# Wisuki vs IslaBu

The clearest difference is in-app purchases: IslaBu at none against Wisuki's 2. IslaBu also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 months). Wisuki's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price there is nothing between them.

Both are free to download. Wisuki sells 2 in-app purchases, starting at $2.49 per month. IslaBu asks for nothing beyond the download.

Wisuki ships an update every 2 months, IslaBu every 2 days. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Wisuki | IslaBu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (875 ratings)](https://appshunter.io/ios/app/wisuki-wind-and-waves/id646750653/reviews)** | — |
| Number of ratings | **875** | — |
| Positive reviews | 62.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 63 MB | 12 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [WISUKI GLOBAL, S.L.](https://appshunter.io/developer/1642329289) | [inBee, s.r.o.](https://appshunter.io/developer/1495593302) |

## What reviewers say

### Wisuki

[App page](https://appshunter.io/ios/app/wisuki-wind-and-waves/id646750653)

Get detailed wind, wave, weather, and tide forecasts to plan your outdoor activities. Analyze data with high resolution, explore community sessions, and find the best spots based on your preferred conditions.

**Highlights:** Detailed wind and wave forecasts, Weather and tide predictions, Community session sharing, Spot listings with filters, Animated radar maps, 30-day tide forecasts, Statistical analysis

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $2.49 | per month |
| Full access | $22.49 | per year |

**What reviewers like**

- 🚀 Awesome for paddling
- 💡 Great for wind sports
- 👍 Accurate forecasts
- 👍 Detailed information
- 👍 Reliable app

**What reviewers complain about**

- 🐛 Not working/crashing
- 🐛 Inaccurate forecasts
- 🐛 Doesn't show wave info
- 🐛 Login issues
- 🔋 High ads

**Reported bugs**

- Not updating forecasts
- Showing outdated information
- Crashing and network errors
- Login problems

**Requested features**

- Add more locations
- Improve wave/tide information
- Fix login and sync issues
- Reduce ads
- Improve Apple Watch support


### IslaBu

[App page](https://appshunter.io/ios/app/islabu/id6819283109)

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

**In-app purchases:** none


## Frequently asked questions

### Is Wisuki free?

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

### Is IslaBu free?

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

### Do Wisuki or IslaBu have ads?

Wisuki shows ads; IslaBu does not.

### Which is updated more often, Wisuki or IslaBu?

Wisuki ships an update every 2 months, and IslaBu every 2 days. Most recently, Wisuki was updated on October 29, 2026 and IslaBu on October 26, 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.*