Kalmaro Calc

The everyday calculators you actually need, in one app.

Kalmaro Calc is a collection of 27 everyday calculators in one clean app for iPhone, iPad and Mac — from tips, VAT and discounts to loan, mortgage and savings repayments, room area and unit conversions, journey times and fuel costs, and quick figures like BMI. No sign-in, no clutter.

The Kalmaro Calc main menu, listing its eight categories of calculator.

Comparing price per unit in Kalmaro Calc.

Working out a sale discount in Kalmaro Calc.

The BMI calculator in Kalmaro Calc, worked out from a typed-in height and weight.

Working out the fuel cost of a journey in Kalmaro Calc.

The loan repayment calculator in Kalmaro Calc.

Counting alcohol units by drink in Kalmaro Calc.

The mortgage calculator in Kalmaro Calc, in dark mode.

Calculators

Dining & Social

Tip Calculator
Bill Split
Alcohol Units

Shopping

Price Compare
Discount
VAT

Percentages

Percentage
Percentage Change

Finance

Loan Calculator
Mortgage
Savings
Rent
Salary

Property

Room Area
Conversions
Paint
Tiles

Kitchen

Oven Temperatures
Volume Conversion

Travel

Journey Time
Trip Fuel Cost
Mileage Claim

Health

BMI
Water Intake
Daily Calories
Ideal Weight
Body Fat

Thirteen calculators are free — Tip Calculator, Price Compare, Discount, VAT, Percentage, Percentage Change, Loan Calculator, Room Area, Conversions, Oven Temperatures, Journey Time, BMI and Water Intake. The rest unlock with a single one-time Lifetime purchase. Mileage Claim uses UK HMRC AMAP rates and is GBP only. The health calculators work purely from figures you type in — they’re formula calculators, not health tracking.

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