20% off your first order

20% off your first order →

applied at checkout

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LAB-TESTED AIR PURIFICATION • OVER 35,000+ SATISFIED CONSUMERS

LAB-TESTED AIR PURIFICATION • OVER 35,000+ SATISFIED CONSUMERS

20% OFF YOUR FIRST ORDER

Never Worry About Your Exhale Again.

Never Worry About Your Exhale Again.

Patented Microfiltration Technology eliminates 99.75% of smoke, vapor, and odor on the exhale—so you can enjoy your session anywhere without guilt, lingering smell, or stepping outside.

Patented Microfiltration Technology eliminates 99.75% of smoke, vapor, and odor on the exhale—so you can enjoy your session anywhere without guilt, lingering smell, or stepping outside.

★★★★★ 4.8 · 35,000+ customers
SGS Lab Verified • Zero Back-Pressure • Pocket-Sized EDC

★★★★★ 4.8 · 35,000+ customers
SGS Lab Verified • Zero Back-Pressure • Pocket-Sized EDC

GET YOUR PHILTER — RISK-FREE

30-Day Clean Air Guarantee · Fast, Discreet Shipping · 20% off your first order

30-Day Clean Air Guarantee · Fast, Discreet Shipping · 20% off your first order

Black PHREND with flowers

THE HUMAN COST OF SHARED AIR

THE HUMAN COST OF SHARED AIR

Eliminates 99.75% of Smoke & Odor.

Eliminates 99.75% of Smoke & Odor.

Patented Microfiltration Technology.

Patented Microfiltration Technology.

01

01

01 / PUBLIC FRICTION

(Bothers others)

51%

51%

of adults actively dislike the smell of smoke in public or shared spaces.

of adults actively dislike the smell of smoke in public or shared spaces.

02

02

02 / PERSONAL SCRUTINY

(Follows you)

56.4%

56.4%

of consumers faced social scrutiny or guilt over secondhand smoke before switching to Philter.

of consumers faced social scrutiny or guilt over secondhand smoke before switching to Philter.

03

03

03 / UNSEEN SCIENCE

(Measured spread)

30 Min

30 Min

30 Min

20+ Ft

20+ Ft

20+ Ft

Exhaled particulates stay suspended in shared air for 30 minutes and travel over 20 feet.

Exhaled particulates stay suspended in shared air for 30 minutes and travel over 20 feet.

MIT / Virginia Tech

MIT / Virginia Tech

>

>

>

>

THE RESOLUTION

99.75%

99.75%

SGS Lab Verified
Independently tested to eliminate 99.75% of smoke, vapor, and odor on the exhale.

SGS Lab Verified
Independently tested to eliminate 99.75% of smoke, vapor, and odor on the exhale.

SGS Lab Verified
Independently tested to eliminate 99.75% of smoke, vapor, and odor on the exhale.

THE SHARED AIR FRICTION

Love Your Session.
Hate The Lingering Odor?

Love Your Session.
Hate The Lingering Odor?

Love Your Session.
Hate The Lingering Odor?

Patented Microfiltration Technology

Exhaled smoke and vapor don't just vanish when you stop looking. Research shows exhaled particulates stay suspended in shared air for up to 30 minutes and travel over 20 feet. Whether it's freezing rain on the patio or lingering stink in your couch fabrics, courtesy shouldn't force you out of your own comfort.

Exhaled vapor don’t just vanish when you stop looking. Research shows exhaled particulates stay suspended in shared air for up to 30 minutes and travel over 20 feet. Whether it’s freezing rain on the patio or lingering stink in your couch fabrics, courtesy shouldn’t force you out of your own comfort.

Exhaled smoke and vapor don't just vanish when you stop looking. Research shows exhaled particulates stay suspended in shared air for up to 30 minutes and travel over 20 feet. Whether it's freezing rain on the patio or lingering stink in your couch fabrics, courtesy shouldn't force you out of your own comfort.

Outdoor patio use case

WITHOUT PHILTER

PATIO EXILE

WITHOUT PHILTER

PATIO EXILE

Indoor clean air use case

WITH PHILTER

STAY IN THE ROOM

WITH PHILTER

STAY IN THE ROOM

WHY PEOPLE SWITCH

Why 35,000+ Switch To Philter

Why 35,000+ Switch To Philter

Control Smoke & Odor

Captures smoke, vapor, and smell at the point of exhale.

Control Smoke & Odor

Captures smoke, vapor, and smell at the point of exhale.

Lab-Tested Microfiltration Technology

Patented 5-stage filtration, independently verified.

Lab-Tested Microfiltration Technology

Patented 5-stage filtration, independently verified.

Eliminate 99.75% of Odor and Particulates

SGS lab tested across both flower smoke and oil vapor.

Eliminate 99.75% of Odor and Particulates

SGS lab tested across both flower smoke and oil vapor.

Consume Without Compromise or Guilt

Stay where you are — no bad weather, no stepping away.

Consume Without Compromise or Guilt

Stay where you are — no bad weather, no stepping away.

Clean Air For Loved Ones

Keeps the air clean for the family, pets, and partners in the room.

Clean Air For Loved Ones

Keeps the air clean for the family, pets, and partners in the room.

Pocket-Sized Portability

Sub-3 inches. Fits a pocket, goes everywhere you do.

Pocket-Sized Portability

Sub-3 inches. Fits a pocket, goes everywhere you do.

THE DEVICE

PHREND product detail
PHREND device in hand
PHREND colorways
PHREND cartridge detail

★★★★★

4.8 · 35,000+ customers

PHREND

Turn your exhale into odorless, clean air.

$31.99

$39.99

SAVE 20%

20% off your first order, applied at checkout.

About eight cents each time you would have gone outside, cracked a window, or just held it in.

Color

Black

Light Green

GET YOUR PHREND →

30-DAY CLEAN AIR GUARANTEE

Use the whole filter. Send it back with the cartridge in it. Full refund.

PHILTER exploded parts render

01

02

03

04

05

ENGINEERING

Advanced, Lab-Validated Micro-Engineering.

Advanced, Lab-Validated Micro-Engineering.

Five stages of patented filtration, independently verified — engineered as an appliance, not an accessory.

PHILTER exploded parts render

Ergonomic Sealed Mouthpiece

Aerodynamic Impactor

(Zero back-pressure)

Extruded Carbon Core

(Stage 3 of 5)

HEPA Micro-Mesh

(0.3 micron capture)

Clean, Odorless Output

9 Granted

UTILITY PATENTS

9 Granted

UTILITY PATENTS

BAT

JOINT DEVELOPMENT

BAT

JOINT DEVELOPMENT

SGS

LAB CERTIFIED

THE BACK-PRESSURE QUESTION

Engineered with an aerodynamic impactor for zero back-pressure—delivering a smooth, natural-feeling exhale every time.

01

Ergonomic Mouthpiece

Creates an effortless seal for controlled capture.

02

Aerodynamic Impactor

Smooth-flow geometry minimizes breathing resistance.

03

Extruded Carbon Core

Adsorbs odor compounds before they enter the room.

04

HEPA Micro-Mesh

Traps fine particulates down to 0.3 microns.

05

Clean Air Output

Releases a filtered exhale with no lingering cloud.

SGS verified · flower smoke and oil vapor test standard

01 Ergonomic mouthpiece — effortless seal
02 Aerodynamic impactor — low back-pressure
03 Extruded carbon core — neutralizes odor
04 HEPA micro-mesh — traps 0.3 micron particulates
05 Clean air output — zero-cloud release

WITH PHILTER, NO MORE

Consume Without Compromise.

Consume Without Compromise.

Take total control of your air. With Philter, enjoy no more trade-offs:

Take total control of your air. With Philter, enjoy no more trade-offs:

No more choosing between your comfort and theirs

Stay in the room and in the moment.

No more weather banishment

Stop stepping out into freezing rain, cold, or extreme heat.

No more lingering indoor stink

Keep your couch, clothes, and living space fresh.

No more secondhand worries

Cleans the air at the point of exhale — for pets, kids, and partners.

No more choosing between your comfort and theirs

Stay in the room and in the moment.

No more weather banishment

Stop stepping out into freezing rain, cold, or extreme heat.

No more lingering indoor stink

Keep your couch, clothes, and living space fresh.

No more secondhand worries

Cleans the air at the point of exhale — for pets, kids, and partners.

Best PHREND product on cloud

500 EXHALES

STARTER BUNDLE

$31.99

$39.99

SAVE 20%

1 black PHREND device

Replaceable filtration refills

Pocket-ready everyday carry

CLAIM YOUR 20% OFF NOW

30-DAY MONEY-BACK GUARANTEE

Full refund, no questions asked.

20% off your first order, applied at checkout.

Real Results From Real Sessions

Real Results From Real Sessions

★★★★★

“My partner doesn’t smoke and used to hate the smell. Philter completely solved it.”

KATHRYN W. · HOME & PARTNER

★★★★★

“My partner doesn’t partake and used to hate the smell. Philter completely solved it.”

KATHRYN W.

★★★★★

“I use this every night on the couch with zero smell or issues from neighbors.”

ISABEL L. · APARTMENT RENTER

★★★★★

“I use this every night on the couch with zero smell or issues from neighbors.”

ISABEL L.

★★★★★

“A massive upgrade. Works on flower and vapes with a smooth, natural exhale.”

JAMES B. · LONG-TERM CONSUMER

★★★★★

“A massive upgrade. Works on flower and carts with a smooth, natural exhale.”

JAMES B.

Frequently Asked Questions

Frequently Asked Questions

How long does each filter cartridge last?

Does it feel hard to exhale through (back-pressure)?

Does it work for both flower and vapor?

What if it doesn’t work for me?

How do I get 20% off?

Take Control Of Your

Take Control Of Your

Exhale Today.

Exhale Today.

Join 35,000+ consumers who enjoy their session anywhere—without compromise, guilt, or weather banishment.

Join 35,000+ consumers who enjoy their session anywhere—without compromise, guilt, or weather banishment.

20% off your first order

GET YOUR PHILTER NOW — RISK-FREE

GET YOUR PHILTER NOW — RISK-FREE

20% off your first order. New customers only. Applied at checkout. While supplies last.