Kitalva library
Find the right tool.
Get it done.
Browse twenty focused calculators, converters and file tools. Every basic tool works without an account.
Every Kitalva tool
Percentage Calculator
Find percentages, increases and differences in seconds.
Age Calculator
Calculate an exact age in years, months and days.
Discount Calculator
See the final price and exactly how much you save.
VAT Calculator
Add or remove VAT with common European rates.
Salary Calculator
Compare gross pay across yearly, monthly and hourly periods.
Loan Calculator
Estimate repayments, total interest and full loan cost.
Compound Interest Calculator
Project savings growth with regular monthly contributions.
Date Calculator
Add or subtract days, weeks, months and years.
Days Between Dates
Count calendar, working and complete weeks between dates.
Time Calculator
Add or subtract a duration from any clock time.
BMI Calculator
Calculate BMI from metric or imperial measurements.
Fuel Cost Calculator
Estimate fuel use and journey cost for any trip.
Unit Converter
Convert common length, weight and temperature units.
Length Converter
Convert metric and imperial length measurements.
Weight Converter
Convert kilograms, pounds, stones and more.
Temperature Converter
Convert Celsius, Fahrenheit and Kelvin instantly.
Image Compressor
Reduce image size locally in your browser.
JPG to PNG
Convert JPG images to lossless PNG files.
PNG to JPG
Convert PNG images to compact JPG files.
QR Code Generator
Create a downloadable QR code for text or links.