# 海水驿站 vs BSFH

The clearest difference is in-app purchases: BSFH at none against 海水驿站's 4. BSFH also leads on ads (none vs shown) and iOS requirement (15.0 vs 17). 海水驿站's advantage is update cadence (weekly vs monthly). On price and device support there is nothing between them.

Both are free to download. 海水驿站 sells 4 in-app purchases, starting at $28.99 per 6 months. BSFH asks for nothing beyond the download.

海水驿站 ships an update weekly, BSFH monthly. The most recent releases landed on September 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 海水驿站 | BSFH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id922497742/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 97 MB | 34 MB |
| Requires iOS | 17 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [兆辉 马](https://appshunter.io/developer/667445063) | [凯 蒋](https://appshunter.io/developer/1703790347) |

## What reviewers say

### 海水驿站

[App page](https://appshunter.io/ios/app/id922497742)

This app helps saltwater aquarium enthusiasts manage their tanks with smart water quality tracking, expert guides, and a community forum. It offers detailed creature databases and task management to simplify aquarium care.

**Highlights:** Smart water quality management, Expert aquarium setup guides, Original saltwater feeding strategies, Saltwater creature database, Community forum for enthusiasts, Task management for aquariums

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 半年会员 | $28.99 | per 6 months |
| 1 year premium member | $29.99 | per year |
| 1 month premium member | $29.99 | per month |
| 打赏站长一杯咖啡 | $4.99 | one-time |


### BSFH

[App page](https://appshunter.io/ios/app/bsfh/id6463383227)

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

**In-app purchases:** none


## Frequently asked questions

### Is 海水驿站 free?

海水驿站 is free to download, with in-app purchases available.

### Is BSFH free?

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

### Do 海水驿站 or BSFH have ads?

海水驿站 shows ads; BSFH does not.

### Which is updated more often, 海水驿站 or BSFH?

海水驿站 ships an update weekly, and BSFH monthly. Most recently, 海水驿站 was updated on September 1, 2026 and BSFH on September 21, 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.*