Missing important features
Also it would be nice to be able to set a cost per KWH. It would also be nice to be able to program the wattage of the backup heat.

Control and monitor your geothermal comfort system remotely. View real-time system feedback, track energy usage, and receive alerts for maintenance. Access your entire geothermal system, not just the thermostat, from any internet-connected device.
3.5.5
November 22, 2025
Fixed an issue when viewing the schedule
Symphony by GeoStar is a WiFi-enabled comfort platform that allows you to control and monitor your GeoStar geothermal unit remotely. It provides detailed system feedback, control over multiple zones, and energy usage tracking.
You can control your geothermal system using Symphony from a laptop, smartphone, or tablet via an intuitive dashboard. This allows you to view status, operation history, and alerts, and adjust temperatures and programs.
Yes, Symphony allows remote control of temperatures and programs for up to 6 zones, provided you have the IntelliZone2 zoning system installed.
Yes, Symphony allows you to observe and track your unit's energy use for the last 13 months. This data is accessible through the app's dashboard.
Symphony provides equipment alerts and service reminders via email and text messages to both you and your dealer. This helps in proactive maintenance and diagnosis.
Yes, Symphony is designed to be accessed from practically anywhere using a laptop, smartphone, or tablet. It is supported on iPhone, iPad, and iPod devices.
The latest version of Symphony by GeoStar is 3.5.5, which was last updated on November 22, 2025. Updates ensure continued functionality and potential new features.
Symphony by GeoStar has a user rating of 2.3 stars based on 3 ratings. This indicates a mixed reception among its current user base.