Money games & calculators

Quick, free and private: everything runs in your browser. Nothing you type is sent anywhere.

A printed 52 week savings chart with the first weeks shaded in
Prefer paper? Every game has a printable twin in the free printables.

How Much Are Your Subscriptions Costing You?

Tick what you pay for, add the price, and see your real monthly and yearly total — plus how much goes to things you barely use.

Interactive 52-Week Challenge Tracker

Tap a week when you save. Classic, reverse or $5,000 mode. Your progress stays saved on this device.

What Did It Cost in 1990?

Five real 1990 prices a day. Guess, compare with today, and keep your streak going.