Comparison

Airly vs Hydrozagadka

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

Head to head
About

Airly

Monitor real-time air quality in your location with a vast sensor network. Get reliable pollution data, forecasts, and notifications about exceeded standards. Plan your activities based on the air you breathe.

Highlights
  • Real-time air quality monitoring
  • Largest sensor network in Poland
  • WHO standard compliance
  • Next-day air quality forecast
  • Push notifications for pollution alerts
  • Home and work place sensor favorites
  • Widgets for quick access
Features
Read full description

Airly - Breathe consciously! Airly gives you the ability to check the real-time air quality in your current location. Thanks to the largest network of sensors in Poland, the app presents reliable data on air pollution in a transparent and intuitive way, including data and calculations of exceeded standards in accordance with the latest guidelines of the World Health Organization (WHO). Check what air you are breathing and plan activities for the next day thanks to the unique and only forecast in Poland that predicts the air quality for the next day with 96% efficiency. The Airly app allows you to: - air quality monitoring with 40 000 sensors and official stations located around the world, - real-time controlling of measurements: PM1, PM2.5, PM10, gases, temperature, pressure, air humidity and wind strength and direction, - adding sensors in locations important to the user to Favorites, in order to find important places like home or work place faster, - receiving "push" notifications about exceeded air pollution standards in accordance with the user's preferences, - quick access to information thanks to widgets to be installed on the phone. According to the WHO, 99% of the world's population breathes polluted air and 2.4 billion people are exposed to dangerous levels of household air pollution. Air pollution causes 7 million people to die prematurely every year due to exposure to pollution. Air quality is a topic that is worth being interested in and monitoring the level of pollution in the place of residence. Download the Airly app and check what you breathe! Follow us on social media: https://www.facebook.com/airlyorg/ https://www.linkedin.com/company/airlyorg/ Contact Us: https://airly.org/pl/contact/

About

Hydrozagadka

Features
Read full description

Darmowa aplikacja prezentująca aktualne oraz historyczne dane o stanie wód.

Screenshots

Airly4 screens
Hydrozagadka3 screens

Verdict

The call

The clearest difference is update cadence: Airly at every 5 weeks against Hydrozagadka's every 4 months. 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

Airly ships an update every 5 weeks, Hydrozagadka every 4 months. The most recent releases landed on October 16, 2026 and September 29, 2026 respectively.

Scorecard1 real difference · 9 level
Airly versus Hydrozagadka: the parameters behind the verdict, then further details
ParameterAirlyHydrozagadka
PriceFreeFree
Rating4.7 (415 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings415 — better—
Update frequencyEvery 5 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size36 MB3 MB
Age rating4+4+
DeveloperAirlyLC Systems Sp. z o.o.

Bugs and requests

Airly

Reported bugs

9 issues
  • Complications on Apple Watch not showing AQI
  • Widget provides no indication or incorrect data
  • App requires location sharing always, even when zip code can be used for widgets
  • Cannot find location
  • Broken widget
Show 4 more
  • No sensors for Moldova
  • Widget shows no data if no sensors within 3km
  • Notifications not received after last update
  • In-app notification settings are ignored

Requested features

10 requests
  • Add Apple Watch complications for AQI
  • Allow widget to show nearest sensor data
  • Add Spanish language support
  • Indicate data update time
  • Allow viewing historical data beyond 2 days
Show 5 more
  • Show hourly temperature
  • Improve graphs with more information
  • Add more active sensors
  • Fix notification settings to respect user preferences
  • Improve map quality and landscape support

Hydrozagadka

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Airly

No in-app purchases

None

Hydrozagadka

No in-app purchases

Questions

Is Airly free?
Airly is free to download, with no in-app purchases.
Is Hydrozagadka free?
Hydrozagadka is free to download, with no in-app purchases.
Do Airly or Hydrozagadka have ads?
Neither Airly nor Hydrozagadka shows ads.
Which is updated more often, Airly or Hydrozagadka?
Airly ships an update every 5 weeks, and Hydrozagadka every 4 months. Most recently, Airly was updated on October 16, 2026 and Hydrozagadka on September 29, 2026.

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