errProof vs Numi
A side-by-side look at errProof and Numi. 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
Numi
Office & Productivity
Numi is a beautifully designed calculator app for Mac that offers standard, scientific, programmer, and conversion calculator modes. It has a clean interface with large, tactile buttons and support for keyboard shortcuts.
calculatorscientific-calculatorconversion-calculatorprogrammer-calculator
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