as your personal text assistant, offering features like grammar correction, translation, and tone adjustment. It helps you write, communicate, and generate text more effectively across all your applications.

**Highlights:** Grammar and spell check, Seamless translation, AI-powered answers, Tone adjustment, Text paraphrasing, Response generation, Text continuation, Synonym finder

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week PRO | $4.99 | per 7 days |
| 1 Month PRO | $9.99 | per month |
| 1 Year PRO | $39.99 | per year |


### VT PDF Voice Reader

[App page](https://appshunter.io/ios/app/vt-pdf-voice-reader/id6763604216)

Listen to PDF documents with text-to-speech and get AI-powered summaries. This app offers local processing for privacy and an optional AI discussion feature using your own API key.

**Highlights:** Text-to-speech for PDFs, AI-powered summaries, Local processing for privacy, Supports any PDF files, Customizable voice selection, Adjustable reading speed

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

**In-app purchases:** none


## Frequently asked questions

### Is Plain free?

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

### Is VT PDF Voice Reader free?

VT PDF Voice Reader is free to download, with no in-app purchases.

### Do Plain or VT PDF Voice Reader have ads?

Neither Plain nor VT PDF Voice Reader shows ads.

### Which is updated more often, Plain or VT PDF Voice Reader?

Plain ships an update every 4 months, and VT PDF Voice Reader every 2 months. Most recently, Plain was updated on October 30, 2026 and VT PDF Voice Reader on October 24, 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.*