Comparison

Storm Tracker Professional vs Partly Sunny

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

Head to head
About

Storm Tracker Professional

This app provides detailed storm tracking with live Doppler radar, storm signatures for tornadoes and hail, and lightning strike data. It also offers hurricane tracking, NWS alerts, and storm reports directly from NOAA and NWS.

Highlights
  • Live Level III Doppler Radar
  • Storm Tracks for Tornadoes, Hail, and Wind
  • Doppler Radar Signatures
  • Hurricane and Tropics Tracking
  • Live Lightning Data
  • NWS Watches, Warnings, and Advisories
Features
Read full description

Storm Tracker Professional was developed by Severe WX Warn and contains features such as storm signatures(tornado vortex signatures, hail storm signatures and damaging wind signatures.) The pro version does not contain apps, so enjoy an hassle free user experience. The app also includes storms reports for tornadoes, damaging winds and severe hail. Along with this the app also includes lightning strike data, active hurricanes and tropical cyclones, global surface winds, cloud cover and NWS watches, warnings and advisories. All data feeds are direct from NOAA, NWS and the SPC. -High Resolution Live Level III Doppler Radar that updates automatically every 5 minutes. -Storm Tracks for Tornado Vortex Signatures, Hail and Severe Wind. -Doppler Radar Signatures for Tornadoes, Hail and Wind. -Hail signatures display max and min. size. -Hurricane and Tropics Tracking Information. -Live Lightning Data. -Current GPS Location. -Address Search for other locations. -NWS Watches, Warnings and Advisories. -SPC Outlooks -Cloud Cover Data -NOAA Storm Reports (24 hr. & Weekly)

About

Partly Sunny

This app provides detailed weather information at a glance, offering hourly and weekly forecasts with customizable graphs and interactive maps. It allows users to track various weather conditions and customize their app experience.

Highlights
  • Quick weather overviews
  • Detailed hourly and weekly forecasts
  • Interactive weather map with layers
  • Customizable hourly and daily graphs
  • Pull-to-refresh functionality
  • Save multiple locations
  • Custom app icon and theme
Features
Currently charting
Read full description

Partly Sunny shows your weather in quick glances and detailed looks. Need to check if it will rain today? Or see the humidity or UV index over the next few hours? Or look at a radar view of the approaching storm? Partly Sunny has you covered. Quick Glances Get an overview of what’s happening in the sky at your current location and your favorite locations. Detailed Looks Get more details about what’s happening throughout the hour, the day, and the week at your locations. Hourly Graphs See how your selected conditions change over the next several hours. Choose from temperature, precipitation, cloud cover, humidity, UV index, wind, and more. Tap the graph to change the plotted condition. Touch & hold the graph and drag left & right for a detailed look at each hour. Week View Get a quick glance at the week’s forecast. Tap any day for a detailed look at that day. With a monthly or yearly subscription, join the Partly Sunny Club and unlock more: Interactive Weather Map See approaching storms and more on an interactive map. Map layers available: • Precipitation radar • Severe-weather warnings (US, Canada, & Europe) • Storm cells (US) • Tropical storms • Temperatures • Wind Speeds • Radar & Clouds (US) • Clouds Pull-to-Refresh Pull down in Location View to refresh the location’s forecast on demand. More Locations Save more locations in your locations list. Custom App Icon & Theme Customize the Partly Sunny icon on your Home Screen and the theme color in the app. Whether or not you’re part of the Club, there’s still more: • Forecasts powered by Apple Weather • Precipitation-intensity graph when it’s raining or snowing • Show actual or “feels like” temperatures throughout the app and quickly switch with a handy gesture • Customizable condition below hourly graphs • Customizable condition for daily forecasts • Links to pollen forecasts and NOAA weather offices (US locations) • Location renaming and fine-tuning Thank you for using and supporting Partly Sunny! Even when the weather isn’t enjoyable, I hope you enjoy checking the weather with Partly Sunny! – Joe ——— Partly Sunny has been featured by Apple, MacStories, AppAdvice, and Lifehacker. Partly Sunny “introduces a robust, beautiful new way to view weather information. […] What’s immediately striking about Partly Sunny’s design is that it feels designed to belong in iOS. It’s an app that feels built by Apple if the company decided to make a massive iterative change to its own stock Weather app.” – Jake Underwood, MacStories “If you are looking for minimalism in your weather app, then Partly Sunny will satisfy your cravings. […] Partly Sunny offers the information you need in a concise and flexible way.” – Christine Chan, AppAdvice ——— Subscription Details • Payment will be charged to your Apple ID account at confirmation of purchase. • Your subscription will automatically renew unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. • You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. • Privacy policy: https://partlysunnyapp.com/privacy.html • Terms of Use: https://partlysunnyapp.com/terms.html

Screenshots

Storm Tracker Professional3 screens
Partly Sunny4 screens

Verdict

The call

The clearest difference is review sentiment: Partly Sunny at 67% against Storm Tracker Professional's 0%. Partly Sunny also leads on rating (4.6 vs 1.0) and ads (none vs shown). Storm Tracker Professional's advantage is in-app purchases (none vs 2). On 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

Storm Tracker Professional costs $4.99 and Partly Sunny $2.99 up front. Partly Sunny sells 2 in-app purchases, starting at $0.49 per month. Storm Tracker Professional asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Partly Sunny holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Partly Sunny has 778 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Storm Tracker Professional's written reviews are positive against 67% of Partly Sunny's.

UpkeepUpdate frequency

Storm Tracker Professional ships an update every 27 months, Partly Sunny every 2 months. Both last shipped on November 2, 2026.

Scorecard9 real differences · 2 level
Storm Tracker Professional versus Partly Sunny: the parameters behind the verdict, then further details
ParameterStorm Tracker ProfessionalPartly Sunny
Price$4.99$2.99 — better
Rating1.0 (3 ratings)4.6 (778 ratings) — better
Positive reviews0.0% of reviews66.7% of reviews — better
Number of ratings3778 — better
Update frequencyEvery 27 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationPaid — betterSubscription
Best chart rank—#91 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.614.0 — better
Further details — not scored
Size8 MB26 MB
Age rating4+4+
Developercorey hoggardJoseph Hribar

Customer experience

Storm Tracker Professional

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Partly Sunny

All ratings776 ratings
Positive92.1%
Neutral3.6%
Negative4.3%
Written reviews96 reviews
Positive66.7%
Neutral13.5%
Negative19.8%

Bugs and requests

Storm Tracker Professional

Not enough reviews yet to summarise bugs or requests.

Partly Sunny

Reported bugs

3 issues
  • Weather feed broken, showing error messages
  • Widget not loading data consistently
  • Compatibility issues with newer iOS versions

Requested features

5 requests
  • Add AccuWeather as a data source
  • Implement iOS 14 widgets
  • Add more weather data points to display
  • Improve radar and precipitation forecasting
  • Introduce Apple Watch app and complication

In-app purchases

None

Storm Tracker Professional

No in-app purchases

2 purchases

Partly Sunny

Subscriptions2
  • Partly Sunny Club: Monthly$0.491 Month
  • Partly Sunny Club: Yearly$3.991 Year

Questions

Is Storm Tracker Professional free?
Storm Tracker Professional costs $4.99, with no in-app purchases.
Is Partly Sunny free?
Partly Sunny costs $2.99, and also offers in-app purchases.
Which has better reviews, Storm Tracker Professional or Partly Sunny?
Partly Sunny is rated higher. Storm Tracker Professional averages 1.0 out of 5 from 3 ratings, while Partly Sunny averages 4.6 from 778 ratings.
Do Storm Tracker Professional or Partly Sunny have ads?
Storm Tracker Professional shows ads; Partly Sunny does not.
Which is updated more often, Storm Tracker Professional or Partly Sunny?
Storm Tracker Professional ships an update every 27 months, and Partly Sunny every 2 months. Most recently, Storm Tracker Professional was updated on November 2, 2026 and Partly Sunny on November 2, 2026.

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