Free calculators
Online calculators: sport, health, home, marketing
All free, no signup — everything is calculated in your browser.
Sport & running
Pace, speed, race times, heart rate, 1RM
Health
BMI, ideal weight
Nutrition & supplements
Protein, creatine, calories, water, macros
Cooking
Recipe portions, cups to grams
- Recipe servings
- Cups / tbsp to grams
- Pizza dough
- BBQ meat per person
- Party ice
- Cooler size (liters)
- BBQ charcoal
- Party planner
- Air fryer conversion
- Wine & oil yield
- Cocktail doses
- Spritz doses
- Americano doses
- Negroni doses
- Mojito doses
- Margarita doses
- Gin & Tonic doses
- Moscow Mule doses
- Cuba Libre doses
- Daiquiri doses
Percentages
Discounts, VAT / sales tax, changes
Marketing
CPM, CTR, ROAS, CPA, freelance rates, margins
Real estate
Mortgage, rent vs buy, rental yield, cap rate
Home & DIY
Paint, tiles, deck boards, laminate, plywood
- Balcony solar output
- Rooftop solar PV
- Paint for walls
- Tiles for floors
- Skirting boards per room
- Cost per meter
- AC size (BTU)
- AC for house / office
- Appliance electricity cost
- Generator size (watts)
- Generator by vehicle/home size
- Lumens per room
- Ant bait quantity
- Dehumidifier size
- Air purifier CADR
- Robot vacuum advisor
- Steam cleaner advisor
- Heat pump vs condenser dryer
- Detergent per load
- Moving van size
- Epoxy resin amount
- Yarn & fabric amount
- Miniature paint amount
- Concrete volume m³
- Deck boards
- Laminate packs
- Plywood sheets
- Pressure washer
- Portable generator
- Dehumidifier
- Moving van
- Forklift
- Mini excavator
- Tractor
Building & renovation
Paint presets, floor protection, spray foam, roof area
- Real cost per m²
- Interior paint
- Facade paint
- Wood varnish
- Wood impregnant
- Floor lacquer
- Metal enamel
- Metal primer
- 2K floor paint
- Bonding primer
- Fixative primer
- Window trim enamel
- External wall insulation
- Microcement
- Marmorino
- Venetian plaster
- Radiator spray paint
- Drywall / plasterboard
- Floor protection rolls
- Spray foam
- Roof area
- Car paint 2K
- Sandblasting media
- Torch membrane propane
- Sandblast compressor
- Airless sprayer
- Drywall sander
- Tile cutter
- Demolition hammer
- Cement mixer
- Scaffold tower
- EPS hot wire cutter
- Floor grinder
- Floor edger
- Concrete grinder
- Scissor lift
Budget & savings
Weekly grocery budget, cost per meal
Tech & PC
PC requirements, PSU wattage, gaming and local AI
Pets
Dog and cat food portions by weight
Family & baby
Diapers, baby costs and daily planning
Garden & outdoor
Grass seed, soil, hedge plants, fencing, pool volume
Heating
Pellet, heating oil and gas consumption and cost
Car & driving
Trip fuel cost and EV charging cost
Finance & trading
Profit, position size, compound interest
Financial planning
ETF savings plan, savings goals, FIRE