When I saw an ad for the DeWalt Mobile Pro construction-calculator app in the July JLC, I couldn’t resist scanning its embedded QR code with my iPod to check it out. That zipped me to the iTunes App Store, where I learned that the app is compatible with iOS devices and is copyrighted by DeWalt, Cengage Learning, and Infinity Softworks. Cengage Learning develops teaching, learning, and research solutions, while Infinity Softworks created the PowerOne line of calculator apps, which include spreadsheet-like templates geared to specific occupations.
After downloading and exploring a freebie that includes a calculator and several templates, I bought all eight currently available add-on packs, which cost 99 cents to $4.99 each or $19.99 for the complete Master Pack. The packs bundle templates dedicated to business, construction math, site work, concrete and masonry, carpentry, electrical,...
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