Track Your Grow.
Dial In Your Numbers.
A free, private grow tracking app built for hydroponic growers. Log pH and EC in seconds, calculate nutrient mixes, and spot trends before problems start.
Open Grow TrackerFree forever. No account needed. Your data stays on your device.
Quick pH/EC Logging
Open the app, dial in your readings, log. Track your reservoir in under 10 seconds.
Nutrient Calculator
Get exact amounts for MasterBlend, General Hydroponics, or MaxiGro. Adjusted for volume and growth stage.
Trend Charts
See pH and EC trends over time with target range bands. Catch drift early, before your plants show it.
Plant Profiles
Track each plant's growth stage, target ranges, and variety. Know exactly what your garden needs.
How It Works
Open the app and dial in your pH and EC readings
Tap "Log Reading" — see color-coded feedback instantly
Watch trends over days and weeks to keep your grow dialed in
Your Data, Your Device
No accounts, no cloud, no tracking. Your grow data stays on your device and never leaves it. Works offline — even in the grow room with no signal.