Comparison

Weather Underground vs WeatherSmart

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

Head to head
About

Weather Underground

Get hyper-local weather forecasts and severe storm alerts powered by a vast network of personal weather stations. Track current conditions, view interactive radar maps, and receive customizable notifications for upcoming weather events.

Highlights
  • Hyper-local forecasts
  • Severe weather alerts
  • Interactive radar maps
  • Personal weather station data
  • Hourly/daily forecasts up to 15 days
  • Air quality and UV index
Features
Read full description

Discover a reliable, real-time and hyper-local forecast that will always warn you about upcoming severe weather. Weather Underground combines data from over 250,000+ personal weather stations and a proprietary forecast model to give you the most accurate and hyperlocal forecasts, at a microclimate level. Discover about current conditions, interactive Nexrad radar, get customizable severe weather alerts and much more. You’ll always be prepared for whatever the weather brings. 5 REASONS TO DOWNLOAD WEATHER UNDERGROUND • Severe weather alerts: set weather alerts for your exact position, so you can always be prepared for an upcoming storm! • Local conditions: get current weather conditions from local weather stations and hourly/daily summary forecasts up to 10 days in the future, which include chance of precipitation and daily weather summaries. • Most detailed weather data: stay updated with the best weather data including temperature, “Feels Like,” wind speed, wind directions, today’s rain accumulation, humidity, dew point, visibility, and pressure. • Other geographical data: discover our air quality index, UV index, local flu outbreaks, sunrise & sunset and moonrise & moonset. • Customized experience: set your app with light & dark modes, various map types and units. DISCOVER THE UNIQUE FEATURES OF WEATHER UNDERGROUND • Interactive radar maps & severe weather: • The most interactive weather map on mobile allows you to select from different weather overlays, personal weather stations, nexrad radar, satellite, heat maps, and rain accumulation. • Sophisticated weather visualizations with hi-res satellite & cloud cover imagery from GOES-16, powered by data from NOAA. • Keep an eye out for extreme weather and always be prepared with severe weather alerts. Accurate hyper-local forecasts: • Over 250,000 personal weather stations report the most accurate local weather conditions. • Made to fill in the gaps between the airport weather stations that other weather services rely upon to generate forecasts - meaning our data is generated from actual data points in your neighborhood. Subscribe to Premium! • Upgrade and remove all ads from your weather app by purchasing an annual subscription. • Access Smart Forecasts: set your ideal weather conditions for your outdoor activities and we’ll tell you when to go. • View Extended Hourly Forecasts up to 15 days in the future. You can cancel your Weather Underground subscription anytime through your iTunes account settings, or it will automatically renew. This must be done 24 hours before the end of any subscription period to avoid being charged another fee. Subscription payments will be charged to your iTunes account at confirmation of your purchase and upon commencement of each renewal term. For more information, please see our Privacy Policy and Terms of Use. ----- Privacy & Feedback • Our Privacy Policy can be viewed here: https://www.wunderground.com/company/privacy-policy • Our Terms of Use can be viewed here: https://www.wunderground.com/company/legal
 • If you have any questions or suggestions about our weather service, please do not hesitate to get in touch at support@wunderground.com.

About

WeatherSmart

Get severe weather warnings and detailed forecasts for your current location and any other area. Customize settings like update frequency and do not disturb times. View daily highs, lows, and wind direction.

Highlights
  • Severe weather warnings
  • Current location weather
  • Forecasts for selected locations
  • Seven-day forecast
  • Temperature and wind data
  • Customizable settings
Features
Read full description

WeatherSmart, from the South African Weather Service (SAWS), provides you with severe weather warnings and other handy weather information for your immediate surroundings and other areas. WeatherSmart includes the following features and options: • Severe weather warnings • Weather conditions and forecast for your current location. • Search for and add other locations. • A seven day forecast for all your selected locations. • Minimum & maximum temperature(s). • Wind direction(s). • Weather notices, warnings and alerts. • Customise settings according to your needs: - Edit My Locations - Do Not Disturb Times - Weather Update Frequency Disclaimer: Continued use of GPS running in the background can dramatically decrease battery life. This application only supports iOS 8+.

Screenshots

Weather Underground4 screens
WeatherSmart4 screens

Verdict

The call

The clearest difference is rating: Weather Underground at 3.9 against WeatherSmart's 1.5. Weather Underground also leads on ratings volume (32K vs 4) and review sentiment (26% vs 9%). WeatherSmart's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Weather Underground sells 3 in-app purchases, starting at $3.99 per month. WeatherSmart asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Weather Underground holds the better App Store score, 3.9 against 1.5. That said, the two scores are not equally well evidenced: Weather Underground has 32K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 26% of Weather Underground's written reviews are positive against 9% of WeatherSmart's.

UpkeepUpdate frequency

Weather Underground ships an update every 2 months, WeatherSmart every 3 months. The most recent releases landed on November 5, 2026 and November 2, 2026 respectively.

Scorecard7 real differences · 4 level
Weather Underground versus WeatherSmart: the parameters behind the verdict, then further details
ParameterWeather UndergroundWeatherSmart
PriceFreeFree
Rating3.9 (32K ratings) — better1.5 (4 ratings)
Positive reviews25.7% of reviews — better8.8% of reviews
Number of ratings32K — better4
Update frequencyEvery 2 months — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#15 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.1
Further details — not scored
Size90 MB55 MB
Age rating4+4+
DeveloperWeather Underground, LLCAfriGIS Pty Ltd

Customer experience

Weather Underground

All ratings31,600 ratings
Positive73.1%
Neutral5.8%
Negative21.1%
Written reviews993 reviews
Positive25.7%
Neutral14.4%
Negative59.9%

WeatherSmart

All ratings4 ratings
Positive0.0%
Neutral25.0%
Negative75.0%
Written reviews34 reviews
Positive8.8%
Neutral2.9%
Negative88.2%

Bugs and requests

Weather Underground

Reported bugs

4 issues
  • Incorrect weather data and forecasts
  • Inability to change location
  • Disappearing weather station data
  • Ads and subscription issues

Requested features

4 requests
  • Restore previous app layout and features
  • Customizable weather data display
  • Improved weather station integration
  • Offline mode for weather data

WeatherSmart

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Weather Underground

Subscriptions2
  • WU Premium (Monthly)$3.991 Month
  • WU Premium (Yearly)$19.991 Year
One-time1
  • WU Ad-Free for 1 year$1.99
None

WeatherSmart

No in-app purchases

Questions

Is Weather Underground free?
Weather Underground is free to download, with in-app purchases available.
Is WeatherSmart free?
WeatherSmart is free to download, with no in-app purchases.
Which has better reviews, Weather Underground or WeatherSmart?
Weather Underground is rated higher. Weather Underground averages 3.9 out of 5 from 32K ratings, while WeatherSmart averages 1.5 from 4 ratings.
Do Weather Underground or WeatherSmart have ads?
Weather Underground shows ads; WeatherSmart does not.
Which is updated more often, Weather Underground or WeatherSmart?
Weather Underground ships an update every 2 months, and WeatherSmart every 3 months. Most recently, Weather Underground was updated on November 5, 2026 and WeatherSmart on November 2, 2026.

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