All-natural • Veteran-founded

Your washer stinks.We can fix that.

One teaspoon dissolves the hidden residue that makes washers—and everything inside them—smell musty. No harsh chemicals. No cover-up perfumes.

Less than $1 per cleaning

  • 4.5 out of 5 stars from 1,200+ Amazon reviews
  • Sold at Ace Hardware
  • Eco-Excellence winner
Bottle of Smelly Washer Cleaner — all-natural washing machine cleaner, 24 treatments

24 treatments≈ 1 year of fresh!

100%all-natural

The stinky truth

Why does my washing machine smell so bad?

Residue builds up

Every load leaves a film of detergent and softener behind. High-efficiency washers use less water, so the film builds up even faster.

Self-clean can't reach it

The worst gunk lives in the splash zone above the waterline — a spot empty-tub cleaning cycles never touch. That's where mildew throws its party.

The smell spreads

Once the machine turns musty, the odor hitches a ride on your towels, activewear, and clothes. Clean laundry that smells… not clean.

Ridiculously easy

Fresh in three tiny steps

Step 1

Add one teaspoon

Toss a teaspoon of Smelly Washer in with your regular detergent. That's the whole job.

Step 2

Run a full load

A full load raises the water into the splash zone, carrying the cleaner exactly where the stink lives.

Step 3

Smell… nothing!

Odor dissolved at the source. Repeat once a month and your laundry room stays fresh all year.

Two heroes, one shelf

Meet the dynamic duo

One for the machine, one for the towels. Both all-natural, both 24 treatments, both $19.99.

Smelly Washer Cleaner bottleOdorless

Smelly Washer Cleaner

The original all-natural washing machine cleaner

$19.994.5★ (719)
Shop this cleaner
Smelly Towel Cleaner bottleLight Garden

Smelly Towel Cleaner

Fresh, fluffy towels — no fabric softener needed

$19.994.5★ (520)
Shop this cleaner

Don't take our word for it

Loved by 1,200+ households (and a few celebrities)

Jordin SparksChristina WrenBrian KrauseRoxy Sowlenty

Jordin Sparks loves Smelly Washer!

So do stars of Charmed, Man of Steel, Homeland & more.

Meet the celebrity fans
“It worked, hooray! My top-loading Kenmore has smelled like a wet dog for almost a year.”
— Mary
“I was amazed at how good this product worked!!! No more mildew smelling towels.”
— Debbie SMississauga, Ontario
“Smelly Washer has saved me money on replacement, and it leaves all the wash smelling fresh!”
— Carol BHomer City, PA
“We just can't say enough good about your product. Both our washers look brand new.”
— Sue P. & Kathy T.

Bragging rights

The trophy shelf (lightly dusted)

Twenty years of fighting funk picks up some hardware along the way.

NCW Eco-Excellence Awards 2016 winner ribbon — Cleaning Products: Sports Clothes Detergent

2016 Eco-Excellence Award

Smelly Towel Cleaner won NCW's Eco-Excellence Award for sports clothes cleaning — proof the all-natural stuff wins.

Amazon's Choice

4.5 stars across 1,200+ Amazon reviews, and the Amazon's Choice badge for washing machine cleaners.

Ace Hardware's top earner

The best profit-making product in the Ace Hardware laundry division for two years running after joining in 2009.

Quick answers

Wondering something?

  • How do I use Smelly Washer Cleaner?

    Add one teaspoon to your detergent with a full load of laundry and run your normal cycle. Use it monthly, or any time you notice odor creeping back. One bottle holds 24 treatments — about a year of freshness.

  • Why do I add it with a full load of laundry?

    The bulk of the clothing raises the water level into the splash area above the normal waterline — exactly where detergent residue builds up and odor grows. An empty-tub cleaning cycle never reaches that zone, which is why washers can still stink after a self-clean.

  • Does it work in HE and front-loading washers?

    Yes! Smelly Washer Cleaner works in all washers: high-efficiency (HE), front loaders, top loaders, and standard machines. Front loaders are actually where smelly-washer syndrome is most common, and it's what the formula was invented for.

See all FAQs

Ready for a laundry room that smells like nothing?

$19.99 • 24 treatments • about a year of fresh

Shop Smelly Washer