# Epoch Calculator Time and date math that language models get wrong on their own: Unix timestamps, daylight-saving offsets, calendar arithmetic, and cron schedules. Every calculation uses the IANA time zone database, the same engine behind [epochcalc.com](https://epochcalc.com)
Prices and medians update for the tier you select.
Ranked by how closely each one matches epochcalc's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.