We are CrazyCap

Clean drinking water shouldn't be a luxury. It's a basic necessity in everyday life that should be available to everyone

Beyond changing the bottle:

CrazyCap Changes Water Itself

Clean Water

where there’s no running water

Safe Water

where there’s no grid access

Enough Water

made easy for everyone, every day

Drought kills. Tap water is unsafe in 25 countries. 29% of the world drinks contaminated water. Bottled water costs $$$. Plastic is public enemy #1.The miraculous answer to all that is CrazyCap, a tiny, portable purifier that ushers in a new generation of global health.

Even when it doesn’t rain, it pours.

Why we are passionate to

Set Water Free Tm


  • 790 million people globally live without access to safe water
  • 1,800 children under age 5 die every day due to bad water/sanitation/hygiene
  • Americans spend 13+ billion dollars on bottled water annually
  • The average US adult drinks just 20.3 ounces of water daily
  • Globally, 200 billion plastic bottles are discarded each year


  • CrazyCap provides safe drinking water for an entire family
  • In just 60 seconds, CrazyCap sanitizes utensils and surfaces to save lives
  • CrazyCap costs less than $0.001 per gallon of treated water
  • CrazyCap helps users drink the full recommended 3.7 liters
  • A single CrazyCap can keep 20,000 bottles from the landfill

What’s with the name?

Not so Crazy After All

Let’s drink to your health,

Rakesh Guduru, Ph.D. (CEO)

What can
CrazyCap Do?

Bottle Water at Home

The current consumption rate of single-use plastic is 1 million bottles per minute. To help you ditch bottled water for good, CrazyCap makes tap water bottle ready.

Keep you Running Safe

CrazyCap empowers you to take on the great outdoors—or take off to any global destination. All water is drinkable, from a freshwater lake to a contaminated tap.

Sterilize Containers/Surfaces

Reusable bottle smelling off? Baby’s bottle needs sterilization? Want to disinfect your favorite gadgets? Shine CrazyCap on any surface to destroy disease-causing germs.

Lift 22 Million from Poverty

We share 5% of every sale with water.org, giving 22 million people access to clean water, sanitary living, and all the upward mobility that comes with such change.