Comparison

Mysa vs Airthings

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

Head to head
About

Mysa

Control your home's heating and cooling remotely, set schedules, and monitor energy usage to save money and energy. Integrates with smart home platforms for seamless control.

Highlights
  • Remote access from anywhere
  • Customizable heating/cooling schedules
  • Geofencing for occupancy detection
  • Energy usage monitoring
  • Smart home platform integration
  • Shared access control
  • Vacation mode
Features
Read full description

With Mysa's regularly-updated, feature-packed mobile app, you get seriously smart control and home energy savings — all you need is a WiFi connection. Remote access from anywhere via the Mysa app means you can easily set heating or cooling schedules, use geofencing, see your heating and cooling usage, and much more. Stay energy-efficient and save money (and the planet!) with a few simple taps from your smartphone or tablet. Mysa works with your favourite smart home platforms and home assistants, so you stay conveniently connected and in control. Compatibility: Mysa for Electric Baseboard Heaters works with high voltage baseboard, convector (short cycle), fan-forced convector (long cycle), and radiant ceiling heating systems. Mysa for Electric In-Floor Heating works with most high voltage electric in-floor heating systems and flooring types. Mysa for Air Conditioners replaces remotes with displays for most ductless mini-split heat pump, window, or portable air conditioners. Energy-Saving App Features: Remote Control: Get out there. Use your smartphone or tablet to control your home heating or cooling from wherever you are. Scheduling: Life's busy. Create the flexible heating or cooling schedule that works best for you in less than a minute. Bye-bye, buttons! Geolocation: Boundaries are important. Mysa uses your location to detect if anyone is home, so that you're not paying to heat or cool an empty house. Shared Access: Teamwork works. Share access to your account easily so others can control your Mysas through the Mysa app. Vacation Mode: Take a well-deserved break. Away from home for a while? No worries! Mysa will keep helping you save energy while you're away. Energy Insights (Baseboard, In-Floor, AC): Track and monitor your humidity, setpoint, and temperature to create efficient heating or cooling schedules. Energy Spending (Baseboard & In-Floor): See your spending. Track your real-time energy use in kWh cost to find ways to reduce your electricity bill. Energy Runtime (AC): Get cool insights. Know your AC's runtime history and use it for help with making smart decisions about your cooling or heating schedules.

About

Airthings

Monitor and improve your indoor air quality with smart devices. Get real-time insights, track trends, and receive actionable advice to enhance focus, reduce allergies, and sleep better. Control your air purifier and stay informed about pollen forecasts.

Highlights
  • Quick device setup
  • At-a-glance air quality indicators
  • Detailed trend tracking
  • Air purifier remote control
  • 5-day pollen forecast
  • Air quality notifications
  • Personalized air reports
Features
Read full description

Breathe better with Airthings! Smart air quality monitors & purifiers you can trust. Shift your state of being with Airthings. Our products can help you improve indoor air quality leading to better focus, calming of allergies, and enhancement of sleep while ensuring an overall more healthy home. It features: • Quick and easy device setup • AirGlimpse™: Color-coded indicators give you at-a-glance information about your air quality • Access to the detailed graphs to help you track and find trends over time • Set focuses for your devices - air quality data broken down into high engagement problems that you care about • Control your Renew air purifier from anywhere • 5-day pollen forecast for your location with actionable advice • Notifications inform you of poor air quality and suggest ways to improve it, fast • Tips for addressing common indoor air quality problems and how to make the most of your device • Recommendations on the best Airthings monitor for your needs • Subscribe to Air Reports - We’ll send you a monthly update which summarises all the sensor data for your location. This app supports all Airthings products. If you have questions about using the app or any of our monitors, please refer to the Airthings Help Center or contact support@airthings.com.

Screenshots

Mysa4 screens
Airthings4 screens

Verdict

The call

The clearest difference is rating: Airthings at 4.4 against Mysa's 3.8. Airthings also leads on ratings volume (3K vs 571). Mysa's advantage is iOS requirement (15.1 vs 17.6). On price, review sentiment, update cadence and ads 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.

ReceptionRating · Positive reviews · Number of ratings

Airthings holds the better App Store score, 4.4 against 3.8. That said, the two scores are not equally well evidenced: Airthings has 3K ratings behind it against 571, so its average is the more settled of the two. Written reviews point the same way: 30% of Mysa's written reviews are positive against 33% of Airthings's.

UpkeepUpdate frequency

Mysa ships an update every 4 weeks, Airthings fortnightly. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

Scorecard3 real differences · 7 level
Mysa versus Airthings: the parameters behind the verdict, then further details
ParameterMysaAirthings
PriceFreeFree
Rating3.8 (571 ratings)4.4 (3K ratings) — better
Positive reviews29.7% of reviews33.3% of reviews — better
Number of ratings5713K — better
Update frequencyEvery 4 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.6
Further details — not scored
Size53 MB102 MB
Age rating4+4+
DeveloperEmpowered Homes Inc.Airthings ASA

Customer experience

Mysa

All ratings571 ratings
Positive66.4%
Neutral8.4%
Negative25.2%
Written reviews222 reviews
Positive29.7%
Neutral18.5%
Negative51.8%

Airthings

All ratings3,005 ratings
Positive83.9%
Neutral3.4%
Negative12.7%
Written reviews450 reviews
Positive33.3%
Neutral9.1%
Negative57.6%

User reviews

Mysa

From 571 App Store ratings

What we love

  • 🚀 Great product
  • 🚀 Excellent thermostats
  • 🚀 Allows more metrics than Nest
  • 🚀 Excellent HomeKit integration
  • 👍 Easy to use

Room to improve

  • 🐛 Buggy app
  • 🐛 Crashes frequently
  • 🐛 Unreliable connectivity
  • 🐛 Inconsistent user experience
  • 🔋 Drains battery

Airthings

From 3K App Store ratings

What we love

  • 🚀 Simple to understand and setup
  • 🚀 Intuitive and easy to use app
  • 🚀 Efficient and fast
  • 🚀 Provides great information on air quality
  • 🚀 Accurate and reliable sensor readings

Room to improve

  • 🐛 App has connectivity issues, often fails to sync
  • 🐛 App is buggy and has many errors
  • 🐛 Inaccurate or inconsistent sensor readings
  • 🐛 Difficult to set up and connect devices
  • 🐛 Lack of customization options for thresholds and notifications

Bugs and requests

Mysa

Reported bugs

5 issues
  • App crashes when changing schedules
  • Thermostat settings not syncing properly
  • Geofencing not working as expected
  • Incompatibility with newer iOS versions
  • Inability to add new devices

Requested features

6 requests
  • Dark mode option
  • Brightness control scheduling
  • Improved HomeKit integration
  • Ability to disable display
  • Geofencing improvements
Show 1 more
  • More scheduling flexibility

Airthings

Reported bugs

6 issues
  • App crashes frequently
  • Unable to add new devices or accounts
  • Incorrect color coding and data display
  • Delayed or missing sensor data updates
  • Bluetooth connectivity issues
Show 1 more
  • Unexplained battery drain on devices

Requested features

6 requests
  • Add HomeKit integration
  • Allow custom thresholds and notifications
  • Improve data visualization and historical trending
  • Add more detailed information on air quality issues and remedies
  • Provide an iPad-optimized version of the app
Show 1 more
  • Improve syncing and connectivity reliability

In-app purchases

None

Mysa

No in-app purchases

None

Airthings

No in-app purchases

Questions

Is Mysa free?
Mysa is free to download, with no in-app purchases.
Is Airthings free?
Airthings is free to download, with no in-app purchases.
Which has better reviews, Mysa or Airthings?
Airthings is rated higher. Mysa averages 3.8 out of 5 from 571 ratings, while Airthings averages 4.4 from 3K ratings.
Do Mysa or Airthings have ads?
Neither Mysa nor Airthings shows ads.
Which is updated more often, Mysa or Airthings?
Mysa ships an update every 4 weeks, and Airthings fortnightly. Most recently, Mysa was updated on September 21, 2026 and Airthings on September 22, 2026.

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