# DUCTable vs Qast(キャスト)

The clearest difference is iOS requirement: DUCTable at 13.0 against Qast(キャスト)'s 15.1. 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | DUCTable | Qast(キャスト) |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 9 MB | 30 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHIN NIPPON AIR TECHNOLOGIES CO.,LTD.](https://appshunter.io/developer/1526286874) | [any co., ltd.](https://appshunter.io/developer/1178864046) |

## What reviewers say

### DUCTable

[App page](https://appshunter.io/ios/app/ductable/id1526286872)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is DUCTable free?

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

### Is Qast(キャスト) free?

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

### Do DUCTable or Qast(キャスト) have ads?

Neither DUCTable nor Qast(キャスト) shows ads.

### Which is updated more often, DUCTable or Qast(キャスト)?

DUCTable ships an update every 3 weeks, and Qast(キャスト) every 3 weeks. Most recently, DUCTable was updated on October 6, 2026 and Qast(キャスト) on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*