".. the ability to share models and results in a highly familiar platform..with near-zero learning-curve in using the program, have compelled me to break from the past and put in the effort to move our models to ExceLab."

"It is easy to learn and support provided by the admin staff is very nice. If anyone working on multi PDEs equation problems, just try this one you will love this solver"

"I found excel-works derivative functions quite useful. I was particularly pleased with the prompt response for assistance when I required some technical issues to be resolved....."

ExceLab is a unique add-in which extends Excel native math functions with a super set of powerful calculus functions.
You use these functions in standard or array formulas just like native functions to solve elementary and
advanced calculus problems including:

The functions offer you state of the art algorithms to effortlessly and accurately solve calculus problems with just basic spreadsheet skills and no programming.
Navigate the Tabs above for quick examples.

Compute numerical integrals

Use QUADF to integrate formulas and user defined VBA functions

Our product is engineered with over two-decades experience in computational calculus.
ExceLab add-in is based on an innovative patented technology that represents a breakthrough in the utilization of the spreadsheet application with natural
extension of native math functions to calculus.
ExceLab functions are unique and have no parallels in the history of the spreadsheet application since its inception in the seventies.

About Us

We stand behind our product which stands on its own merits.

We help you with fast and effective support from our expert staff.

We deliver timely fixes to your issues.

We listen to your needs. Get involved in shaping the next release with features that matter to you.

About ExceLab

lightweight efficient library with one click installation and you are up and running.

State of the art proven algorithms that work. Best default settings yet you have full control with optional arguments.

Get rapid solutions to elementary and advanced calculus problems effortlessly with simple formulas in familiar Excel. Leave tedious coding and expensive complex tools behind

Flexible licensing plans that suit your needs.

We invite you to explore the solved problems in the manual and evaluate freely to experience the difference for yourself.

Teach your class with ExceLab

Excel is virtually on every computer. Very easy to learn the basics and use.

Help your students spend their time solving problems, not figuring out how to use complex tools.

Intutive yet powerful differential equations solvers and integrated optimization.

Simplified effective approach to optimal control problems for Engineering and Social Studies.

Contact us for practical arrangements that suit your requirements.