Comparison

Flash Weather vs Lightning Tracker‎

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

Head to head
About

Flash Weather

This app uses advanced algorithms and deep learning to predict lightning strikes before they happen. It provides real-time and future radar, smart push notifications, and heat stress forecasting for outdoor safety. Get hourly and 7-day forecasts for temperature, precipitation, and more.

Highlights
  • Predictive lightning alerts
  • Live Activities on Lock Screen
  • Future radar up to 18 hours
  • Smart push notifications
  • Heat and WBGT forecasting
  • 7-day hourly and daily forecasts
Features
Read full description

FLASH predicts lightning before the first strike. With a patented algorithm infused with Deep Learning, you'll always know when to head inside, and when it's safe to head back out. Whether you are outdoors for work, training, sports, or recreation, FLASH is your edge against the elements. LIGHTNING PREDICTION LIKE NEVER BEFORE Our patented algorithm, infused with deep learning, forecasts where lightning will be before it hits. - Live Activities let you track the storm from your Lock Screen - FirstStrike tells you when the strike will be in your backyard - All Clear gives a simple yes/no answer to "Can we go back outside?" - 5 Hour Lightning Forecast gives extra time to decide on afternoon & evening plans CURRENT AND FUTURE RADAR High resolution current and future radar with lightning, watches and warnings, plus Flash Weather's FirstStrike, All Clear, and Lightning Probability forecast maps. - Up to the minute current radar and current lightning - 18-hour future radar in 15-minute increments, updating hourly - FirstStrike, All Clear, and Lightning Probability maps updating every 2 minutes SMART PUSH NOTIFICATIONS Get alerted when lightning is detected or forecast near you. - Forecast-based warnings before a strike - Customizable lightning proximity alerts for every saved location NFHS-STANDARD, EXCLUSIVE HEAT AND WBGT FORECASTING Plan your day with real-time WBGT readings, critical for outdoor safety. FLASH also forecasts heat stress 7 days out so you can avoid dangerous conditions before they start. - Live WBGT values for your exact location - Heat risk color coding for easy interpretation - 7-day forward-looking heat stress outlook HOURLY AND 7-DAY FORECASTS High and low temperatures, precipitation chance and amount, wind, dew point, cloud cover, and UV index. - Hourly and daily forecasts out 7 days - Graphical temperature, precipitation, and wind outlooks Developed by Flash Weather. Learn more at flashweather.ai Questions or suggestions: support@flashweather.ai Some features require a Flash Premium subscription. After a 7-day free trial, Premium is $3.99/mo or $39.99/yr. Privacy Policy: https://flashweather.ai/privacy/ Terms of Service: https://flashweather.ai/legal/ Auto-renewable subscriptions are governed by Apple's standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Lightning Tracker‎

Monitor real-time lightning strikes on a live map, with detailed information on time and distance. Receive background notifications for nearby activity and customize your monitoring radius. View current weather conditions alongside lightning data.

Highlights
  • Real-time lightning strike map
  • Strike details (time, distance)
  • Background monitoring & notifications
  • Customizable monitoring radius (1-50 miles)
  • View current weather conditions
Features
Read full description

Track and monitor lightning strikes in realtime nearby to your location, with Lightning Tracker Live. Lightning strikes are presented on a map view, where you can tap on each marked lightning strike for more details, including: • Time of strike • Distance from your current location Lightning strikes will appear on the map view in realtime & will expire after 15 minutes, keeping you up to date with only the latest lightning activity all the time. The app will also work when in the background, periodically checking for any lightning strikes & notifying you if any do occur. As a default setting, the app will check/monitor at a radius of 25 miles within your location for lightning activity. This can be customized in the app settings from anywhere between 1 & 50 miles. Your chosen radius value will be saved for future use. Other features include an option to view your current weather conditions. We hope that you find this app useful. Please reach out to us via email support if you have any feedback or questions. Subscription: Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. If your subscription is subject to any promotional discount, the discount will expire upon the end of the current period and you'll be charged the standard rate upon renewal. Go to your iTunes Account under subscriptions to manage your membership and to turn auto-renew off. Your iTunes Account will be charged when the purchase is confirmed. Privacy Policy: https://goingmerry.xyz/privacy-policy/ Terms of Use: https://goingmerry.xyz/terms-conditions/

Screenshots

Flash Weather4 screens
Lightning Tracker‎4 screens

Verdict

The call

Flash Weather and Lightning Tracker‎ both sit at 4.4 stars, but that hides the real split: 65% of Flash Weather's written reviews are positive against 8% of Lightning Tracker‎'s. Flash Weather also leads on ads (none vs shown) and update cadence (fortnightly vs every 4 months). On price, rating, ratings volume and in-app purchases 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. Flash Weather sells 2 in-app purchases, starting at $3.99 per month and Lightning Tracker‎ sells 6 in-app purchases, starting at $0.99 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 — 4.4 for Flash Weather against 4.4 for Lightning Tracker‎. Both are backed by a comparable volume of ratings — 105 and 178 respectively. Written reviews are what separate them: 65% of Flash Weather's written reviews are positive against 8% of Lightning Tracker‎'s.

UpkeepUpdate frequency

Flash Weather ships an update fortnightly, Lightning Tracker‎ every 4 months. The most recent releases landed on November 12, 2026 and November 11, 2026 respectively.

Scorecard5 real differences · 6 level
Flash Weather versus Lightning Tracker‎: the parameters behind the verdict, then further details
ParameterFlash WeatherLightning Tracker‎
PriceFreeFree
Rating4.4 (105 ratings)4.4 (178 ratings)
Positive reviews64.6% of reviews — better8.3% of reviews
Number of ratings105178 — better
Update frequencyFortnightly — betterEvery 4 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
Best chart rank#115 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size77 MB67 MB
Age rating4+4+
DeveloperFlash Scientific TechnologyGoing Merry LLC

Customer experience

Flash Weather

All ratings105 ratings
Positive83.8%
Neutral3.8%
Negative12.4%
Written reviews48 reviews
Positive64.6%
Neutral6.3%
Negative29.2%

Lightning Tracker‎

All ratings178 ratings
Positive85.4%
Neutral3.4%
Negative11.2%
Written reviews12 reviews
Positive8.3%
Neutral0.0%
Negative91.7%

Bugs and requests

Flash Weather

Reported bugs

11 issues
  • App doesn't always load quickly or at all
  • Lightning feature won't load during storms
  • Metrics (humidity, UV) never appear
  • Radar not working
  • Radar and lightning maps not working
Show 6 more
  • Location shows incorrect state
  • App crashes every time it's opened
  • App won't open all the way then closes
  • Lightning distance less precise after upgrade
  • No alerts during severe thunderstorms
  • Account creation fails

Requested features

9 requests
  • Add notifications for advisories/warnings
  • Include a lightning counter with trend rate
  • Show UV rating, rain possibility, air quality in radar section
  • Make more features available without premium
  • Fix app crashing issues
Show 4 more
  • Improve location accuracy
  • Ensure radar and lightning maps are consistently working
  • Provide a way to sign up for premium on all devices
  • Offer ads instead of premium for basic features

Lightning Tracker‎

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Flash Weather

Subscriptions2
  • Flash Premium Monthly7 Days trial$3.991 Month
  • Flash Premium Yearly7 Days trial$39.991 Year
6 purchases

Lightning Tracker‎

Subscriptions6
  • Premium Monthly$0.991 Month
  • Premium Weekly$1.997 Days
  • Premium Weekly$2.997 Days
Show 3 more
  • Premium Yearly$6.991 Year
  • Premium Yearly$9.991 Year
  • Premium Yearly$19.991 Year

Questions

Is Flash Weather free?
Flash Weather is free to download, with in-app purchases available.
Is Lightning Tracker‎ free?
Lightning Tracker‎ is free to download, with in-app purchases available.
Which has better reviews, Flash Weather or Lightning Tracker‎?
Flash Weather and Lightning Tracker‎ are both rated 4.4 out of 5 on the App Store, from 105 and 178 ratings respectively.
Do Flash Weather or Lightning Tracker‎ have ads?
Lightning Tracker‎ shows ads; Flash Weather does not.
Which is updated more often, Flash Weather or Lightning Tracker‎?
Flash Weather ships an update fortnightly, and Lightning Tracker‎ every 4 months. Most recently, Flash Weather was updated on November 12, 2026 and Lightning Tracker‎ on November 11, 2026.

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