# Tide Pro vs 西调调家居

The clearest difference is in-app purchases: 西调调家居 at none against Tide Pro's 2. 西调调家居 also leads on ads (none vs shown) and iOS requirement (11.0 vs 14.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Tide Pro sells 2 one-off in-app purchases. 西调调家居 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 3, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Tide Pro | 西调调家居 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/tide-pro/id1528292517/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 121 MB | 36 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [娜 金](https://appshunter.io/developer/1523130771) | [洋 刘](https://appshunter.io/developer/1364774948) |

## What reviewers say

### Tide Pro

[App page](https://appshunter.io/ios/app/tide-pro/id1528292517)

This app provides high-precision forecasts for ocean weather, including astronomical tides, storm surges, and merged ocean currents. It offers detailed data on wave conditions, ocean currents at various depths, and marine bio-chemistry. Users can also access seabed elevation and field water/soil temperatures.

**Highlights:** Astronomical tide and currents forecast, 6-Day storm surge forecast, Merged ocean-currents approach, Ocean wave forecast, Ocean currents forecast, Ocean bio-chemistry forecast, Seabed elevation data

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month VIP | $14.99 | one-time |
| 1 Year VIP | $49.99 | one-time |


### 西调调家居

[App page](https://appshunter.io/ios/app/id1547962998)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tide Pro free?

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

### Is 西调调家居 free?

西调调家居 is free to download, with no in-app purchases.

### Do Tide Pro or 西调调家居 have ads?

Tide Pro shows ads; 西调调家居 does not.

### Which is updated more often, Tide Pro or 西调调家居?

Tide Pro ships an update every 2 months, and 西调调家居 every 2 months. Most recently, Tide Pro was updated on November 3, 2026 and 西调调家居 on October 29, 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.*