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NoBark Ultra by WuzuTech · Official Offer

NoBark Ultra™ Ultrasonic Pet Trainer

A gentler way to curb your dog's barking and bad behavior. Press the button and NoBark Ultra emits a high-frequency sound that people can't hear but dogs notice, so you can interrupt the behavior and redirect it. No shocks, no sprays, no yelling.

  • For barking, jumping, digging, leash pulling and more
  • Three modes: bark control, manual correction, warning tone
  • Built-in LED assist light for visual cues
  • Lightweight, pocket-size and USB rechargeable
Today on the official store Up to 75% OFF
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"Finally... peace and quiet!" My beagle used to bark at every sound. This is the only thing that worked without stressing him out. Amanda G., NY

  • Ultrasonic sound
  • LED assist light
  • Lightweight & portable
  • USB rechargeable
  • Small, medium & large dogs

Not just for barking

From constant barking to chaotic walks, NoBark Ultra helps you correct the everyday behaviors that drive pet parents crazy.

A dog barking

Barking at everything and everyone

A dog jumping up

Jumping on guests or kids

A dog chewing

Chewing furniture, digging holes

A dog pulling on its leash

Pulling on walks or ignoring commands

Train with confidence

NoBark Ultra is an anti-barking ultrasonic training device that helps you train your dog in the moment, gently, with no shocks and no yelling.

Ultrasonic sound

A tone your dog notices, and you don't

NoBark Ultra emits a high-frequency tone between 20 and 25kHz. People can't hear it, but dogs notice it, so it grabs your dog's attention and interrupts the behavior.

"Didn't think it would work this fast. Our rescue pup calmed down and listens better than ever." Lisa T., WA

LED assist light

A light for visual cues

The built-in LED light helps with visual cues and adds an extra layer of correction at night or in low light.

"Our dog would go wild in public. Now I carry this on walks and have full control without yelling." Darren H., IL

Portable

Smaller than your phone

It slips into a pocket or attaches to a leash, so you can train indoors or on the go. The battery is USB rechargeable, so there are no batteries to replace.

"My lab used to pull like crazy on walks. This helped correct that in just a few days." Priya M., CA

All breeds

Works with small, medium and large dogs

NoBark Ultra is made for dogs of all ages and breeds. For puppies under 6 months, the maker suggests shorter bursts.

"Two clicks of this device and my golden retriever actually sits now!" Marcus L., TX

NoBark Ultra's bark control, warning tone and manual correction buttons

A mode for every situation

  • Bark Control ModeFor barking at the door, out the window or when left alone. It sounds automatically when barking is detected.
  • Manual Correction ModePress to sound it whenever you spot a behavior you want to interrupt, like jumping, leash pulling or chewing.
  • Warning Tone ModeA gentler, non-ultrasonic tone to get your dog's attention before they misbehave, for training without full correction.

How ultrasonic training works

Dogs hear a broader range of frequencies than people. NoBark Ultra's tone sits between 20 and 25kHz, inaudible to people but noticeable to dogs. When your dog hears it:

  1. Instant disruptionThe sound captures your dog's attention and interrupts the unwanted behavior.
  2. Clear redirectionIn that focused moment, you give a command or redirect them to the right behavior.
  3. Long-term learningWith consistent use, your dog begins to link the sound with the behavior.

A customer shows NoBark Ultra and uses it with her dog (0:20).

3 simple steps to use NoBark Ultra

A dog misbehaving on a leash
Step 1

Observe the behavior

Wait until your dog barks, jumps, pulls or otherwise misbehaves.

A hand pressing the NoBark Ultra button
Step 2

Press the button

The ultrasonic sound plays and captures your dog's attention.

A calm dog on a walk
Step 3

Reinforce with a command

Redirect or reward calm behavior. Used consistently, you won't need to raise your voice.

90 day money back guarantee

Try NoBark Ultra for 90 days

If you are not satisfied, send the item back in the original packaging within 90 days for a full refund or a replacement, less shipping and handling.

Try It Risk Free

Today's offer

NoBark Ultra is up to 75% off on the official store today. The final price, any multi-unit savings and shipping are shown on the official checkout.

What pet parents say

★★★★★

Easy fix for constant barking

I was skeptical, but this helped my pup stay calm, especially when I leave the house. Great little device!

Jason L. · Verified Buyer

★★★★★

Worked in just 3 days

Didn't think it would work this fast. Our rescue pup calmed down and listens better than ever.

Lisa T., WA · Verified Buyer

★★★★★

Perfect for the park

Our dog would go wild in public. Now I carry this on walks and have full control without yelling.

Darren H., IL · Verified Buyer

★★★★★

Finally... peace and quiet!

My beagle used to bark at every sound. We tried everything. This is the only thing that worked without stressing him out.

Amanda G., NY · Verified Buyer

★★★★★

No more jumping on guests

It was embarrassing every time someone came over. Two clicks of this device and my golden retriever actually sits now!

Marcus L., TX · Verified Buyer

★★★★★

Walks are so much easier

My lab used to pull like crazy on walks. This helped correct that in just a few days. Game-changer for my shoulder!

Priya M., CA · Verified Buyer

Frequently asked questions

Is the ultrasonic sound safe for my dog?

The maker says the sound is designed only to get your dog's attention, not to cause pain or distress. There are no shocks and no sprays.

Will it work on older dogs or puppies?

It is made for dogs of all ages and breeds, small, medium and large. For puppies under 6 months, use shorter bursts.

Can it help with behaviors besides barking?

Yes. Use Manual Correction Mode for jumping, digging, leash pulling, chewing and more: press the button when you see the behavior, then redirect your dog.

How long before I see results?

Many owners report improvement within days. Results depend on your dog and on using it consistently.

Will the sound annoy my neighbors or kids?

People can't hear the ultrasonic tone, only your dog can. Warning Tone Mode uses a gentler, non-ultrasonic tone.

How do I charge it?

NoBark Ultra has a USB-rechargeable battery and comes with a USB cable for charging.

What if it is not for me?

You have 90 days to send it back in the original packaging for a full refund or a replacement, less shipping and handling.

A woman playing with her dog

Get NoBark Ultra at up to 75% off

A pocket-size trainer with three modes and an LED assist light, up to 75% off on the official store today.

  • No shocks, no sprays, no yelling
  • USB rechargeable, cable included
  • 90 day money back guarantee
Claim Up to 75% Off
Final price shown on the official checkout