# DiaTouch vs 駅を覚える？

The clearest difference is in-app purchases: 駅を覚える？ at none against DiaTouch's 1. 駅を覚える？ also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). DiaTouch's advantage is review sentiment (20% vs 10%). On price and device support there is nothing between them.

Both are free to download. DiaTouch sells 1 one-off in-app purchase. 駅を覚える？ asks for nothing beyond the download.

DiaTouch ships an update every 5 months, 駅を覚える？ every 3 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | DiaTouch | 駅を覚える？ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **20.0% of reviews** | 10.0% 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 | 8 MB |
| Requires iOS | 16.6 | **6.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JungleProduction](https://appshunter.io/developer/451116266) | [Li Guo](https://appshunter.io/developer/393107253) |

## 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 |


### 駅を覚える？

[App page](https://appshunter.io/ios/app/id795447951)

**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 駅を覚える？ free?

駅を覚える？ is free to download, with no in-app purchases.

### Do DiaTouch or 駅を覚える？ have ads?

DiaTouch shows ads; 駅を覚える？ does not.

### Which is updated more often, DiaTouch or 駅を覚える？?

DiaTouch ships an update every 5 months, and 駅を覚える？ every 3 weeks. Most recently, DiaTouch was updated on October 24, 2026 and 駅を覚える？ on October 7, 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.*