# UMAI vs AI競馬血統診断

The clearest difference is in-app purchases: UMAI at none against AI競馬血統診断's 1. AI競馬血統診断's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI競馬血統診断 sells 1 in-app purchase, starting at $2.99 per month. UMAI asks for nothing beyond the download.

UMAI ships an update every 3 weeks, AI競馬血統診断 weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | UMAI | AI競馬血統診断 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 29 MB | 72 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Takeshi Watanabe](https://appshunter.io/developer/1602925258) | [MGM, LIMITED LIABILITY COMPANY](https://appshunter.io/developer/1534572561) |

## What reviewers say

### UMAI

[App page](https://appshunter.io/ios/app/umai-ai/id1602925256)

This app provides free AI-powered horse racing predictions for all central and local races. It features an improved UI for faster loading and displays AI confidence levels, key race indicators, and past results. Users can also access race entry information directly within the app.

**Highlights:** Free AI race predictions, Central and local race coverage, Improved UI/UX, AI confidence indicators, Race entry information, Latest winning information

**Features:** macOS Compatibility

**In-app purchases:** none


### AI競馬血統診断

[App page](https://appshunter.io/ios/app/ai/id6761684271)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |


## Frequently asked questions

### Is UMAI free?

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

### Is AI競馬血統診断 free?

AI競馬血統診断 is free to download, with in-app purchases available.

### Do UMAI or AI競馬血統診断 have ads?

Both UMAI and AI競馬血統診断 show ads.

### Which is updated more often, UMAI or AI競馬血統診断?

UMAI ships an update every 3 weeks, and AI競馬血統診断 weekly. Most recently, UMAI was updated on November 3, 2026 and AI競馬血統診断 on October 31, 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.*