Comparison

TornadoSpy vs Storm Shield

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

Head to head
About

TornadoSpy

Instantly report and view tornado sightings worldwide with real-time radar snapshots. This app provides valuable lead time for users to escape storms, featuring user-submitted and official reports filtered for accuracy.

Highlights
  • Track tornado movement worldwide
  • Report nearby tornadoes
  • Radar snapshot of sightings
  • Official National Weather Service reports
  • Share and view tornado photos
  • Filter sightings by spotter ratings
Features
Currently charting
Read full description

TornadoSpy with AccuSpy™ technology gives you the power to report and view official and user spotted tornadoes instantly which includes a radar snapshot of the sighting. On 5/10/10, a TornadoSpy user spotted the Oklahoma City tornado 20 MINUTES before the NOAA report, which gave other TornadoSpy users valuable lead time to escape the storm. This is a frequent occurrence since user reports are submitted and viewable immediately. - Featured on the front page of USAToday on 5/31/11. - Over 150,000 confirmed alerts sent out - Over 40,000 TornadoSpy spotters in addition to professional spotters from the national weather service. Sightings are filtered through state-of-the art AccuSpy™ technology to prevent false alerts and only send you the most accurate sightings. Features: - Track tornado movement worldwide on the built-in map - Report nearby tornadoes with a simple touch - Includes radar snapshot of sightings - Includes official reports from National Weather Service storm spotters - Share and view tornado photos in seconds - Filter sightings by spotter ratings - View previous tornadoes - Write storm report notes - Users can rate sightings submitted by other users - Landscape or portrait orientations - AccuSpy™ state-of-the art storm spotting Download now, and become a part of the fastest and largest worldwide storm spotting network. Demo video can be seen at justintimeapps.com/ts.html Check out these other apps from justintimeapps: HailSpy TornadoSpy+ TornadoSpy+HD (For the iPad) CoordCalc For every tornado outbreak this year in the US, there have been corresponding reports in TornadoSpy. You can verify this by using the history feature in the app. There is also NOT a subscription fee, and the app currently has a large enough user base such that it has provided alerts up to 30 minutes before the standard NOAA sightings are issued. Also, the Missouri tornado mentioned in the comments was published (picture and all) well before the NOAA sighting. Add alerts@justintimeapps.com to your address book to assure that you receive alerts.

About

Storm Shield

Receive precise, location-based severe weather alerts for tornadoes, hurricanes, floods, and more. Get voice and push notifications, view radar maps, and access forecasts. Optional premium features offer advanced radar imagery and lightning alerts.

Highlights
  • Location-based severe weather alerts
  • Voice and push notifications
  • Hi-Def radar map
  • Today screen widget
  • Apple Watch alerts
  • Current conditions and forecasts
  • Save additional locations
Currently charting
Read full description

Named by Time.com's @Techland as one of the best weather apps for your iPhone and Apple Watch. Severe weather alerts for your exact location. Storm Shield gives you storm-based alerts for tornado, hurricane, flood, thunderstorm, winter storms and other life-threatening weather events via voice and push notification. Storm-based alerts help reduce false alarms by alerting you to severe weather based on your exact location within a county. County-based alerts can result in false alarms, warning you when your location in the county is not within the threatened area. What people are saying: • Storm Shield "alerted our family of the Broken Arrow, OK tornado, faster than the TV and tornado sirens." - Robyn • "I was in Oklahoma City during the tornado... we were right in its path. Your app literally was a life saver." - dcalk12 Benefits: • Get voice alerts just like a NOAA weather radio via push notification anywhere in the United States. • With Apple Watch, get a tap on your wrist when alerts are issued for your locations. • Add Storm Shield's widget to your Today screen to get quick access to active alerts for the first location in your app. • Touch Storm Shield's app icon on your 3D-Touch enabled iPhone for widget access. • Hi-Def radar map is your home screen so you can quickly see what's going on at your locations. • Fully supports Dark Mode in iOS 13. • Long-tap on the map to get current conditions, hourly and daily forecasts. • Save additional locations to ensure family members stay safe. View NOAA severe weather alerts on the map to see where dangerous weather is happening: • Tap alerts to view info • Flood watches & warnings • Tornadoes & Thunderstorms • Hurricane & Tropical Storm forecast tracks • Winter storms • Marine & Coastal alerts • Radar & Clouds • Wind Speed • Snow Fall • Water Temperatures • Road Weather • Premium Weather (purchase required) • Lightning Alerts and notifications (purchase required) Enhance your app with auto-renewing monthly subscriptions: • Buy 'Premium Weather' to unlock these features and see predicted imagery for these map layers: 1) Future Radar 2) Future Clouds 3) Future Clouds & Radar together 4) Future Surface Temperature Land 5) Future Surface Temperature Water 6) Future Surface Temperature Land & Water together 7) Future Wind Speeds Map 8) Storm Tracks: See how fast storms are moving & where they're headed. • Buy 'Lightning' to unlock these 2 features: 1) Lightning strike push notifications up to 10 miles away. 2) See lightning on the map within 100 miles of a selected location. Note: • Payment will be charged to your iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • No cancellation of the current subscription is allowed during active subscription period. • Privacy Policy: https://www.stormshieldapp.com/privacy_stormshield_wxs.html • Terms of Use: https://www.stormshieldapp.com/terms_stormshield_wxs.html • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Storm Shield is made possible by The E.W. Scripps Company & KNXV Phoenix, WCPO Cincinnati, WEWS Cleveland, WXYZ Detroit, WMAR Baltimore, WFTS Tampa, WPTV West Palm, KSHB Kansas City, KJRH Tulsa, RTV6 Indianapolis, KMGH Denver, KGTV San Diego, KERO Bakersfield, WKBW Buffalo, WTVF Nashville, KMTV Omaha, WSYM Lansing, WFTX Ft. Myers, WTMJ Milwaukee, WGBA Green Bay, KIVI Boise, KTNV Las Vegas, KGUN Tucson, WTXL Tallahassee, KXXV Waco, KRIS Corpus Christi. Note: Continued use of GPS running in the background can dramatically decrease battery life.

Screenshots

TornadoSpy3 screens
Storm Shield4 screens

Verdict

The call

The clearest difference is price: Storm Shield at Free against TornadoSpy's $1.99. Storm Shield also leads on rating (4.8 vs 3.6) and update cadence (weekly vs every 2 months). TornadoSpy's advantage is ads (none vs shown) and review sentiment (69% vs 38%). On in-app purchases, monetization model 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 Shield is free to download; TornadoSpy costs $1.99 up front. TornadoSpy sells 2 one-off in-app purchases and Storm Shield sells 7 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Storm Shield holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: Storm Shield has 111K ratings behind it against 11, so its average is the more settled of the two. Written reviews complicate that: 69% of TornadoSpy's written reviews are positive against 38% of Storm Shield's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

TornadoSpy ships an update every 2 months, Storm Shield weekly. The most recent releases landed on September 26, 2026 and September 28, 2026 respectively.

Scorecard8 real differences · 3 level
TornadoSpy versus Storm Shield: the parameters behind the verdict, then further details
ParameterTornadoSpyStorm Shield
Price$1.99Free — better
Rating3.6 (11 ratings)4.8 (111K ratings) — better
Positive reviews68.6% of reviews — better37.6% of reviews
Number of ratings11111K — better
Update frequencyEvery 2 monthsWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#96#18 — better
DevicesiPhone, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.615.0 — better
Further details — not scored
Size301 MB91 MB
Age rating4+4+
DeveloperJustin TimeMosaic S.r.l.

Customer experience

TornadoSpy

All ratings11 ratings
Positive54.5%
Neutral18.2%
Negative27.3%
Written reviews35 reviews
Positive68.6%
Neutral8.6%
Negative22.9%

Storm Shield

All ratings110,836 ratings
Positive95.1%
Neutral2.6%
Negative2.3%
Written reviews274 reviews
Positive37.6%
Neutral9.9%
Negative52.6%

Bugs and requests

TornadoSpy

Not enough reviews yet to summarise bugs or requests.

Storm Shield

Reported bugs

3 issues
  • Inconsistent alert delivery
  • Radar map not always showing correct location
  • Subscription features not working as expected

Requested features

5 requests
  • Ability to read alert details in notifications
  • Option to silence alerts during certain times
  • More customization for alert types and locations
  • Horizontal radar view with manual scrolling
  • Integration with smart home devices for alerts

In-app purchases

2 purchases

TornadoSpy

One-time2
  • Fast Animated Radar (US)$0.99
  • Extreme Weather Radio$0.99
7 purchases

Storm Shield

Subscriptions7
  • Weekly Subscription$1.997 Days
  • Weekly with Free Trial7 Days trial$1.997 Days
  • Premium Weather$10.991 Month
Show 4 more
  • Lightning Strikes$10.991 Month
  • 30-Day Limited Offer Upgrade1 Month trial$11.491 Month
  • Yearly with Free Trial7 Days trial$29.991 Year
  • Yearly Subscription$29.991 Year

Questions

Is TornadoSpy free?
TornadoSpy costs $1.99, and also offers in-app purchases.
Is Storm Shield free?
Storm Shield is free to download, with in-app purchases available.
Which has better reviews, TornadoSpy or Storm Shield?
Storm Shield is rated higher. TornadoSpy averages 3.6 out of 5 from 11 ratings, while Storm Shield averages 4.8 from 111K ratings.
Do TornadoSpy or Storm Shield have ads?
Storm Shield shows ads; TornadoSpy does not.
Which is updated more often, TornadoSpy or Storm Shield?
TornadoSpy ships an update every 2 months, and Storm Shield weekly. Most recently, TornadoSpy was updated on September 26, 2026 and Storm Shield on September 28, 2026.
Which is more popular, TornadoSpy or Storm Shield?
TornadoSpy currently peaks at #96 in the App Store charts, and Storm Shield at #18. Chart position reflects recent download velocity rather than total install base.

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