# VT PDF Voice Reader vs SimpPDF Reader

The clearest difference is update cadence: SimpPDF Reader at daily against VT PDF Voice Reader's every 2 months. SimpPDF Reader also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

VT PDF Voice Reader ships an update every 2 months, SimpPDF Reader daily. Both last shipped on November 13, 2026.

## The numbers

| Metric | VT PDF Voice Reader | SimpPDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vt-pdf-voice-reader/id6763604216/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 2 MB | 1 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WEN JIANG](https://appshunter.io/developer/1895395545) | [Wei He](https://appshunter.io/developer/6783615797) |

## What reviewers say

### 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


### SimpPDF Reader

[App page](https://appshunter.io/ios/app/simppdf-reader/id6783615795)

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

**In-app purchases:** none


## Frequently asked questions

### Is VT PDF Voice Reader free?

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

### Is SimpPDF Reader free?

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

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

Neither VT PDF Voice Reader nor SimpPDF Reader shows ads.

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

VT PDF Voice Reader ships an update every 2 months, and SimpPDF Reader daily. Most recently, VT PDF Voice Reader was updated on November 13, 2026 and SimpPDF Reader on November 13, 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.*