# Qast(キャスト) vs PDF工場

The clearest difference is iOS requirement: Qast(キャスト) at 15.1 against PDF工場's 18.6. 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.

## The numbers

| Metric | Qast(キャスト) | PDF工場 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 30 MB | 0 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [any co., ltd.](https://appshunter.io/developer/1178864046) | [Kazuchika Niwa](https://appshunter.io/developer/6793122634) |

## What reviewers say

### Qast(キャスト)

[App page](https://appshunter.io/ios/app/qast/id1532169677)

This platform centralizes company knowledge through Q&A and notes, enabling cross-departmental sharing and easy retrieval. It integrates AI for quick information access and summarization, making knowledge management efficient.

**Highlights:** Q&A format for knowledge accumulation, Anonymous questions for new employees, Note creation with text, image, video, and file attachments, Folder and tag organization with hierarchical structure, Advanced search including attached files and external links, AI-powered chat for information retrieval, Post summarization feature

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF工場

[App page](https://appshunter.io/ios/app/pdf/id6793563118)

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

**In-app purchases:** none


## Frequently asked questions

### Is Qast(キャスト) free?

Qast(キャスト) is free to download, with no in-app purchases.

### Is PDF工場 free?

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

### Do Qast(キャスト) or PDF工場 have ads?

Neither Qast(キャスト) nor PDF工場 shows ads.

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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.*