Our sites & apps
Small, useful and fun things made by ChowChow Labs, an independent developer.
Websites
ChowChow LabsOur company home, with every site and app we make.Visit ›Ontario G1 Driver’s Test PrepFree G1 mock exams with road signs and rules of the road.Visit ›Canadian Citizenship Test PrepPractice tests based on the official Discover Canada guide.Visit ›Canadian Take-Home Pay CalculatorSee what you keep after tax, with 2026 federal and provincial rates.Visit ›Canadian Mortgage CalculatorMortgage payments, land transfer tax, affordability and more, the Canadian way.Visit ›Brain and SensesTen quick challenges for reasoning, memory, attention and the senses.Visit ›Sleep BuddyCalming sleep sounds you can mix, with a timer and gentle alarm.Visit ›
Trump's Wacky ChallengeA silly cartoon tapping game. Pick a prop and drain his composure.You're here
WaterDenAn independent Waterloo student forum for co-op and campus life.Visit ›iPhone apps
Income Tax Calculator CanadaTake-home pay by province, right on your iPhone.App Store ›Ontario G1 Driver’s Test PrepG1 practice tests you can take anywhere.App Store ›Canadian Citizenship Test PrepCitizenship practice tests on the go.App Store ›Brain and SensesQuick challenges for memory, attention and the senses.App Store ›Mortgage Calculator CanadaCanadian mortgage payments and affordability on your iPhone.App Store ›
Sleep Buddy: SoundscapesSleep sounds, timer and alarm for iPhone.Coming soon
Trump's Wacky ChallengeThe cartoon tapping game for iPhone.Coming soon
Daily BuddyA friendly daily tracker for water, medicines, pets and more.Coming soon