Comparison

Tempest Weather vs KestrelMet Utility

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

Head to head
About

Tempest Weather

This app connects to a proprietary weather sensor to provide real-time local weather data, lightning and rain alerts, and highly accurate forecasts. It integrates with smart home devices for optimized energy and water usage, and offers customizable data sharing.

Highlights
  • Real-time weather conditions
  • Lightning and rain alerts
  • Accurate 10-day forecast
  • Smart home integration
  • Historical weather data
  • Customizable data sharing
Features
Currently charting
Read full description

This app requires the Tempest sensor device, which is available to buy separately. Need to set up and configure your Tempest Weather System? The Tempest app will walk you through a few simple steps, including connecting your home’s WiFi network. Once you’re up and running the app will quickly become your go-to for real-time weather conditions, lightning and rain alerts, and the most accurate forecast for your location - guaranteed. Data available in the Tempest app includes: Temp, humidity, dew point, feels like, heat index Barometric pressure, sea-level pressure, trends Lightning detection and alerts up to 40 km Wind, UV, solar irradiance Rain rate, accumulation, rain onset alerts 10-day forecast Historical weather data graphs Smart Home Ready: Use this app to save time, energy, and water by integrating with popular smart home and irrigation services. Use your weather data to optimize heating and cooling, adjust your irrigation schedule, and alert your family when lightning storms approach. Tempest is compatible with Google Assistant, Rachio, IFTTT, Siri, Alexa, Homey, and many more. Weather Geek Worthy: The Tempest device features an all-in-one sensor and long-range wireless connectivity (1000ft), sonic anemometer, and haptic rain sensor, but it is far more than just a cutting-edge piece of hardware. Each Tempest leverages WeatherFlow-Tempest’s patented Nearcast Technology™, which feeds real-time observed weather data from your backyard into a machine learning system to dramatically improve forecast accuracy where it matters most. Completely Customizable: Tempest’s open API and shareable data enable third-party use, with built-in publication to desktop software and online services.

About

KestrelMet Utility

Features
Read full description

KestrelMet Weather Station Utility App is used to easily connect, configure, and review station information for SIM card settings and diagnostic data. This app is essential for the configuration of KetsrelMet station SIM cards to be deployed outside of North America. The app also displays the status of the station battery voltage, solar panel voltage, last cloud sync date, last app sync date, and signal strength.

Screenshots

Tempest Weather4 screens
KestrelMet Utility2 screens

Verdict

The call

The clearest difference is update cadence: Tempest Weather at every 3 weeks against KestrelMet Utility's every 8 months. Tempest Weather also leads on chart position (#153 vs unranked). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Tempest Weather ships an update every 3 weeks, KestrelMet Utility every 8 months. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 9 level
Tempest Weather versus KestrelMet Utility: the parameters behind the verdict, then further details
ParameterTempest WeatherKestrelMet Utility
PriceFreeFree
Rating4.0 (493 ratings) — better
Positive reviews61.9% of reviews
Number of ratings493 — better
Update frequencyEvery 3 weeks — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree
Best chart rank#153 — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size44 MB70 MB
Age rating4+4+
DeveloperWeatherFlowNielsen-Kellerman Co.

Bugs and requests

Tempest Weather

Reported bugs

4 issues
  • App freezes on launch
  • Widgets stop working after updates
  • Complications not updating on Apple Watch
  • Location detection issues

Requested features

7 requests
  • Add dark mode
  • Improve graph visualization
  • Integrate with smart home platforms
  • Add more weather data points
  • Improve notification settings
Show 2 more
  • Add Apple TV app
  • Provide more localization options

KestrelMet Utility

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Tempest Weather

No in-app purchases

None

KestrelMet Utility

No in-app purchases

Questions

Is Tempest Weather free?
Tempest Weather is free to download, with no in-app purchases.
Is KestrelMet Utility free?
KestrelMet Utility is free to download, with no in-app purchases.
Do Tempest Weather or KestrelMet Utility have ads?
Neither Tempest Weather nor KestrelMet Utility shows ads.
Which is updated more often, Tempest Weather or KestrelMet Utility?
Tempest Weather ships an update every 3 weeks, and KestrelMet Utility every 8 months. Most recently, Tempest Weather was updated on September 22, 2026 and KestrelMet Utility on September 23, 2026.

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