# Dホテル空室通知 vs AI Navi

The clearest difference is in-app purchases: AI Navi at none against Dホテル空室通知's 4. AI Navi also leads on iOS requirement (14.0 vs 17.6). Dホテル空室通知's advantage is update cadence (every 3 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. Dホテル空室通知 sells 4 in-app purchases, starting at $6.99 per month. AI Navi asks for nothing beyond the download.

Dホテル空室通知 ships an update every 3 days, AI Navi fortnightly. The most recent releases landed on September 12, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Dホテル空室通知 | AI Navi |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 17.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Freemium | — |
| Size | 25 MB | 109 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Gening, Inc.](https://appshunter.io/developer/1455164510) | [sota kojima](https://appshunter.io/developer/1653080530) |

## What reviewers say

### Dホテル空室通知

[App page](https://appshunter.io/ios/app/d/id1627908804)

This app monitors hotel room availability around theme parks. Register your desired dates and room types to receive push notifications when vacancies arise. It supports various booking sites for popular hotels.

**Highlights:** Real-time hotel vacancy checks, Push notifications for available rooms, Supports multiple booking sites, Customizable date and room type registration, Vacancy waiting list

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（１ヶ月） | $6.99 | per month |
| 1000pt | $5.99 | one-time |
| 通知登録チケット | $5.99 | one-time |
| 5000ポイント | $29.99 | one-time |


### AI Navi

[App page](https://appshunter.io/ios/app/ai-navi/id6444205829)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dホテル空室通知 free?

Dホテル空室通知 is free to download, with in-app purchases available.

### Is AI Navi free?

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

### Do Dホテル空室通知 or AI Navi have ads?

Neither Dホテル空室通知 nor AI Navi shows ads.

### Which is updated more often, Dホテル空室通知 or AI Navi?

Dホテル空室通知 ships an update every 3 days, and AI Navi fortnightly. Most recently, Dホテル空室通知 was updated on September 12, 2026 and AI Navi on September 9, 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.*