# OpenSnow vs SunMonitor

The clearest difference is in-app purchases: SunMonitor at none against OpenSnow's 3. SunMonitor also leads on update cadence (daily vs every 11 days) and rating (5.0 vs 4.7). OpenSnow's advantage is ratings volume (9.1K vs 2) and chart position (#31 vs unranked). On price, ads and device support there is nothing between them.

Both are free to download. OpenSnow sells 3 in-app purchases, starting at $49.99 per year. SunMonitor asks for nothing beyond the download.

SunMonitor holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: OpenSnow has 9.1K ratings behind it against 2, so its average is the more settled of the two.

OpenSnow ships an update every 11 days, SunMonitor daily. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | OpenSnow | SunMonitor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (9.1K ratings)](https://appshunter.io/ios/app/opensnow/id780890907/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sunmonitor/id6804508898/reviews)** |
| Number of ratings | **9.1K** | 2 |
| Positive reviews | 80.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#31** | — |
| Size | 125 MB | 37 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cloudnine Weather, Inc.](https://appshunter.io/developer/487445927) | [Zuhayr Pigot](https://appshunter.io/developer/6804508900) |

## What reviewers say

### OpenSnow

[App page](https://appshunter.io/ios/app/opensnow/id780890907)

**Currently charting:** #31 Top Grossing · Weather, #35 Top Free · Weather (US App Store)

Get the most accurate snow forecasts, detailed snow reports, and severe weather maps. Access 15-day forecasts, local expert insights, and offline 3D maps for snow depth, avalanche risk, and more. Track storms with advanced radar and AI-powered weather systems.

**Highlights:** 15-Day Snow Forecast, Local Expert Snow Reports, 3D & Offline Weather Maps, AI-Powered Weather System, Severe Weather Tracking, Mountain Webcams, Snow Depth & Avalanche Risk Maps

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenSnow Legacy | $49.99 | per year |
| OpenSnow Base | $49.99 | per year |
| OpenSnow Base Legacy | $49.99 | per year |

**What reviewers like**

- 🚀 Accurate snow forecasts
- 📊 Detailed weather data and maps
- 🗺️ Comprehensive coverage of ski resorts
- 💻 Intuitive and user-friendly interface
- 🤖 Reliable and consistent forecasts

**What reviewers complain about**

- 💰 Subscription model can be expensive
- 🌐 Limited coverage outside of North America
- 🕰️ Occasional delays in updating snow conditions
- 🤖 Inconsistent accuracy in long-term forecasts
- 🔒 Paywall restricts access to some features

**Reported bugs**

- Occasional crashes or freezes on certain devices
- Inconsistencies in the display of weather data and forecasts

**Requested features**

- Expand coverage to more international ski resorts
- Improve offline functionality and data availability
- Introduce more customization options for user preferences
- Enhance integration with other outdoor activity planning apps
- Provide more detailed snow and weather data for backcountry use


### SunMonitor

[App page](https://appshunter.io/ios/app/sunmonitor/id6804508898)

This app provides real-time outdoor safety information, including UV index, burn time estimates, and atmospheric alerts. It helps users stay safe by monitoring weather conditions, air quality, and storm risks.

**Highlights:** Outdoor Safety Score (0-100), Personalized UV index and burn time, Atmospheric and storm alerts, Sun exposure tracking and guard timer, Live weather and storm detection, Golden hour and nature notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenSnow free?

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

### Is SunMonitor free?

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

### Which has better reviews, OpenSnow or SunMonitor?

SunMonitor is rated higher. OpenSnow averages 4.7 out of 5 from 9.1K ratings, while SunMonitor averages 5.0 from 2 ratings.

### Do OpenSnow or SunMonitor have ads?

Neither OpenSnow nor SunMonitor shows ads.

### Which is updated more often, OpenSnow or SunMonitor?

OpenSnow ships an update every 11 days, and SunMonitor daily. Most recently, OpenSnow was updated on October 12, 2026 and SunMonitor on October 4, 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.*