Calculate with scientific and engineering notation
Perform scientific and engineering calculations with support for notation like 1E-6 and multipliers such as p, n, u, m, k, M. Edit formulas, recalculate, and view calculation history.
by E-SKETT CORPORATION★ 3.01 ratingsProductivityFreeData updated 2026-09-08
Convert units across 35 categories including acceleration, angle, area, specific heat, electric charge, and heat transfer. Input values and select units for instant conversion. Save frequently used conversions for quick access.
Calculate standard deviation, probable error, and error of the mean for surveying and civil measurements. Switch between imperial and metric units. Perform calculations for series of observations and single or combined accidental errors.