Cold Plunge Cost-Per-Session Calculator

Compare the true cost-per-session of a Plunge Cold Tub vs Ice Barrel vs DIY chest freezer over 1-10 years.

Years of use Sessions per week Your electricity rate ($/kWh) Cost per ice fill (only matters for non-chilled plunges)

Total cost per session

How this works

Calculator assumes: Plunge ~5.5 kWh/day avg chiller use, DIY chest freezer ~2.5 kWh/day, Ice Barrel uses no electricity but needs ice. Resale values discount the upfront cost by ~30% if you sell after the test period.

Read the full comparison: Plunge vs Ice Barrel head-to-head · DIY Build Guide