Some examples

IC50Tool Kit

Minimum 14.1403 +/- 3.482 (24.62%)
Maximum 96.3737 +/- 2.794 (2.899%)
IC50 1.95335 +/- 0.09535 (4.881%)
Hill coeff. 4.78341 +/- 1.229 (25.69%)

Multi - IC50Tool Kit

KM Vmax Tool Kit

Multi - KM Vmax Tool Kit

Testimonials.
"Your website... was very helpful to us as we were trying to plot and get values for Vmax, Km, and IC50, when other software we were using failed us. It provided just the very simple, direct, and efficient graphing features that we needed to hold us steady as we worked through our data..."