Comparison

Hazard Notifier vs Cool or hot today?

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

Head to head
About

Hazard Notifier

Receive timely alerts for a wide range of potential hazards, including severe weather, natural disasters, and even space events. Customize notification ranges and types, and contribute to community safety by reporting emerging incidents.

Highlights
  • Customizable notification range and hazard types
  • Real-time hazard tracking on a map
  • User reporting of emerging events
  • Push notifications for critical alerts
  • Wide range of hazard categories including weather and natural disasters
  • Reporting statistics for users
Features
Read full description

Hazard Notifier is a unique, highly customizable application, specifically developed to deliver information concerning potentially unsafe events in a simple yet straightforward way. With push notifications and distinctive sounds, Hazard Notifier sends the information you want to know directly to your phone, clearly and informatively. All you have to do is open the application and you can immediately watch and track developing hazards on a map in relation to your location. With weather radar and hazard icons, you will be able to see exactly what is going on and where. When using the application, you are completely free to adjust the range of the area in which you wish to receive notifications, as well as choose what kind of hazards you would like to be notified of. In addition, Hazard Notifier’s exclusive reporting service allows users to report events that have just begun to occur around them, which can help notify others about possibly unsafe events before they have even been formally declared. This application is not just limited to reporting weather. Hazard Notifier reports events involving: • Tornadoes • Severe Thunderstorms • High Winds • Hail • Lightning • Flooding • Heavy Rain • Snow • Freezing Rain • Ice • Dense Fog • Dust Storms • Fire • Hurricanes • Tropical Storms • Earthquakes • Tsunamis • Volcanoes • Debris Flow • Asteroids With Hazard Notifier, you will not have to spend as much time sifting through slews of disorganized information on the latest environmental events from news programs and web pages. Hazard Notifier will clearly display events in relation to where you are. If you find yourself wishing to stay informed of turbulent conditions, yet are unable to actively access the latest weather or news reports, Hazard Notifier will send you push notifications of potentially unsafe events in your area.

About

Cool or hot today?

Visualize temperature and pressure trends to understand how the weather feels. Get alerts for significant shifts and compare daily, tomorrow's, and custom city data. Manage your comfort and daily plans with easy-to-read graphs and summaries.

Highlights
  • Feels-like temperature comparison
  • Air pressure trend visualization
  • Temperature swing alerts
  • Multi-city support
  • Customizable units (C/F)
  • Dark/light mode
  • Widget support
Features
Read full description

Instantly understand temperature and pressure trends! COOLorHOT is a simple, easy-to-use weather app that visualizes changes in how the weather feels. Compare “feels-like” temperatures and air pressure trends at a glance — and get alerts when big shifts happen. Perfect for managing your comfort, health, and daily plans. 【Feels Like Temperature】 • Compare today’s feels-like temperature to yesterday’s • Preview tomorrow’s feels-like temperature compared to today • Use Custom mode to compare different cities or dates • Get alerts when there’s a large temperature swing • Tap the graph to toggle between absolute values (line chart) and differences (bar chart) • Summary table shows 3-day trends: max, min, and daily range 【Air Pressure】 • View 3-day air pressure changes (yesterday, today, tomorrow) • Alerts notify you of sudden pressure drops or rises 【Cities】 • Search by name or tap the location icon to add cities • Tap a city name to view it on the map • Switch between cities using the tab numbers or tab bar 【Settings】 • Switch between Celsius (°C) and Fahrenheit (°F) • Choose between dark mode and light mode 【Widget Support】 • Includes Feels Like and Air Pressure widgets • Tap a widget to open the app and see details • The default city is the first one registered in your list • Long-press the widget and tap “Edit” to change the city 【Shortcuts Support】 • Use the Shortcuts app to check alerts for feels-like temperature and pressure trends • Set it up for any city and date you choose Data source: Powered by Visual Crossing: https://www.visualcrossing.com

Screenshots

Hazard Notifier4 screens
Cool or hot today?4 screens

Verdict

The call

The clearest difference is in-app purchases: Cool or hot today? at none against Hazard Notifier's 1. Cool or hot today? also leads on update cadence (every 6 days vs every 2 months). Hazard Notifier's advantage is review sentiment (50% vs 33%). 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. Hazard Notifier sells 1 one-off in-app purchase. Cool or hot today? asks for nothing beyond the download.

UpkeepUpdate frequency

Hazard Notifier ships an update every 2 months, Cool or hot today? every 6 days. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

Scorecard4 real differences · 6 level
Hazard Notifier versus Cool or hot today?: the parameters behind the verdict, then further details
ParameterHazard NotifierCool or hot today?
PriceFreeFree
Rating3.8 (8 ratings) — better—
Positive reviews50.0% of reviews — better33.3% of reviews
Number of ratings8 — better—
Update frequencyEvery 2 monthsEvery 6 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better18.0
Further details — not scored
Size48 MB9 MB
Age rating4+4+
DeveloperITDT LLCOMTea App

Customer experience

Hazard Notifier

All ratings8 ratings
Positive62.5%
Neutral12.5%
Negative25.0%
Written reviews8 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

Cool or hot today?

Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

1 purchases

Hazard Notifier

One-time1
  • Ad-Free Version$0.99
None

Cool or hot today?

No in-app purchases

Questions

Is Hazard Notifier free?
Hazard Notifier is free to download, with in-app purchases available.
Is Cool or hot today? free?
Cool or hot today? is free to download, with no in-app purchases.
Do Hazard Notifier or Cool or hot today? have ads?
Neither Hazard Notifier nor Cool or hot today? shows ads.
Which is updated more often, Hazard Notifier or Cool or hot today??
Hazard Notifier ships an update every 2 months, and Cool or hot today? every 6 days. Most recently, Hazard Notifier was updated on November 1, 2026 and Cool or hot today? on November 10, 2026.

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