errProof vs SpeedCrunch
A side-by-side look at errProof and SpeedCrunch. For an in-depth review of either product, follow the links below.
errProof
Office & Productivity
errProof is a data validation and error prevention tool for Microsoft Excel. It helps ensure accurate data entry by defining validation rules, conditional formatting, input masks, and drop downs.
data-validationerror-preventionexcel-addin
SpeedCrunch
Office & Productivity
SpeedCrunch is a lightweight, open-source desktop calculator. It has a simple, clean interface and supports standard calculator functions, variables, user-defined functions, type conversion, complex numbers, custom constants, and other advanced math features.
mathcalculatordesktopopensource
Related Comparisons
Soulver
RealCalc Scientific Calculator
Mathway
handyCalc
galculator
Derivative Calculator