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Browse calculators by category
This hub lists every Calcboxer section: finance and salary, health, motoring, math, physics, construction, ecology, lifestyle, and AI regulation tools. Open a category to jump to the calculators. Set currency and units (metric or US) in the header — they apply across tools.
Motoring
Car, fuel, insurance and running costs. Amounts in USD, distance in mi, fuel in gal. Currency and units according to the header.
Finance
Loans, savings, investments and tax. Amounts in USD — per header.
Health
BMI, calorie needs and other metrics. Mass in lb, height in cm or in. Units from header (default USA).
IT Calculators
Conversions, network, storage, performance and developer tools.
Physics
Mechanics, electricity, optics, thermodynamics. Units (length, mass, etc.) according to the header.
Mathematics
Geometry, algebra, statistics, sequences and functions.
Music calculators
Tempo, BPM, sound frequencies, intervals and metronome.
Construction calculators
Concrete, bricks, tiles, paint, stairs and materials. Area in ft², amounts in USD. Units according to the header.
Unit converters
Length (mi, m/ft), mass (lb), volume (gal), temperature (°C/°F). Conversions — units according to the header.
Date and time
Age, date difference, due date, countdown to event.
Salary and work
Net and gross pay, leave, hourly rate, full-time equivalent. Amounts in USD — per header (default USD).
Cooking calculators
Recipe scaling, cup and spoon conversions, baking temperatures. Mass (lb) and volume where used — per header.
Real estate
Area, price per m²/ft², mortgage, rent. Amounts in USD, area in ft². Units according to the header.
Business calculators
Margin, mark-up, break-even, cost per hour. Amounts in USD — per header (default USD).
Ecology
Carbon footprint, energy, transport and waste — calculators for sustainable choices. Units and amounts per header.
AI regulation
Compliance, risk assessment and AI system parameters — for regulations (e.g. AI Act) and internal policies.
Finance — Agentic Commerce
Agent costs, autonomous transaction settlement and platform economics. Amounts in USD — per header.
Health: biometrics & prevention
Biometric scores, risk, screening and prevention — alongside classic health calculators. Units per header.
Lifestyle & the new normal
Time, habits, remote work and everyday choices — calculators for modern living.