# PolyPDF vs Quick CAD

The clearest difference is update cadence: Quick CAD at every 2 days against PolyPDF's every 3 weeks. 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.

PolyPDF ships an update every 3 weeks, Quick CAD every 2 days. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PolyPDF | Quick CAD |
| --- | --- | --- |
| 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 2 days** |
| Monetization | Freemium | — |
| Size | 57 MB | 46 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Euclidean Software LLC](https://appshunter.io/developer/955362555) | [JiHun Ha](https://appshunter.io/developer/1838278125) |

## 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


### Quick CAD

[App page](https://appshunter.io/ios/app/quick-cad-dwg-quick-draw/id6814136896)

**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 Quick CAD free?

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

### Do PolyPDF or Quick CAD have ads?

Neither PolyPDF nor Quick CAD shows ads.

### Which is updated more often, PolyPDF or Quick CAD?

PolyPDF ships an update every 3 weeks, and Quick CAD every 2 days. Most recently, PolyPDF was updated on October 8, 2026 and Quick CAD 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.*