Comparison

Sutro vs Andersen Heating & Cooling

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

Head to head
About

Sutro

Effortlessly manage your pool or spa water quality. This app works with a smart monitor to automatically track pH, free chlorine, alkalinity, and temperature, providing insights that make sense for optimal water conditions.

Highlights
  • Automatic water quality monitoring
  • pH tracking
  • Free chlorine measurement
  • Alkalinity tracking
  • Temperature monitoring
  • Seamless app integration
Read full description

Sutro is the simple, safe, and seamless way to manage your Pool (or Spa) water with measurements that make sense and monitoring that is automatic. The Sutro app works with the Sutro Smart Monitor to measure your pool or spa’s pH, free chlorine (ppm), alkalinity, and temperature without you having to do anything.

About

Andersen Heating & Cooling

This app provides remote control and monitoring for your HVAC system, offering predictive maintenance alerts and one-touch appointment booking. It helps reduce operating costs and ensures you receive timely service for your home's climate control.

Highlights
  • Remote temperature monitoring
  • Predictive maintenance alerts
  • One-touch appointment booking
  • System health diagnostics
  • Smart notifications
  • Service reminders
Features
Read full description

Reduce the Cost of Ownership Andersen Heating & Cooling can reduce your HVAC system’s operating costs. It provides precise temperature control, reducing energy usage. This smart thermostat app also ensures you get the services you need when you need them. It incorporates the following innovative features: • Remote monitoring • Predictive maintenance alerts • One-touch appointment booking • Service at the touch of a button A crisp LCD screen ensures all functions are easy to find and use. Is your home not comfortable or are energy costs going up? Use the onscreen service request feature to get prompt assistance from your local HVAC company. Get the Most Out of Your Climate Control System The Andersen Heating & Cooling app lets you control and monitor temperature, fan speed, and other functions via the main control panel or a smartphone. The future of home comfort and on-demand service, it delivers benefits including: • Smart Notifications: Receive instant notifications on changes in system performance so you can be proactive with maintenance. • Real-Time Monitoring: By monitoring the health of your HVAC system, Andersen Heating & Cooling can provide predictive maintenance alerts, which can prevent downtime and increase equipment lifespan. • Service Alerts: Receive notifications of service reminders, membership renewals, and more. Even receive custom messages from your HVAC provider. • Diagnostic Tools: An overview of system health and air quality are available at the touch of a button, at no extra cost. • System Health and Air Quality Alerts: If a problem with your climate control system or an indoor air quality issue is detected, you and your service provider will be automatically notified. Quick and Simple Installation The convenience of a Andersen Heating & Cooling thermostat begins even before you start using it. Swapping out an old unit is simple. A technician removes the old thermostat, mounts the new one, and connects the wiring. They’ll even help you set up the app. The new model’s settings are adjusted to meet your climate control requirements. It provides an instant response so you experience immediate comfort. Settings from the old thermostat instantly transfer over using the serial numbers of both units, so the process is fast, simple, and convenient. Forge an Instant Connection with Your HVAC Provider The Andersen Heating & Cooling thermostat and app display your HVAC company’s logo onscreen. Their help is available at the touch of a button, so you can put your trust and confidence in a local contractor. It’s not just a modern thermostat. Andersen Heating & Cooling is a direct link between you and your AC/heating services provider. Be a Part of the NuveNetwork Nuve has partnered with local HVAC companies so you benefit from new services and smart technologies. Real-time access to your system allows contractors to quickly diagnose and resolve system issues. This can result in fewer emergency calls and in-home visits, so you can save time and money. Get Started Today Getting a Andersen Heating & Cooling thermostat and app is easy. Once you’re ready, a representative will contact you and schedule an appointment. Visit the App Store or contact your HVAC dealer to learn more.

Screenshots

Sutro4 screens
Andersen Heating & Cooling4 screens

Verdict

The call

The clearest difference is rating: Andersen Heating & Cooling at 5.0 against Sutro's 3.9. Sutro's advantage is ratings volume (175 vs 1). On price, update cadence, ads and in-app purchases 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

Andersen Heating & Cooling holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Sutro has 175 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

Scorecard2 real differences · 8 level
Sutro versus Andersen Heating & Cooling: the parameters behind the verdict, then further details
ParameterSutroAndersen Heating & Cooling
PriceFreeFree
Rating3.9 (175 ratings)5.0 (1 ratings) — better
Positive reviews72.9% of reviews—
Number of ratings175 — better1
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.4 — better13.0
Further details — not scored
Size39 MB61 MB
Age rating4+4+
DeveloperSutro Connect IncNuve Home

Customer experience

Sutro

All ratings174 ratings
Positive70.7%
Neutral1.7%
Negative27.6%
Written reviews107 reviews
Positive72.9%
Neutral2.8%
Negative24.3%

Andersen Heating & Cooling

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Sutro

Reported bugs

4 issues
  • App crashes and freezes
  • Disconnection issues with hub
  • Calibration failures
  • Inaccurate water chemistry readings

Requested features

4 requests
  • Measure total hardness and CYA
  • Customizable notification settings
  • Ability to cancel subscription easily
  • Improved app stability and user experience

Andersen Heating & Cooling

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Sutro

No in-app purchases

None

Andersen Heating & Cooling

No in-app purchases

Questions

Is Sutro free?
Sutro is free to download, with no in-app purchases.
Is Andersen Heating & Cooling free?
Andersen Heating & Cooling is free to download, with no in-app purchases.
Which has better reviews, Sutro or Andersen Heating & Cooling?
Andersen Heating & Cooling is rated higher. Sutro averages 3.9 out of 5 from 175 ratings, while Andersen Heating & Cooling averages 5.0 from 1 ratings.
Do Sutro or Andersen Heating & Cooling have ads?
Neither Sutro nor Andersen Heating & Cooling shows ads.
Which is updated more often, Sutro or Andersen Heating & Cooling?
Sutro ships an update every 2 months, and Andersen Heating & Cooling every 2 months. Most recently, Sutro was updated on October 2, 2026 and Andersen Heating & Cooling on September 30, 2026.

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