Comparison

TrueFax vs Flash Weather

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

Head to head
About

TrueFax

This app provides detailed reports on potential storm damage to homes, similar to how vehicle history reports work. It accesses a nationwide database to identify the frequency and severity of weather events that could have impacted a property.

Highlights
  • Storm damage reports for homes
  • Nationwide storm database
  • Hail, high winds, and lightning data
  • Damage frequency and severity
  • Property damage history
Features
Read full description

A TrueFax report shows possible damage to a house just like a CARFAX report shows possible damage to a vehicle. Using our nationwide database regarding hail, high winds and lightning; TrueFax lists the frequency and severity of storms that may have caused property damage.

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
Currently charting
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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/

Screenshots

TrueFax4 screens
Flash Weather4 screens

Verdict

The call

The clearest difference is rating: TrueFax at 5.0 against Flash Weather's 4.4. TrueFax also leads on in-app purchases (none vs 2). Flash Weather's advantage is update cadence (fortnightly vs every 57 months) and ratings volume (105 vs 2). On price, ads, 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. Flash Weather sells 2 in-app purchases, starting at $3.99 per month. TrueFax asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

TrueFax holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Flash Weather has 105 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

TrueFax ships an update every 57 months, Flash Weather fortnightly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 5 level
TrueFax versus Flash Weather: the parameters behind the verdict, then further details
ParameterTrueFaxFlash Weather
PriceFreeFree
Rating5.0 (2 ratings) — better4.4 (105 ratings)
Positive reviews—64.6% of reviews
Number of ratings2105 — better
Update frequencyEvery 57 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
Best chart rank—#173 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size36 MB73 MB
Age rating4++4
DeveloperHome Data Experts, LLCFlash Scientific Technology

Customer experience

TrueFax

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Flash Weather

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

In-app purchases

None

TrueFax

No in-app purchases

2 purchases

Flash Weather

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

Questions

Is TrueFax free?
TrueFax is free to download, with no in-app purchases.
Is Flash Weather free?
Flash Weather is free to download, with in-app purchases available.
Which has better reviews, TrueFax or Flash Weather?
TrueFax is rated higher. TrueFax averages 5.0 out of 5 from 2 ratings, while Flash Weather averages 4.4 from 105 ratings.
Do TrueFax or Flash Weather have ads?
Neither TrueFax nor Flash Weather shows ads.
Which is updated more often, TrueFax or Flash Weather?
TrueFax ships an update every 57 months, and Flash Weather fortnightly. Most recently, TrueFax was updated on October 25, 2026 and Flash Weather on October 30, 2026.

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