Tools
Free tools for the night the grid goes dark.
No sign-up. Every number has a source and a date.
Backup power planner
Flip the circuits you need; compare a power station, a home battery and your EV hour by hour.
Will it run?
One appliance against every power station: voltage, output, start-up surge and runtime.
Fridge food-safety timer
Live USDA countdown for your fridge and freezer from the moment the power went out.
Outage hours by state
EIA reliability data for 2025 and 2024 in 3D, with a free CSV and an embeddable map.
Appliance wattage table
Running and starting watts, voltage and kWh per day for 32 appliances, each sourced.