Free interactive tools · 2 tools

Tools

Free decision tools for the longevity-hardware buyer. ROI calculators, comparison engines, and the frameworks our editors actually use when recommending equipment.

Decision tool · Cold plunge

Cold Plunge ROI Calculator

Compare 5-year cost of owning a cold plunge vs. cryotherapy clinic spend. Get break-even month + the model we recommend at your usage.

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Decision tool · Sauna

Sauna ROI Calculator

Compare 5-year cost of owning a sauna vs. gym/spa membership. Get break-even month + the cabin or blanket we recommend at your usage.

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Tool requests

Have a longevity-hardware decision you wish there was a calculator for? Email hello@lifespanvault.com with the question and constraints — if it applies broadly, we’ll build it.