KalkoMaths Games for Kids

Support

Write to support@kalkomaths.com and a person will answer, usually within two working days.

Before writing

Common questions are answered in the FAQ on the home page: age range, tables to 12, the parental gate, offline use, Family Sharing.

Reporting a problem

To report a wrong answer or a bug, please include the iOS version and, if possible, a screenshot. It helps us reproduce the problem on the first try.

Refunds

Purchases are handled by Apple, so refunds are requested from Apple at reportaproblem.apple.com, not from us.

Kalko app icon: a rocket lifting off among +, −, × and ÷ blocks

Five minutes a day. Paid once.

No subscription, no ads, no account, no data collected. Times tables and mental maths for 6–11 year olds, on iPhone.

Download on the App Store

One-time purchase · Family Sharing · Works offline