Monitor water chemistry, automate chlorine dosing, and control your spa remotely — all from one clean dashboard.
Smart tools that take the guesswork out of hot tub maintenance
Track temperature, ORP levels, and water chemistry in real time from your phone or browser.
Salt-system chlorine generation triggered automatically based on ORP readings from your Gecko sensors.
Turn pumps on and off, adjust lights, and manage your spa from anywhere with ESP32 relay control.
Get notified when water quality drops, a device goes offline, or it's time for maintenance.
View detailed logs of commands, heartbeats, chlorine dosing cycles, and water chemistry trends.
Seamlessly connects with your Gecko spa pack for native sensor data and system status.
Three simple steps to smarter spa management
Sign up and add your hot tub. Enter your Gecko credentials to sync sensor data automatically.
Pair your ESP32 controller via MQTT for relay control, or use Gecko-only mode for monitoring.
SpaGen monitors your water, automates chlorine, and alerts you — so you can enjoy the soak.
Start your free year today — no credit card required.