# AI株予想 vs Order Book Trainer

The clearest difference is update cadence: AI株予想 at every 3 days against Order Book Trainer's every 3 weeks. Order Book Trainer's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. AI株予想 sells 1 in-app purchase, starting at $0.49 per month 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.

AI株予想 ships an update every 3 days, Order Book Trainer every 3 weeks. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AI株予想 | Order Book Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 6 MB | 42 MB |
| Requires iOS | 26.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tochishita Haruki](https://appshunter.io/developer/1845841684) | [Syncly Applications](https://appshunter.io/developer/1437712077) |

## What reviewers say

### AI株予想

[App page](https://appshunter.io/ios/app/ai-pulse/id6780248903)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告なし | $0.49 | per month |


### 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 AI株予想 free?

AI株予想 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 AI株予想 or Order Book Trainer have ads?

Both AI株予想 and Order Book Trainer show ads.

### Which is updated more often, AI株予想 or Order Book Trainer?

AI株予想 ships an update every 3 days, and Order Book Trainer every 3 weeks. Most recently, AI株予想 was updated on September 10, 2026 and Order Book Trainer on September 19, 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.*