Comparison

Ventusky vs PredictRain

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

Head to head
About

Ventusky

Get hyper-accurate weather forecasts, live radar, and storm tracking with this app. It combines multiple global weather models and over 40,000 webcams for detailed planning, from daily activities to professional use. Receive customizable alerts and view data across 16 altitudes.

Highlights
  • Hyperlocal 14-day weather forecast
  • 80+ weather maps
  • Live radar and lightning detection
  • 40,000+ worldwide webcams
  • Customizable push notifications
  • 3D interactive globe
  • Dual wind animations for different altitudes
Features
Read full description

Ventusky All-in-One Weather is a fusion of 20+ of the world's best models, live radar, satellite and 40,000+ webcams, delivering industry-leading accuracy for planning everything from morning jogs to transatlantic flights. WE BRING A UNIQUE SET OF FEATURES LIKE: - Hyperlocal 14-days weather forecast with up to hourly resolution - 80+ weather maps - Live radar and lightnings detection - 40,000+ worldwide webcam coverage - Lock and home screen widgets with forecasts, webcams, or radar - Integration with Watch OS - 3D interactive globe - Customizable push notifications for: wind, waves, freezing rain, pressure, lightning strikes, umbrella reminder or morning/evening summary. - Professional features like isolines or weather fronts - Dual wind animations for 2 different altitudes - Extensive air quality information - Hurricane and storm tracking - compare tracks from multiple models and stay safe Use Ventusky everyday to plan your activities and stay ahead of the weather:   1) Joggers & Outdoor Athletes: Plan with Microscale Precision For runners, cyclists, and hikers, Ventusky provides updates critical for avoiding sudden weather shifts. Hyperlocal Wind Gust Maps: Visualize wind speed changes at high resolution, ideal for route planning in mountainous regions. Lightning Strike Alerts: Receive push notifications for strikes within selected distance, synced to wearable device haptics for hands-free safety. Feels-Like Temperature: Combines humidity, wind chill, and solar radiation to advise on heatstroke risks during summer runs.   2) Vacation Planners: Verify Conditions in Real Time Travelers leverage global webcam network and 14-day forecasts to optimize itineraries. Live Cams: Compare real-time footage from 40K+ coastal, ski resort, and urban cameras to assess conditions before departure. Tropical Storm Preparedness: Track hurricanes predicting storm paths and landfall in advance. Air Quality Indexes: Plan trips using SILAM model data on PM2.5, NO2, ozone levels and more.   3) Meteorologists & Professionals: Industrial-Grade Tools Ventusky serves as a field toolkit for pilots, sailors, and researchers needing altitude-stratified data: Aviation Wind Layers: Animate wind patterns at 16 altitudes (0m–13km) for flight path optimization. Marine Forecasting: Access ocean current models and surge predictions for offshore operations. Agricultural Planning: Display the monthly anomaly in precipitation in easy to use map.   MULTI-MODEL FUSION FOR UNMATCHED ACCURACY Why Does Ventusky Outperform Competitors? Ventusky’s algorithms integrate data from the world’s most advanced numerical weather prediction (NWP) systems, each renowned for specialized applications. In addition to the well-known ECMWF and GFS models, it also displays data from the German ICON model, which stands out for its high resolution covering the entire world. A wide range of high-precision local models is available. Some are updated as frequently as every 10 minutes based on radar and satellite readings, providing highly accurate real-time precipitation data. Ventusky automatically selects the most precise model for your location, but you can also compare them yourself.   LIST OF WEATHER LAYERS: Temperature (16 altitude levels) Feels like temperature Precipitation (1 hour, 3 hours, cumulated, monthly anomaly, Freezing rain, Rain, Snow) Radar and lightnings Satellite Wind gusts Air Quality (PM2.5, PM10, NO2, SO2, O3, CO, Dust, AQI) UV-index Probability of Aurora LIST OF WEATHER LAYERS (PREMIUM) Cloud coverage (High, Mid, Low, Base, Total cover, Fog) Wind speed (16 altitude levels) Air pressure Thunderstorms (CAPE, CAPE*SHEAR, Wind shear, CIN, Lifted index, Helicity) Sea (Significant, wind and swell waves period and height, Currents, Tidal currents, Tide, surge) Humidity (4 altitude levels) Dew Point Snow cover (Total, New) Freezing level Visibility The app is completely free of ads or tracking scripts. Do you have questions or suggestions? Visit my.ventusky.com.

About

PredictRain

Get ultra-precise rain forecasts with AI-powered predictions and real-time radar data. Receive instant alerts for incoming rain and plan your outdoor activities with confidence using accumulated rainfall data and historical trends.

Highlights
  • AI-powered 4-hour rain forecasts
  • Real-time rain radar
  • Instant rain alerts
  • Accumulated rainfall tracking
  • Multi-model forecast comparison
  • Lightning tracker
Read full description

Stay ahead of the rain with PredictRain, the world's most precise rain forecast app developed by the team behind PredictWind. Built for those who rely on accurate rain predictions, PredictRain combines advanced AI modeling and intuitive tools to support better decision-making. Designed for outdoor enthusiasts and professionals, PredictRain delivers rain forecasting that is reliable, efficient, and built for practical use. Why PredictRain? Pinpoint Accuracy: AI Rain delivers ultra-precise 4-hour forecasts, updated every 10 minutes and refined with real-time radar data for your exact location. Real-Time Alerts: Get instant notifications when rain is headed your way in the next hour, so you can adapt quickly and stay one step ahead. Smarter Planning: View accumulated rainfall over hours or days to better plan your activities and understand how wet the ground will be for your work or adventure. Proven Reliability: PredictRain combines eight global forecast models with localised radar to improve accuracy where it matters most. Key Features: AI Rain: AI-powered 4-hour rain forecasts with location-specific precision. Multi-Model Forecasts: Compare eight models for greater reliability. Rain Radar: Visualise real-time rain movement with customisable overlays. Satellite Imagery: Combine cloud cover and rainfall data for full context. Climate Data: Access historical rainfall trends for seasonal and location-based planning. Rain Alerts: Receive tailored, instant notifications based on incoming rainfall. Lightning Tracker: Monitor global lightning activity with real-time strike classification. Accumulated Rainfall: Track total expected rainfall over hours or days for better planning. Plan Smarter with PredictRain Whether you're preparing for fieldwork, travel, or outdoor events, PredictRain supports more informed decisions with localised rain forecasts, historical data, and real-time alerts. Use core features free. Upgrade to PredictRain Pro to unlock rain alerts, real-time radar, live observations, and support for multiple locations ($29 USD / year or free for users on a PredictWind Basic subscription and above.) Terms and conditions: ​https://www.predictwind.com/about-us/terms-and-conditions Privacy policy: ​https://www.predictwind.com/about-us/privacy-policy

Screenshots

Ventusky4 screens
PredictRain4 screens

Verdict

The call

The clearest difference is ratings volume: Ventusky at 35K against PredictRain's 68. Ventusky also leads on chart position (#53 vs unranked) and update cadence (every 10 days vs every 3 weeks). On price, rating, review sentiment and ads 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. Ventusky sells 4 in-app purchases, starting at $4.99 per month and PredictRain sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Ventusky against 4.8 for PredictRain. That said, the two scores are not equally well evidenced: Ventusky has 35K ratings behind it against 68, so its average is the more settled of the two. Written reviews are what separate them: 77% of Ventusky's written reviews are positive against 71% of PredictRain's.

UpkeepUpdate frequency

Ventusky ships an update every 10 days, PredictRain every 3 weeks. The most recent releases landed on November 4, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 8 level
Ventusky versus PredictRain: the parameters behind the verdict, then further details
ParameterVentuskyPredictRain
PriceFreeFree
Rating4.8 (35K ratings) — better4.8 (68 ratings)
Positive reviews76.8% of reviews — better70.6% of reviews
Number of ratings35K — better68
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#53 — better—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS16.015.6 — better
Further details — not scored
Size89 MB66 MB
Age rating4+4+
DeveloperVentusky s.r.o.PredictWind Limited

Customer experience

Ventusky

All ratings35,277 ratings
Positive96.4%
Neutral2.0%
Negative1.6%
Written reviews768 reviews
Positive76.8%
Neutral6.6%
Negative16.5%

PredictRain

All ratings67 ratings
Positive92.5%
Neutral6.0%
Negative1.5%
Written reviews17 reviews
Positive70.6%
Neutral11.8%
Negative17.6%

Bugs and requests

Ventusky

Reported bugs

4 issues
  • App crashes on iOS 11.3 and later
  • Radar and precipitation data not displaying correctly in certain regions
  • Wind speed and direction values not updating properly
  • Sunrise/sunset times inaccurate for some locations

Requested features

5 requests
  • Add more customization options for map layers and data display
  • Improve widget functionality and integration
  • Provide better support for local weather alerts and notifications
  • Implement a more intuitive way to switch between current and future weather conditions
  • Add support for additional weather data sources and models

PredictRain

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Ventusky

Subscriptions4
  • Ventusky - Monthly Premium$4.991 Month
  • Ventusky - Monthly Premium+$5.991 Month
  • Ventusky - Yearly Premium7 Days trial$19.991 Year
Show 1 more
  • Ventusky - Yearly Premium+7 Days trial$24.991 Year
3 purchases

PredictRain

Subscriptions3
  • PredictRain Pro Monthly14 Days trial$6.991 Month
  • PredictRain14 Days trial$12.003 Months
  • PredictRain Pro Annual14 Days trial$29.001 Year

Questions

Is Ventusky free?
Ventusky is free to download, with in-app purchases available.
Is PredictRain free?
PredictRain is free to download, with in-app purchases available.
Which has better reviews, Ventusky or PredictRain?
Ventusky is rated higher. Ventusky averages 4.8 out of 5 from 35K ratings, while PredictRain averages 4.8 from 68 ratings.
Do Ventusky or PredictRain have ads?
Neither Ventusky nor PredictRain shows ads.
Which is updated more often, Ventusky or PredictRain?
Ventusky ships an update every 10 days, and PredictRain every 3 weeks. Most recently, Ventusky was updated on November 4, 2026 and PredictRain on November 3, 2026.

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