11 Calculators

Everyday Utility

Explore our complete collection of tools specifically curated in this category.

Calculate trip fuel cost, split among passengers, with CO₂ estimate.

Estimate electricity cost for any appliance per day, month, and year.

Calculate tip and split the bill among friends easily.

Figure out how many pizzas to order for your next party.

Analyze password strength, entropy, and crack time.

Generate strong passwords and check strength instantly.

Generate QR codes for URLs, text, email, phone, and Wi-Fi.

Compare tire sizes, speedometer correction, and revolutions per mile.

Find the optimal viewing distance for your TV size and resolution.

Estimate your annual CO₂ emissions from transport, home, and diet.

Convert dog years to human years using modern veterinary research.