# TTL Calculator

> Convert DNS and cache TTLs between seconds and human durations and see when they expire.

- URL: https://prismkit.hippodev.app/en/calculators/ttl-calculator
- Category: Calculators
- Runs: client-side, no upload

This is an interactive tool — open https://prismkit.hippodev.app/en/calculators/ttl-calculator to use it.