# Nautide vs Biển Vô Cực

The clearest difference is in-app purchases: Biển Vô Cực at none against Nautide's 2. Biển Vô Cực also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 months). Nautide's advantage is ratings volume (3.4K vs 1) and chart position (#62 vs unranked). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Nautide sells 2 in-app purchases, starting at $6.99 per month. Biển Vô Cực asks for nothing beyond the download.

Biển Vô Cực holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Nautide has 3.4K ratings behind it against 1, so its average is the more settled of the two.

Nautide ships an update every 3 months, Biển Vô Cực every 5 days. The most recent releases landed on October 20, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Nautide | Biển Vô Cực |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (3.4K ratings)](https://appshunter.io/ios/app/nautide-tides-wind-waves-plus/id1413108902/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bien-vo-cuc/id6745475821/reviews)** |
| Number of ratings | **3.4K** | 1 |
| Positive reviews | 67.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#62** | — |
| Size | 64 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Igoox](https://appshunter.io/developer/1152673523) | [Dinh Tuan](https://appshunter.io/developer/1577522054) |

## What reviewers say

### Nautide

[App page](https://appshunter.io/ios/app/nautide-tides-wind-waves-plus/id1413108902)

**Currently charting:** #62 Top Grossing · Weather, #119 Top Free · Weather (US App Store)

Plan your maritime activities with comprehensive data on tides, waves, wind, and weather. Access detailed charts and forecasts for over 25,000 coastal stations worldwide, including fishing activity predictions and astronomical information.

**Highlights:** Tide charts and tables, Surf swell height and direction, Fish activity and solunar periods, Sunrise, sunset, and moon phases, Wind speed and direction, Coastal weather conditions, Marine open water forecast

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nautide PRO Monthly | $6.99 | per month |
| Nautide PRO Annual | $44.99 | per year |

**What reviewers like**

- 🚀 Accurate information
- 👍 Comprehensive data
- 👍 User-friendly interface
- 👍 Helpful for fishing/boating
- 👍 Great app overall

**What reviewers complain about**

- 🔒 Requires paid subscription to access full features
- 💸 Expensive subscription fee
- 🔍 Confusing navigation
- 🐛 Inaccurate weather/tide data
- 🔋 Excessive ads in free version

**Reported bugs**

- Paid subscription issues (e.g. not working, no access to content)
- App freezing or crashing
- Incorrect data display (e.g. water temperature)

**Requested features**

- Landscape mode support for tablets
- Ability to link forecasts to specific weather stations
- Integration with Apple Watch
- Offline access to data


### Biển Vô Cực

[App page](https://appshunter.io/ios/app/bien-vo-cuc/id6745475821)

This app provides tide and lunar calendar information for fishermen, seafarers, and ocean enthusiasts. It serves as a lookup tool for marine data, helping users plan their activities related to the sea.

**Highlights:** Tide calendar lookup, Lunar calendar information, Marine data for fishermen, Tool for seafarers, App for ocean nature lovers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nautide free?

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

### Is Biển Vô Cực free?

Biển Vô Cực is free to download, with no in-app purchases.

### Which has better reviews, Nautide or Biển Vô Cực?

Biển Vô Cực is rated higher. Nautide averages 4.8 out of 5 from 3.4K ratings, while Biển Vô Cực averages 5.0 from 1 ratings.

### Do Nautide or Biển Vô Cực have ads?

Nautide shows ads; Biển Vô Cực does not.

### Which is updated more often, Nautide or Biển Vô Cực?

Nautide ships an update every 3 months, and Biển Vô Cực every 5 days. Most recently, Nautide was updated on October 20, 2026 and Biển Vô Cực on October 2, 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.*