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SPECIFICTION
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XLfit

idbs.com

From $350/mo Free trial Windows
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Spec score 8.1 #34 of 106 in Statistical Analysis Software

Spec sheet

Purpose
XLfit is a Microsoft Excel add-in for Windows for scientific mathematics, statistics, curve fitting, and charting.Read 11 Oct 2026 · idbs.com
Deployment
desktopRead 25 Sep 2026 · idbs.com
Free plan
NoRead 25 Sep 2026 · idbs.com
Integrations
XLfit works within Microsoft Excel and exports editable chart objects to other Microsoft Office applications.Read 11 Oct 2026 · idbs.com
Support
XLfit support resources include online help, a support portal, e-learning, FAQs, quick-start guides, and keycode requests.Read 11 Oct 2026 · idbs.com
Company
IDBS says it was founded in 1989 and is part of Danaher Corporation.Read 11 Oct 2026 · idbs.com
Analysis
The curve-fitting engine supports smoothing, statistics, weighting, error bars, global fitting, and automatic data-point rejection.Read 11 Oct 2026 · idbs.com
Built-in models
XLfit includes over 70 built-in linear and nonlinear curve-fitting models, and users may add unlimited custom models.Read 11 Oct 2026 · idbs.com
Charting
It supports interactive 2D and 3D charting, chart previews, and point-and-click chart editing.Read 11 Oct 2026 · idbs.com
Compatibility
IDBS says XLfit is backward-compatible with earlier versions and supports individual or batch workbook migration.Read 11 Oct 2026 · idbs.com
Data import formats
Microsoft Excel spreadsheetsRead 25 Sep 2026 · idbs.com
Free trial
IDBS offers a free trial by request and says it will send access instructions after the form is submitted.Read 11 Oct 2026 · idbs.com
License scope
The academic license is for one user, and a separate license is required for each PC on which XLfit 5 Academic is installed.Read 11 Oct 2026 · idbs.com
Operating system
The academic product page lists Windows 7 and above as supported operating systems.Read 11 Oct 2026 · idbs.com
Regression models
YesRead 25 Sep 2026 · idbs.com
Security and compliance
IDBS describes its quality and information-security controls as subject to continuous assurance and says its products and services support applicable GxP compliance and data integrity.Read 11 Oct 2026 · idbs.com
Statistical tests
YesRead 25 Sep 2026 · idbs.com
Validation
IDBS says XLfit has been independently validated by the UK National Physical Laboratory and the US National Institute of Standards & Technology.Read 11 Oct 2026 · idbs.com

Plans and prices

XLfit 5 Academic License $350 a month For academic use Read 25 Sep 2026 · idbs.com
XLfit 5 Commercial License $900 a month For commercial use Read 25 Sep 2026 · idbs.com
E-learning $75, paid once Access to XLfit e-learning material Read 11 Oct 2026 · idbs.com
XLfit 5 Academic License $350, paid once Academic use Read 11 Oct 2026 · idbs.com
XLfit 5 Commercial License $900, paid once Commercial use Read 11 Oct 2026 · idbs.com

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