OpenSnow vs ComfortCast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenSnow
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.
- 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
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OpenSnow is your trusted source for the most accurate snow forecast, snow report, and severe weather maps. "Weather forecasting for the mountains takes extra focus, analysis, and precision, which is exactly what OpenSnow provides. The app is incredible, even for super weather nerds like myself." – Cody Townsend, Pro Skier 15-Day Snow Forecasts Finding the location that has the best conditions can feel overwhelming. With OpenSnow, deciding where to go is easy. View the latest 15-day snow forecast, snow report, conditions history, and mountain webcams for your favorite locations in just a few seconds. Local Daily Snow Experts Instead of spending hours sifting through weather data, get the inside scoop in just a few minutes. Our local experts write a new Daily Snow forecast each day in the winter for regions around the US, Canada, Europe, Japan, Australia, and New Zealand. Have one of our expert local forecasters guide you to the best conditions. 3D Weather + Snow Maps We make it easy to track incoming storms with super-res radar and global precipitation, radar, and snow forecast maps. You can also view 3D maps for snow depth, avalanche risk, slope angle, active fires, air quality, wildfire smoke, public and private land ownership, and more. Download high-resolution satellite maps to view offline. PEAKS + StormNet PEAKS is our mountain weather forecast model that is up to 50% more accurate in complex terrain. StormNet is our severe weather forecast model that produces real-time, high-resolution forecasts for lightning, hail, damaging winds, and tornadoes. Combined, PEAKS + StormNet provide a first-of-its-kind, fully operational multi-component weather forecast system. Daily Features • 15-Day Hourly Forecasts • Current + Forecast Radar • Precipitation Forecast Maps • Air Quality Forecasts • Wildfire Smoke Forecast Maps • 50,000+ Weather Stations • 3D + Offline Maps • Land Boundary + Private Ownership Maps • Recent Satellite Maps Snow + Ski Features • 15-Day Snow Forecast • Powder Quality Forecast • Snow Depth Map • Season Snowfall Map • Snow Forecast Alerts • Snow Forecast Maps • Offline Ski Resort Trail Maps • Snow Forecast + Report Widgets • Historical Snow Reports Severe Weather Features (US only) • Super-Res Radar • Lightning Risk • Tornado Risk • Hail Risk • Damaging Winds Risk • Severe Weather Alerts Free Features • My Location 15-Day Forecast • Snow Forecast 15-Day Summary • Historical Weather + Snow Reports • Snow Report Alerts • Avalanche Forecasts • Mountain Webcams • Active Fires Map • Air Quality Map • Slope Angle + Slope Aspect — Free Trial — New accounts automatically receive the full OpenSnow Premium experience, with no credit card or payment information required. If you choose not to purchase OpenSnow after the free trial is over, you will be automatically downgraded to a free account and not charged. — In-App Purchase — OpenSnow Base is an auto-renewable subscription, which will renew yearly at $49.99 USD. Payment will be charged to the user's Apple account at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. The account will be charged for renewal within 24 hours prior to the end of the current period and identify the cost of the renewal. If the auto-renewal fails due to a payment issue, you will still be able to access the paid content for 16 days while Apple attempts to collect payment. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Full terms and conditions can be found here: https://support.opensnow.com/legal/terms | https://support.opensnow.com/legal/privacy Sales through Apple will be governed by Apple’s refund policy. We value all of our customers and encourage you to provide feedback on your experience. Please get in touch with us by sending an email to hello@opensnow.com
ComfortCast
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ComfortCast helps you understand how comfortable today's weather will feel for exercise and outdoor training. Before you run, play, train, or head to the court, ComfortCast combines live weather data with temperature and dew point, wind, UV, air quality, weather alerts, and environmental exposure. It turns those conditions into a clear Comfort Score, risk level, reasons, and practical suggestions. With approximate current location enabled, you can review exercise comfort across the next 24 hours and seven days and see each day's suggested activity time. After an activity, record whether the weather felt comfortable, warm, or difficult. ComfortCast gradually calibrates future scores to your experience. Save frequent activity routines and use home screen or lock screen widgets to check the latest score at a glance. The current release supports tennis, running, several indoor and outdoor environments, English, Simplified Chinese, and Traditional Chinese, plus Celsius or Fahrenheit units. More activity types will follow. Weather data is provided by QWeather. QWeather credentials stay on the ComfortCast backend and are not included in the iOS app.
Screenshots
Verdict
The clearest difference is in-app purchases: ComfortCast at none against OpenSnow's 3. ComfortCast also leads on update cadence (every 2 days vs every 11 days). OpenSnow's advantage is chart position (#37 vs unranked). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. OpenSnow sells 3 in-app purchases, starting at $49.99 per year. ComfortCast asks for nothing beyond the download.
OpenSnow ships an update every 11 days, ComfortCast every 2 days. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.
| Parameter | OpenSnow | ComfortCast |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (9.1K ratings) — better | — |
| Positive reviews | 80.3% of reviews | — |
| Number of ratings | 9.1K — better | — |
| Update frequency | Every 11 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #37 — better | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 125 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Cloudnine Weather, Inc. | 玥 黄 |
Bugs and requests
OpenSnow
Reported bugs
2 issues- Occasional crashes or freezes on certain devices
- Inconsistencies in the display of weather data and forecasts
Requested features
5 requests- 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
ComfortCast
Not enough reviews yet to summarise bugs or requests.
In-app purchases
OpenSnow
- OpenSnow Legacy$49.991 Year
- OpenSnow Base$49.991 Year
- OpenSnow Base Legacy$49.991 Year
ComfortCast
No in-app purchases









