Our sites & apps

Everything we make at ChowChow Labs, an independent studio in Toronto, Canada.

Our sites

  • ChowChow Labs

    Our company home, with every site and app we make.

    Visit

  • Ontario G1 Driver’s Test Prep

    Free G1 mock exams with road signs and rules of the road.

    You’re here

  • Canadian Citizenship Test Prep

    Practice tests based on the official Discover Canada guide.

    Visit

  • Canadian Take-Home Pay Calculator

    See what you keep after tax, with 2026 federal and provincial rates.

    Visit

  • Canadian Mortgage Calculator

    Mortgage payments, land transfer tax, affordability and more, the Canadian way.

    Visit

  • Brain and Senses

    Ten quick challenges for reasoning, memory, attention and the senses.

    Visit

  • Sleep Buddy

    Calming sleep sounds you can mix, with a timer and gentle alarm.

    Visit

iPhone apps

Apps marked Coming soon are waiting for Apple’s approval.

  • Income Tax Calculator Canada

    Take-home pay by province, right on your iPhone.

    App Store

  • Ontario G1 Driver’s Test Prep

    G1 practice tests you can take anywhere.

    Coming soon

  • Canadian Citizenship Test Prep

    Citizenship practice tests on the go.

    Coming soon

  • Sleep Buddy: Soundscapes

    Sleep sounds, timer and alarm for iPhone.

    Coming soon

  • Daily Buddy

    A friendly daily tracker for water, medicines, pets and more.

    Coming soon