# 潮見表LT vs 潮位アラート

The clearest difference is in-app purchases: 潮位アラート at none against 潮見表LT's 1. 潮位アラート also leads on update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 潮見表LT sells 1 in-app purchase, starting at $0.49 per month. 潮位アラート asks for nothing beyond the download.

潮見表LT ships an update every 3 months, 潮位アラート every 2 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | 潮見表LT | 潮位アラート |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 255 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [kitamura hira](https://appshunter.io/developer/324426988) | [OSD LLC](https://appshunter.io/developer/542270544) |

## What reviewers say

### 潮見表LT

[App page](https://appshunter.io/ios/app/lt/id898539151)

Access tide information for over 700 ports, perfect for activities like shell gathering, tide pooling, and fishing. View tide graphs, weekly weather forecasts, and easily register your favorite locations via a list or map.

**Highlights:** Over 700 ports covered, Tide information by map, Weekly weather forecast, Port registration, Daily tide graphs, Long-term tide information

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $0.49 | per month |


### 潮位アラート

[App page](https://appshunter.io/ios/app/id6756205355)

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

**In-app purchases:** none


## Frequently asked questions

### Is 潮見表LT free?

潮見表LT is free to download, with in-app purchases available.

### Is 潮位アラート free?

潮位アラート is free to download, with no in-app purchases.

### Do 潮見表LT or 潮位アラート have ads?

Neither 潮見表LT nor 潮位アラート shows ads.

### Which is updated more often, 潮見表LT or 潮位アラート?

潮見表LT ships an update every 3 months, and 潮位アラート every 2 weeks. Most recently, 潮見表LT was updated on October 2, 2026 and 潮位アラート on October 2, 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.*