Calculate coffee brewing ratios with adjustable variables. Convert units between grams, milliliters, and ounces. Set and track brewing time with a built-in timer.
by Andrew Bangs★ 4.736 ratingsFood & DrinkFreeData updated 2026-09-12
Calculate storage capacity with precise formulas. Input dimensions to determine cistern size. Estimate rainwater collection based on rainfall data. Generate reports for irrigation planning. Export results in PDF format.
Calculate development times using manufacturer-sourced data and adjust for push/pull, dilution, temperature, and agitation. Track steps with a built-in and agitation reminders. Export calculated times for use in darkroom or digital processing.