Home & Garden
Estimate materials, room projects, service ranges, and household energy use.
6Browser-only calculator suite
Practical calculators that answer real planning questions.
Numlu gives English and Russian users fast, transparent calculators for home projects, money decisions, pets, travel, tech, and daily energy estimates.
Built for useful answers, not locked dashboards
Live results in the browser with no account or backend
Localized English and Russian routes, labels, examples, and FAQs
Clear formulas, assumptions, limitations, copy, reset, and print actions
Calculator categories
See all calculatorsPets
Plan food portions with transparent calorie assumptions and safety notes.
2Money
Model payments, savings, budgets, and long-term tradeoffs without sign-up friction.
7Tech
Answer bandwidth, upload, electricity, and mining profitability questions from manual inputs.
2Health & Fitness
Estimate adult daily energy needs with neutral, assumption-first wording.
1Popular calculators
TileTile Calculator
Estimate how many tiles and boxes you need for a floor, bathroom wall, backsplash, shower area, or other tiled surface.
PaintPaint CalculatorCalculate how much paint you need for a room using dimensions, coats, openings, coverage, and can size.
MortgageMortgage Payment CalculatorEstimate a monthly mortgage payment with principal, interest, term, taxes, insurance, and optional extra payment.
Dog foodDog Food CalculatorEstimate a practical daily feeding amount from your dog's weight, life stage, activity, and food label calories.
Electricity costElectricity Usage / Cost CalculatorEstimate how much electricity an appliance uses and what it may cost per month or year.
Rent vs buyRent vs Buy CalculatorCompare long-term renting and buying scenarios with editable assumptions for housing costs, appreciation, rent growth, and investment return.
A practical calculator hub for everyday estimates
Use Numlu to estimate material quantities, monthly payments, trip budgets, pet portions, appliance electricity cost, download time, advertising outcomes, and more. Every page keeps the calculator first, then explains the method, examples, and assumptions.