# RadarScope vs SailWindow

The clearest difference is rating: SailWindow at 5.0 against RadarScope's 4.2. SailWindow also leads on price ($0.99 vs $9.99) and in-app purchases (none vs 4). RadarScope's advantage is ratings volume (2.8K vs 2) and chart position (#1 vs #84). On ads there is nothing between them.

RadarScope costs $9.99 and SailWindow $0.99 up front. RadarScope sells 4 in-app purchases, starting at $9.99 per year. SailWindow asks for nothing beyond the download.

SailWindow holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: RadarScope has 2.8K ratings behind it against 2, so its average is the more settled of the two.

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

## The numbers

| Metric | RadarScope | SailWindow |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| Rating | [4.2 (2.8K ratings)](https://appshunter.io/ios/app/radarscope/id288419283/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sailwindow/id6762101772/reviews)** |
| Number of ratings | **2.8K** | 2 |
| Positive reviews | 51.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#1** | #84 |
| Size | 310 MB | 3 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Base Velocity, LLC](https://appshunter.io/developer/288419286) | [DIMITRY BRAZNICHENKO](https://appshunter.io/developer/1876093981) |

## What reviewers say

### RadarScope

[App page](https://appshunter.io/ios/app/radarscope/id288419283)

**Currently charting:** #1 Top Paid · Weather, #13 Top Paid, #14 Top Grossing · Weather (US App Store)

Visualize professional-grade weather radar data with advanced tools for meteorologists, storm spotters, and enthusiasts. Access real-time radar information, severe weather alerts, and historical data with optional subscription tiers for enhanced capabilities.

**Highlights:** Single-site radar data visualization, Severe weather alerts and warnings, NWS-generated storm tracks, Historical radar data archive, GOES satellite products, Multi-Radar Multi-Sensor products

**Features:** Family Sharing, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Tier 1 | $9.99 | per year |
| Pro Tier 2 | $14.99 | per month |
| Pro Tier 2 | $99.99 | per year |
| RadarScope Pro Subscription | $9.99 | one-time |

**What reviewers like**

- 🚀 Excellent radar app
- 🔍 Detailed radar data and features
- ⚡ Lightning detection
- 📍 Accurate location tracking
- 🌪️ Helpful for storm tracking and chasing

**What reviewers complain about**

- 💰 Expensive with additional subscription fees
- 🗺️ Limited map details without subscription
- 🕰️ Radar data can be delayed
- 🇨🇦 Limited support for Canadian users
- 🤔 Steep learning curve for novice users

**Reported bugs**

- Subscription issues and failed purchases
- Inconsistent radar updates and connectivity problems
- Apple Watch app limitations and bugs

**Requested features**

- Winter weather advisories and precipitation coloring
- Ability to view multiple radars simultaneously
- More detailed road maps
- Archived radar data access
- Customizable alert colors and notifications


### 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 RadarScope free?

RadarScope costs $9.99, and also offers in-app purchases.

### Is SailWindow free?

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

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

SailWindow is rated higher. RadarScope averages 4.2 out of 5 from 2.8K ratings, while SailWindow averages 5.0 from 2 ratings.

### Do RadarScope or SailWindow have ads?

Neither RadarScope nor SailWindow shows ads.

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

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

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

RadarScope currently peaks at #1 in the App Store charts, and SailWindow at #84. Chart position reflects recent download velocity rather than total install base.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*