# 潮時と天気 vs Tcab

The clearest difference is update cadence: Tcab at every 3 days against 潮時と天気's monthly. 潮時と天気's advantage is iOS requirement (13 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

潮時と天気 ships an update monthly, Tcab every 3 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 潮時と天気 | Tcab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1457781370/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 46 MB | 91 MB |
| Requires iOS | **13** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [ATCultures Inc.](https://appshunter.io/developer/557140486) | [TANAAKK LLC](https://appshunter.io/developer/1562331292) |

## What reviewers say

### 潮時と天気

[App page](https://appshunter.io/ios/app/id1457781370)

Provides detailed tide and weather forecasts for over 240 locations across Japan. Essential for sea fishing, surfing, island trips, and other marine activities, offering wind, wave, and precipitation data.

**Highlights:** Tide and weather forecasts for 240+ Japan locations, Wind speed and direction data, Wave height and sea forecast, Precipitation and temperature information, Customizable icons and wallpapers, Comparison of multiple weather models for accuracy

**Features:** macOS Compatibility

**In-app purchases:** none


### Tcab

[App page](https://appshunter.io/ios/app/tcab/id6763505175)

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

**In-app purchases:** none


## Frequently asked questions

### Is 潮時と天気 free?

潮時と天気 is free to download, with no in-app purchases.

### Is Tcab free?

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

### Do 潮時と天気 or Tcab have ads?

Neither 潮時と天気 nor Tcab shows ads.

### Which is updated more often, 潮時と天気 or Tcab?

潮時と天気 ships an update monthly, and Tcab every 3 days. Most recently, 潮時と天気 was updated on October 29, 2026 and Tcab 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.*