is a curve fitting service application which can be used in Excel, R, Python and others on Windows, Mac Os and Linux operating systems. The curve fitting service can perform 4 parameter logistic (4PL), 5PL, Linear, polynomial, spline and point to point curve fitting with weights, limits and extrapolation. It can also perform Passing-Bablok regression. The program can calculate unknown values from the fitted curve. It is suitable for general curve fitting and regression, but is specially made for laboratory assays like ELISA assays and others.
The FREE API key for the Assayfit Pro service.
You can "buy" the key for free in our store by placing it in your shopping basket and proceed to the checkout. The maximum number of free curve fits you can perform with one key is currently 50 curve fits in two weeks.
The key will be sent to you by email. Enter the key and email address in the ready to use templates (see below) and you are ready to go. After two weeks when the key is expired you can renew the free key again by repeating the order process in our store. You can repeat this process as many times as you like.
Free templates and manual.
Click here for a list of all features of the product.