# PredictWind vs SailWindow

The clearest difference is price: PredictWind at Free against SailWindow's $0.99. PredictWind also leads on ratings volume (33K vs 2) and device support (3 vs 1). SailWindow's advantage is in-app purchases (none vs 16) and rating (5.0 vs 4.8). On update cadence and ads there is nothing between them.

PredictWind is free to download; SailWindow costs $0.99 up front. PredictWind sells 16 in-app purchases, starting at $6.99 per month. SailWindow asks for nothing beyond the download.

SailWindow holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: PredictWind has 33K ratings behind it against 2, so its average is the more settled of the two.

PredictWind ships an update every 11 days, SailWindow every 5 days. The most recent releases landed on October 16, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | PredictWind | SailWindow |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.8 (33K ratings)](https://appshunter.io/ios/app/predictwind-marine-forecasts/id477048487/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sailwindow/id6762101772/reviews)** |
| Number of ratings | **33K** | 2 |
| Positive reviews | 84.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#22** | #84 |
| Size | 40 MB | 3 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PredictWind Limited](https://appshunter.io/developer/477048590) | [DIMITRY BRAZNICHENKO](https://appshunter.io/developer/1876093981) |

## What reviewers say

### PredictWind

[App page](https://appshunter.io/ios/app/predictwind-marine-forecasts/id477048487)

**Currently charting:** #22 Top Grossing · Weather, #48 Top Free · Weather (US App Store)

Get accurate marine weather forecasts and powerful tools for wind, waves, and currents. Plan your trips with routing and departure planning features, and stay informed with live observations and alerts. Ideal for all marine activities.

**Highlights:** Accurate marine weather forecasts, Wind, wave, and current data, Weather routing and departure planning, High-resolution marine weather maps, Live wind observations and webcams, Weather alerts

**Features:** Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic - Monthly | $6.99 | per month |
| Basic - 3 Monthly | $12.00 | per 3 months |
| Basic - 3 Monthly | $12.00 | per 3 months |
| Basic - Annual | $29.00 | per year |
| Standard - Monthly | $49.00 | per month |
| Standard - 3 Monthly | $99.00 | per 3 months |
| Professional - Monthly | $99.00 | per month |
| Standard - 3 Monthly | $99.00 | per 3 months |
| Standard - Annual | $249.00 | per year |
| Professional - 3 Monthly | $249.00 | per 3 months |
| Professional - Annual | $499.00 | per year |
| Basic Subscription, 1 Month | $3.99 | one-time |
| Basic Subscription, 3 Months | $11.99 | one-time |
| Basic Subscription, 12 Months | $28.99 | one-time |
| Standard Subscription, 1 Month | $48.99 | one-time |
| Professional Subscription, 1 Month | $99.99 | one-time |

**What reviewers like**

- 👍 Accurate weather forecasts
- 🚀 Comprehensive data and features
- 💡 Useful for sailing, fishing, and other outdoor activities
- 👍 Easy to use and navigate
- 🚀 Reliable and dependable

**What reviewers complain about**

- 🐛 Occasional inaccuracies in weather predictions
- 💰 Expensive subscription costs
- 🔒 Difficult to cancel subscription
- 🔒 Locked into using proprietary hardware and services
- 🔒 Limited free features

**Reported bugs**

- App crashes or freezes on some devices
- Inconsistent performance across different locations
- Subscription issues and billing problems

**Requested features**

- Improved integration with other apps and charts
- More frequent weather model updates
- Earlier weather forecast updates
- Ability to customize alert settings
- Improved offline functionality


### SailWindow

[App page](https://appshunter.io/ios/app/sailwindow/id6762101772)

**Currently charting:** #84 Top Paid · Weather (US App Store)

This app provides sailors with a focused marine weather view, combining forecast conditions, alerts, and buoy observations. It helps users quickly assess if conditions are good, questionable, or unsafe for sailing.

**Highlights:** Sailing window summary (Good, Caution, No-Go), NOAA marine forecast text, Wind, wave, and temperature charts, Active marine and weather alerts, Nearby buoy observations, Saved sailing locations, Local notification rules

**In-app purchases:** none


## Frequently asked questions

### Is PredictWind free?

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

### Is SailWindow free?

SailWindow costs $0.99, with no in-app purchases.

### Which has better reviews, PredictWind or SailWindow?

SailWindow is rated higher. PredictWind averages 4.8 out of 5 from 33K ratings, while SailWindow averages 5.0 from 2 ratings.

### Do PredictWind or SailWindow have ads?

Neither PredictWind nor SailWindow shows ads.

### Which is updated more often, PredictWind or SailWindow?

PredictWind ships an update every 11 days, and SailWindow every 5 days. Most recently, PredictWind was updated on October 16, 2026 and SailWindow on September 26, 2026.

### Which is more popular, PredictWind or SailWindow?

PredictWind currently peaks at #22 in the App Store charts, and SailWindow at #84. Chart position reflects recent download velocity rather than total install base.

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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.*