Quick conversions and calculations come up all the time in development. Here are some handy free tools I keep bookmarked.

CalcPeek

Free online calculators and unit converters.

Check it out: calcpeek.com

SalaryByCity

US salary data for 800+ occupations across 400+ cities.

Check it out: salarybycity.com

CalorieWize

Nutrition and calorie data for thousands of foods.

Check it out: caloriewize.com

VocabWize

English word definitions, usage, and vocabulary building.

Check it out: vocabwize.com

More Free Tools

CostByCity — Cost of living comparison across US metro areas

NameBlooms — Baby name meanings, origins, and popularity trends

GuideByCity — US city guides with demographics and livability data

DegreeWize — College tuition, acceptance rates, and outcome data

ZipPeek — ZIP code demographics, income, and housing data

TariffPeek — HS codes, US import tariff rates, and trade compliance data

IngrediPeek — Food allergen and ingredient checker for 20,000+ products

PropertyTaxPeek — Property tax…