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What is XLfit?

XLfit® is an innovative add-in for Microsoft® Excel, tailored for Windows users, which seamlessly incorporates advanced mathematical and statistical analysis within the well-known Excel interface, all while offering powerful charting capabilities. Esteemed as a leading tool for statistical analysis and curve fitting, XLfit is relied upon by prominent organizations in the pharmaceutical, chemical, and engineering industries, as well as in academic research, and has received validation from the National Physical Laboratory (NPL). The software provides access to an extensive library of more than 70 pre-defined models that cater to both linear and nonlinear curve fitting, addressing the experimental demands of drug discovery and similar sectors. Beyond the standard offerings, XLfit also supports the inclusion of an infinite number of custom user-defined models, allowing for even greater flexibility. It features advanced capabilities such as linear and nonlinear modeling along with interactive charting in both 2D and 3D, making it an indispensable tool for scientists. Furthermore, XLfit's wide-ranging tools enable researchers to efficiently analyze, visualize, and interpret their data, enhancing their scientific endeavors. With its user-friendly design and extensive functionalities, XLfit stands as a vital asset for anyone engaged in complex data analysis.

What is NLREG?

NLREG is a sophisticated tool for statistical analysis that excels in both linear and nonlinear regression as well as curve and surface fitting. It effectively determines the most suitable parameter values for user-specified equations, ensuring optimal alignment with a dataset. With the ability to handle a wide range of function types, such as linear, polynomial, exponential, logistic, periodic, and a variety of general nonlinear forms, NLREG is distinctive as it can work with nearly any algebraic function defined by the user. In contrast to many existing nonlinear regression tools that limit users to a narrow set of functions, NLREG provides an extensive array of options. The program features a powerful programming language with a syntax similar to C, empowering users to define the functions they wish to fit while also allowing for the calculation of intermediate variables, conditional statements, and iterative loops. Moreover, NLREG enhances the ease of creating piecewise functions that can change format based on different intervals. The integration of arrays within the NLREG language further supports the implementation of tabular lookup methods to specify functions, thus offering even more flexibility for users in their analytical endeavors. Consequently, NLREG serves as an indispensable resource for statisticians and data analysts who aim to execute intricate fitting tasks effectively. Its comprehensive capabilities make it an essential tool in the field of statistical analysis.

Media

Media

Integrations Supported

Additional information not provided

Integrations Supported

Additional information not provided

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

IDBS

Date Founded

1989

Company Location

United Kingdom

Company Website

www.idbs.com/xlfit/

Company Facts

Organization Name

NLREG

Company Website

www.nlreg.com

Categories and Features

Statistical Analysis

Analytics
Association Discovery
Compliance Tracking
File Management
File Storage
Forecasting
Multivariate Analysis
Regression Analysis
Statistical Process Control
Statistical Simulation
Survival Analysis
Time Series
Visualization

Categories and Features

Statistical Analysis

Analytics
Association Discovery
Compliance Tracking
File Management
File Storage
Forecasting
Multivariate Analysis
Regression Analysis
Statistical Process Control
Statistical Simulation
Survival Analysis
Time Series
Visualization

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