# 海之家課程 Sea Dynamics Course vs OnePass

The clearest difference is update cadence: OnePass at weekly against 海之家課程 Sea Dynamics Course's every 8 months. 海之家課程 Sea Dynamics Course's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 海之家課程 Sea Dynamics Course sells 7 one-off in-app purchases and OnePass sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

海之家課程 Sea Dynamics Course ships an update every 8 months, OnePass weekly. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 海之家課程 Sea Dynamics Course | OnePass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Size | 40 MB | 54 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sea Dynamics](https://appshunter.io/developer/1676724147) | [LAI SING CHAN](https://appshunter.io/developer/1812177766) |

## What reviewers say

### 海之家課程 Sea Dynamics Course

[App page](https://appshunter.io/ios/app/sea-dynamics-course/id6470789318)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Local Knowledge, EN, 3 Months | $399.99 | one-time |
| Grade 2A,English, 2 months | $399.99 | one-time |
| Grade 2B,English, 2 months | $399.99 | one-time |
| 二級操作人甲部,粵語繁體, 二個月 | $399.99 | one-time |
| 二級操作人乙部,粵語繁體, 二個月 | $399.99 | one-time |
| Grade 2 Part A&B, EN, 3 months | $799.99 | one-time |
| 二級操作人(甲部+乙部), 粵語繁體, 3個月 | $799.99 | one-time |


### OnePass

[App page](https://appshunter.io/ios/app/onepass-pro-2025/id6745433293)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 模擬試題訂閱 - 強制性公積金計劃30日 | $7.99 | one-time |
| 模擬試題訂閱 - 保險(卷二- 一般保險)30日 | $7.99 | one-time |
| 模擬試題訂閱 - 保險(卷三- 長期保險)30日 | $7.99 | one-time |
| 模擬試題訂閱 - 保險(卷一 - 保險原理及實務)30日 | $7.99 | one-time |
| 模擬試題訂閱 - 證券及期貨從業員資格 - 卷一30日 | $7.99 | one-time |
| 模擬試題訂閱 - 強制性公積金計劃60日 | $9.99 | one-time |
| 模擬試題訂閱 - 保險(卷一 - 保險原理及實務)60日 | $9.99 | one-time |
| 模擬試題訂閱 - 保險(卷三- 長期保險)60日 | $9.99 | one-time |
| 模擬試題訂閱 - 保險(卷二- 一般保險)60日 | $9.99 | one-time |
| 模擬試題訂閱 - 證券及期貨從業員資格 - 卷一60日 | $9.99 | one-time |


## Frequently asked questions

### Is 海之家課程 Sea Dynamics Course free?

海之家課程 Sea Dynamics Course is free to download, with in-app purchases available.

### Is OnePass free?

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

### Do 海之家課程 Sea Dynamics Course or OnePass have ads?

Neither 海之家課程 Sea Dynamics Course nor OnePass shows ads.

### Which is updated more often, 海之家課程 Sea Dynamics Course or OnePass?

海之家課程 Sea Dynamics Course ships an update every 8 months, and OnePass weekly. Most recently, 海之家課程 Sea Dynamics Course was updated on October 25, 2026 and OnePass on October 19, 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.*