# ハロー波浪！ vs 潮汐

The clearest difference is review sentiment: 潮汐 at 100% against ハロー波浪！'s 0%. ハロー波浪！'s advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 潮汐 sells 4 one-off in-app purchases. ハロー波浪！ asks for nothing beyond the download.

ハロー波浪！ ships an update every 3 weeks, 潮汐 every 6 weeks. The most recent releases landed on October 18, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ハロー波浪！ | 潮汐 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tide/id1600592667/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 21 MB | 58 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社ブルーオーシャン研究所](https://appshunter.io/developer/1576163854) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### ハロー波浪！

[App page](https://appshunter.io/ios/app/id1576163852)

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

**In-app purchases:** none


### 潮汐

[App page](https://appshunter.io/ios/app/tide/id1600592667)

Access real-time tide and tidal level information across the country. View detailed tide graphs, moon phases, and up to three days of weather forecasts. This app provides quick access to high and low tide data.

**Highlights:** Tide information, Tidal level data, Tide graphs, Moon phase information, 3-day weather forecast

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| 開発者応援募金 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


## Frequently asked questions

### Is ハロー波浪！ free?

ハロー波浪！ is free to download, with no in-app purchases.

### Is 潮汐 free?

潮汐 is free to download, with in-app purchases available.

### Do ハロー波浪！ or 潮汐 have ads?

潮汐 shows ads; ハロー波浪！ does not.

### Which is updated more often, ハロー波浪！ or 潮汐?

ハロー波浪！ ships an update every 3 weeks, and 潮汐 every 6 weeks. Most recently, ハロー波浪！ was updated on October 18, 2026 and 潮汐 on October 30, 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.*