Mysa App 4.15.1

Last updated: May 20, 2026

Version: 4.15.1 · Released: May 6, 2026 · Type: App · Applies to: Mysa Smart Thermostat for Electric Baseboard Heaters V2, Mysa for Electric In-floor Heating, Mysa Smart Thermostat for Ductless Mini-Split Heat Pumps, Mysa Smart Thermostat

What's New

Home Experience

  • The app now opens to your last-viewed home
  • Refreshed app icon and a smoother launch screen

Central HVAC

  • Wired sensor support — install flow, settings, control screen, and usage charts
  • Fan speed selection while the thermostat is in OFF mode
  • Dynamic AUX heat staging during Final Touches setup

Usage & Charts

  • Active runtime data added to weekly and monthly usage charts

Thermostat Controls

  • Freeze Protection toggle
  • Adjustable Temperature Differential/Swing
  • Temperature Offset

Improvements

  • Demand Response enrollment fixes and improved eligibility checks
  • More reliable pairing on Android 17
  • Improved sign-in reliability
  • Improved crash reporting and overall stability

Bug Fixes

  • Fixed chart scrubbing position on usage screens
  • Various copy, layout, and dark-mode fixes