# 潮汐时间表 vs 专业指南针

The clearest difference is ads: 专业指南针 at none against 潮汐时间表's shown. 专业指南针 also leads on update cadence (every 4 days vs every 5 weeks) and rating (4.2 vs 3.8). 潮汐时间表's advantage is iOS requirement (13.0 vs 15). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. 潮汐时间表 sells 6 in-app purchases, starting at $2.99 per month and 专业指南针 sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

专业指南针 holds the better App Store score, 4.2 against 3.8. Both are backed by a comparable volume of ratings — 12 and 5 respectively.

潮汐时间表 ships an update every 5 weeks, 专业指南针 every 4 days. Both last shipped on October 16, 2026.

## The numbers

| Metric | 潮汐时间表 | 专业指南针 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (12 ratings)](https://appshunter.io/ios/app/id6467822767/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/gps/id6752315093/reviews)** |
| Number of ratings | **12** | 5 |
| Positive reviews | — | 14.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 49 MB | 43 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fingertip Jusheng (Taiyuan) Network Technology Co. LTD](https://appshunter.io/developer/1687910061) | [Hutui tech](https://appshunter.io/developer/1814030829) |

## What reviewers say

### 潮汐时间表

[App page](https://appshunter.io/ios/app/id6467822767)

This app provides detailed tidal forecasts, wind and wave predictions, and sunrise/sunset times for coastal activities. It helps users plan fishing trips, beachcombing excursions, and water sports by identifying optimal times and avoiding hazardous conditions.

**Highlights:** 7-day tidal forecasts, Wind and wave predictions, Sunrise and sunset times, Best fishing/beachcombing times, Nearby pier recommendations, Minute-level tide predictions

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $2.99 | per month |
| 季度会员 | $3.99 | per 3 months |
| 年度会员 | $4.99 | per year |
| 月会员 | $9.99 | per month |
| 季会员 | $14.99 | per 3 months |
| 年会员 | $19.99 | per year |


### 专业指南针

[App page](https://appshunter.io/ios/app/gps/id6752315093)

This app offers precise directional guidance and location services, featuring a high-accuracy compass, altitude, and coordinate display. It also includes a smart level tool, real-time weather updates, and a camera that adds location-based watermarks to photos.

**Highlights:** High-accuracy electronic compass, Altitude and coordinate display, Smart level tool, Real-time weather information, Watermark camera with location data, Outdoor navigation and life assistant

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 立即使用专业指南针 | $6.99 | per 7 days |
| 立即使用 | $6.99 | per 7 days |
| 立即使用 | $6.99 | per 7 days |
| 立即使用专业指南针 | $29.99 | per year |


## Frequently asked questions

### Is 潮汐时间表 free?

潮汐时间表 is free to download, with in-app purchases available.

### Is 专业指南针 free?

专业指南针 is free to download, with in-app purchases available.

### Which has better reviews, 潮汐时间表 or 专业指南针?

专业指南针 is rated higher. 潮汐时间表 averages 3.8 out of 5 from 12 ratings, while 专业指南针 averages 4.2 from 5 ratings.

### Do 潮汐时间表 or 专业指南针 have ads?

潮汐时间表 shows ads; 专业指南针 does not.

### Which is updated more often, 潮汐时间表 or 专业指南针?

潮汐时间表 ships an update every 5 weeks, and 专业指南针 every 4 days. Most recently, 潮汐时间表 was updated on October 16, 2026 and 专业指南针 on October 16, 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.*