# DiaTouch vs HsuBus

The clearest difference is in-app purchases: HsuBus at none against DiaTouch's 1. HsuBus also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. DiaTouch sells 1 one-off in-app purchase. HsuBus asks for nothing beyond the download.

DiaTouch ships an update every 5 months, HsuBus every 3 weeks. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | DiaTouch | HsuBus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 52 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JungleProduction](https://appshunter.io/developer/451116266) | [Aigo Konishi](https://appshunter.io/developer/1797785815) |

## What reviewers say

### DiaTouch

[App page](https://appshunter.io/ios/app/diatouch/id583344231)

This application allows users to view and manage diagrams and timetables in various file formats, including WinDia, OuDIA, and OuDiaSecond. It provides different viewing options like timetable, diagram, and box diagram forms for easy organization and access to project information.

**Highlights:** Timetable form view, Diagram form view, BoxDiagram form view, Reads WinDia file format, Supports OuDIA and OuDiaSecond formats

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad area | $0.99 | one-time |


### HsuBus

[App page](https://appshunter.io/ios/app/hsubus/id1576511738)

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

**In-app purchases:** none


## Frequently asked questions

### Is DiaTouch free?

DiaTouch is free to download, with in-app purchases available.

### Is HsuBus free?

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

### Do DiaTouch or HsuBus have ads?

DiaTouch shows ads; HsuBus does not.

### Which is updated more often, DiaTouch or HsuBus?

DiaTouch ships an update every 5 months, and HsuBus every 3 weeks. Most recently, DiaTouch was updated on October 7, 2026 and HsuBus on September 30, 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.*