Comparison

OpenSnow vs 4070 Weather

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

OpenSnow is your trusted source for the most accurate snow forecast, snow report, and ski conditions. "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 snow 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 snow 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 state-of-the-art weather forecast model optimized for complex, mountain 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

About

4070 Weather

This app provides authorized customers with real-time weather insights, forecasts, and alerts to aid in decision-making. It integrates site conditions, radar, and team coordination into a single workflow for operational efficiency.

Highlights
  • Site conditions monitoring
  • Forecasts and alerts
  • Radar visualization
  • Meteorologist-led guidance
  • Team coordination tools
  • Operational workflow integration
Features
Read full description

Be the one who knows what’s coming. 4070 puts your weather app and your model site in one place, with the forecasters you follow. Check your locations, open the model runs behind the forecast and watch the storm come in on radar. With 4070 you can: • See hourly and daily forecasts for your saved locations, plus rain and snow in 15-minute steps for the next six hours • Compare model maps from GFS, the European model, HRRR and more, and inspect soundings and ensemble plumes for your locations • Track storms on radar with lightning, watches and warnings, and storm reports • Get lightning and severe weather alerts for your locations, with buttons to open radar or pause a site for an hour • Add weather to your Home Screen and Lock Screen, and get a countdown when rain or snow is forecast to start within the hour • Follow forecasts, briefings and community from your forecasters, starting with Weather Madness and Delaware Weather Guy Forecaster content comes with a membership for that forecaster and covers the areas they forecast. Sign in with your 4070 account. New to 4070? Open the app to see how to join. 4070 is a weather platform by Weather Decision Solutions. WDS Business customers use the same app for their custom forecasts and site tools.

Screenshots

OpenSnow4 screens
4070 Weather4 screens

Verdict

The call

The clearest difference is in-app purchases: 4070 Weather at none against OpenSnow's 3. 4070 Weather also leads on review sentiment (100% vs 80%) and rating (4.9 vs 4.7). OpenSnow's advantage is ratings volume (9.1K vs 29) and chart position (#9 vs unranked). On price, update cadence, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OpenSnow sells 3 in-app purchases, starting at $49.99 per year. 4070 Weather asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

4070 Weather holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: OpenSnow has 9.1K ratings behind it against 29, so its average is the more settled of the two. Written reviews point the same way: 80% of OpenSnow's written reviews are positive against 100% of 4070 Weather's.

UpkeepUpdate frequency

OpenSnow ships an update every 11 days, 4070 Weather weekly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 4 level
OpenSnow versus 4070 Weather: the parameters behind the verdict, then further details
ParameterOpenSnow4070 Weather
PriceFreeFree
Rating4.7 (9.1K ratings)4.9 (29 ratings) — better
Positive reviews80.4% of reviews100.0% of reviews — better
Number of ratings9.1K — better29
Update frequencyEvery 11 daysWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#9 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.016.0 — better
Further details — not scored
Size126 MB39 MB
Age rating4+4+
DeveloperCloudnine Weather, Inc.Weather Decision Solutions LLC

Customer experience

OpenSnow

All ratings9,070 ratings
Positive92.1%
Neutral1.2%
Negative6.7%
Written reviews854 reviews
Positive80.4%
Neutral3.6%
Negative15.9%

4070 Weather

All ratings23 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

4070 Weather

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

OpenSnow

Subscriptions3
  • OpenSnow Legacy$49.991 Year
  • OpenSnow Base$49.991 Year
  • OpenSnow Base Legacy$49.991 Year
None

4070 Weather

No in-app purchases

Questions

Is OpenSnow free?
OpenSnow is free to download, with in-app purchases available.
Is 4070 Weather free?
4070 Weather is free to download, with no in-app purchases.
Which has better reviews, OpenSnow or 4070 Weather?
4070 Weather is rated higher. OpenSnow averages 4.7 out of 5 from 9.1K ratings, while 4070 Weather averages 4.9 from 29 ratings.
Do OpenSnow or 4070 Weather have ads?
Neither OpenSnow nor 4070 Weather shows ads.
Which is updated more often, OpenSnow or 4070 Weather?
OpenSnow ships an update every 11 days, and 4070 Weather weekly. Most recently, OpenSnow was updated on November 9, 2026 and 4070 Weather on November 5, 2026.

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