Comparison

Airthings vs TM2 Interface

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

Head to head
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.

About

TM2 Interface

Features
Read full description

Stay Ahead of Potential Issues with Our Internet-Connected Sump Pump System Our app seamlessly integrates with your Internet-connected sump pump system, providing you with real-time updates on your pump's status, environmental temperature, and humidity levels. Keep track of your pump’s performance and environmental conditions to ensure your home stays safe and dry. Key Features: • Real-Time Monitoring: View your pump's current status, operational stats, and environmental data at any time. • Historical Data: Access detailed historical data on pump activity, temperature, and humidity to spot trends and predict potential issues. • Easy Setup: Use unique QR codes to quickly add and configure your devices to your account and Wi-Fi network. • Admin Mode: Technicians can access advanced diagnostic features via Bluetooth for direct device interrogation. • User-Friendly Interface: Our intuitive app design makes monitoring and managing your sump pump system straightforward and hassle-free. Whether you’re a homeowner wanting peace of mind or a technician performing maintenance, our app provides all the tools you need to keep your sump pump system running smoothly. Download now and stay connected to your sump pump system, no matter where you are!

Screenshots

Airthings4 screens
TM2 Interface4 screens

Verdict

The call

Airthings and TM2 Interface are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Airthings ships an update fortnightly, TM2 Interface every 3 weeks. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

ScorecardNo meaningful differences
Airthings versus TM2 Interface: the parameters behind the verdict, then further details
ParameterAirthingsTM2 Interface
PriceFreeFree
Rating4.4 (3K ratings) — better—
Positive reviews32.9% of reviews—
Number of ratings3K — better—
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.616.6 — better
Further details — not scored
Size103 MB10 MB
Age rating4+4+
DeveloperAirthings ASAChargetek Inc.

Bugs and requests

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

TM2 Interface

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Airthings

No in-app purchases

None

TM2 Interface

No in-app purchases

Questions

Is Airthings free?
Airthings is free to download, with no in-app purchases.
Is TM2 Interface free?
TM2 Interface is free to download, with no in-app purchases.
Do Airthings or TM2 Interface have ads?
Neither Airthings nor TM2 Interface shows ads.
Which is updated more often, Airthings or TM2 Interface?
Airthings ships an update fortnightly, and TM2 Interface every 3 weeks. Most recently, Airthings was updated on October 12, 2026 and TM2 Interface on October 1, 2026.

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