# 株の過去問100 vs Order Book Trainer

The clearest difference is iOS requirement: Order Book Trainer at 15.0 against 株の過去問100's 18.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 株の過去問100 sells 1 one-off in-app purchase and Order Book Trainer sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 株の過去問100 | Order Book Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Every 3 weeks |
| Size | 57 MB | 42 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuto Inagaki](https://appshunter.io/developer/1733484400) | [Syncly Applications](https://appshunter.io/developer/1437712077) |

## What reviewers say

### 株の過去問100

[App page](https://appshunter.io/ios/app/100/id6748893759)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム会員 | $14.99 | one-time |


### Order Book Trainer

[App page](https://appshunter.io/ios/app/order-book-trainer-level-2/id6785885996)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Pro – Monthly | $1.99 | per month |
| Ad-Free Pro – Yearly | $15.99 | per year |


## Frequently asked questions

### Is 株の過去問100 free?

株の過去問100 is free to download, with in-app purchases available.

### Is Order Book Trainer free?

Order Book Trainer is free to download, with in-app purchases available.

### Do 株の過去問100 or Order Book Trainer have ads?

Both 株の過去問100 and Order Book Trainer show 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.*