# PolyPDF vs V AUTO CENTER

The clearest difference is iOS requirement: V AUTO CENTER at 15.6 against PolyPDF's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

PolyPDF ships an update every 3 weeks, V AUTO CENTER every 6 weeks. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | PolyPDF | V AUTO CENTER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/polypdf/id6751167250/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Freemium | — |
| Size | 57 MB | 39 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Euclidean Software LLC](https://appshunter.io/developer/955362555) | [Mostafa Mahmoud](https://appshunter.io/developer/1547244206) |

## What reviewers say

### PolyPDF

[App page](https://appshunter.io/ios/app/polypdf/id6751167250)

This app provides a PDF studio for drawing-set review and markup on iPad and iPhone. It allows users to open plans, navigate pages, measure to scale, add various annotations, and save their work. Advanced features are available via an optional Pro purchase.

**Highlights:** Drawing-set review, PDF markup tools, Measure to scale, Add callouts, shapes, stamps, Markup Table for findings, Export and share PDFs

**Features:** Vision Pro support

**In-app purchases:** none


### V AUTO CENTER

[App page](https://appshunter.io/ios/app/v-auto-center/id6772648592)

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

**In-app purchases:** none


## Frequently asked questions

### Is PolyPDF free?

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

### Is V AUTO CENTER free?

V AUTO CENTER is free to download, with no in-app purchases.

### Do PolyPDF or V AUTO CENTER have ads?

Neither PolyPDF nor V AUTO CENTER shows ads.

### Which is updated more often, PolyPDF or V AUTO CENTER?

PolyPDF ships an update every 3 weeks, and V AUTO CENTER every 6 weeks. Most recently, PolyPDF was updated on October 8, 2026 and V AUTO CENTER on September 29, 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.*