Looking for the best cat litter box odor control refills? We’ve gathered the top 10 solutions to keep your home fresh and your feline friend happy.
Keeping your cat’s litter box fresh is key to a happy home. With so many odor control options, it’s easy to feel lost. We’ve done the work to find the best solutions for you.
Activated charcoal filters, deodorizing gels, and crystal refills are just a few ways to tackle smells. Each product offers unique benefits to keep your space clean and odor-free.
Ready to say goodbye to litter box odors? Let’s explore the top picks that make life easier for you and your feline friend.
List of Top 10 Cat Litter Box Odor Control Refills
| Image | Title | Best For | Price |
|---|---|---|---|
![]() |
PurifyLogix 12 Pack Universal Odor Eliminator for Hooded Cat Litter Box, Natural Activated Charcoal Filters Refills, Cat Toilet Odor Control Replacement for Automatic Litter Box |
PurifyLogix Universal Odor Eliminator is perfect for cat owners who want a fresh-smelling home. It’s easy to use and safe for pets and people. |
|
![]() |
Arm & Hammer Pets Cat Litter Box Deodorizer Pods, Adhesive Odor Absorbing Gel Pods with Fresh Breeze Scent for Litter Pan Area, Easy Stick On Cat Box Freshener, 2 Pcs/Pack |
This product is perfect for cat owners who want to keep their home smelling fresh. It’s great for busy households or small spaces where litter box odors can linger. |
|
![]() |
16 PCS Cat Litter Box Deodorizer for Hooded Litter Boxe, Activated Charcoal Odor Absorber, Carbon Filter Compatible with Whisker OdorTrap Pod Accessories Filter and Traditional Litter Boxes, Unscented |
This product is perfect for cat owners who want to keep their home fresh and clean. It’s great for pets sensitive to odors and works well in any smelly area. |
|
![]() |
NewKe 12 PCS Odor Eliminator for PuraMax Self-Cleaning Cat Litter Box, Natural Activated Charcoal Refills, Cat Toilet Odor Control, Cat Litter Deodorizer Compatible with PETKIT Automatic Litter Box |
This product is perfect for cat owners who want fresh-smelling homes. It’s ideal for multi-cat households or anyone using automatic litter boxes. |
|
![]() |
PetSafe ScoopFree Disposable Crystal Cat Litter Tray – Easy Cleaning Box – Refill Tray for Automatic Litter Box – Fresh Scent – 4.3 lb Bags – 3 Pack |
This product is perfect for busy pet parents who want easy, hands-free cleaning. It’s ideal for anyone with a ScoopFree automatic litter box looking for fresh, odor-free homes. |
|
![]() |
OdorTrap Pack Refills by Whisker, 6 Pack Refill for OdorTrap Pod (Pod Not Included), Eliminates Litter Box Odors, Compatible Traditional Litter Boxes, 8.96 Fl Oz |
OdorTrap Pack Refills are perfect for cat owners who want a simple, effective way to eliminate litter box odors. Whether you use a Litter-Robot or a traditional litter box, these pet-friendly refills keep your space fresh and odor-free. |
|
![]() |
Fresh Step Cat Litter Box Deodorizing Gel Pod, Smart Gel Technology for 30-Day Odor Control, Adhesive Litter Box Deodorizer with Fresh Scent, 1 Device Plus 2 Refills, 0.54 Fl Oz |
This product is perfect for cat owners who want a fresh-smelling home. It’s easy to use and keeps odors away for 30 days. |
|
![]() |
Fresh Step Cat Litter Crystals Deodorizer, Non Toxic Odor Neutralizing Crystals for Litter Boxes that Help Control Smells and Keep Home Areas Fresh, Fresh Scent, 15 Ounce |
This Fresh Step Cat Litter Crystals Deodorizer is perfect for cat owners who want to keep their homes smelling fresh. It’s great for busy households with one or more cats, making litter box care easy and mess-free. |
|
![]() |
2 Pack Pet Odor Eliminator Compatible with PetSafe SmartSpin Self-Cleaning Cat Litter Box Self-Cleaning Cat Litter Box, Odor Removing Gel Deodorizer Replacement,Odors Control |
This 2-pack pet odor eliminator is perfect for cat owners who want a fresh and clean litter box. It’s easy to use and works great with the PetSafe self-cleaning system. |
|
![]() |
PurifyLogix 12 Pack Odor Eliminator for PuraMax Self-Cleaning Cat Litter Box, Natural Activated Charcoal Filters Refills, Cat Toilet Odor Control Replacement for Automatic Litter Box |
This product is perfect for cat owners who want a fresh and odor-free home. It’s easy to use and safe for pets and people. |
Detailed Reviews
Discover the top 10 Cat Litter Box Odor Control Refills in this expert-curated guide. Each product is thoroughly reviewed for performance, value, and ease of use, ensuring you find the perfect fit for your home. From natural activated charcoal to odor-neutralizing gels, these solutions keep your space fresh and clean. Read on to find the best option for you and your feline friend.
1. PurifyLogix 12 Pack Universal Odor Eliminator for Hooded Cat Litter Box, Natural Activated Charcoal Filters Refills, Cat Toilet Odor Control Replacement for Automatic Litter Box

PurifyLogix Universal Odor Eliminator keeps your hooded cat litter box smelling fresh. Made with natural activated charcoal, these 12 filters trap odors safely and effectively.
Pet-friendly, easy to use, and long-lasting, they’re perfect for a clean home. Replace monthly for 12 months of freshness.
| Pros | Cons |
|---|---|
|
|
Perfect For:
PurifyLogix Universal Odor Eliminator is perfect for cat owners who want a fresh-smelling home. It’s easy to use and safe for pets and people.
Ready to Purchase?
2. Arm & Hammer Pets Cat Litter Box Deodorizer Pods, Adhesive Odor Absorbing Gel Pods with Fresh Breeze Scent for Litter Pan Area, Easy Stick On Cat Box Freshener, 2 Pcs/Pack

Keep your litter box area fresh with Arm & Hammer Pets Cat Litter Box Deodorizer Pods. These adhesive gel pods stick to the outside of your litter box, absorbing odors and releasing a light, clean scent.
They’re easy to use, mess-free, and blend in discreetly. Works with all litter types and supports multi-cat homes.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This product is perfect for cat owners who want to keep their home smelling fresh. It’s great for busy households or small spaces where litter box odors can linger.
Ready to Purchase?
3. 16 PCS Cat Litter Box Deodorizer for Hooded Litter Boxe, Activated Charcoal Odor Absorber, Carbon Filter Compatible with Whisker OdorTrap Pod Accessories Filter and Traditional Litter Boxes, Unscented

Keep your home fresh with 16 activated charcoal deodorizers. They fit hooded and automatic litter boxes, plus Whisker OdorTrap Pods. Natural coconut shells remove odors safely.
Safe for pets and people, these filters are non-toxic and odorless. Perfect for sensitive pets, they last up to two weeks each. Strong absorption tackles litter box smells fast.
Use them anywhere—litter boxes, fridges, or cars. Easy to use, just place in the compartment. Enjoy a clean, fresh space for your whole family.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This product is perfect for cat owners who want to keep their home fresh and clean. It’s great for pets sensitive to odors and works well in any smelly area.
Ready to Purchase?
4. NewKe 12 PCS Odor Eliminator for PuraMax Self-Cleaning Cat Litter Box, Natural Activated Charcoal Refills, Cat Toilet Odor Control, Cat Litter Deodorizer Compatible with PETKIT Automatic Litter Box

Keep your cat’s litter box fresh with NewKe Odor Eliminator. It uses natural activated charcoal to trap smells 2X faster than regular deodorizers.
Pet-safe, easy to use, and lasts 12 months. Just insert a pouch, and it works for 30 days. Perfect for multi-cat homes.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This product is perfect for cat owners who want fresh-smelling homes. It’s ideal for multi-cat households or anyone using automatic litter boxes.
Ready to Purchase?
5. PetSafe ScoopFree Disposable Crystal Cat Litter Tray – Easy Cleaning Box – Refill Tray for Automatic Litter Box – Fresh Scent – 4.3 lb Bags – 3 Pack

The PetSafe ScoopFree Disposable Crystal Cat Litter Tray makes cleaning easy. It works with automatic litter boxes, so you don’t have to scoop.
Silica gel crystals absorb waste fast, stopping odors 5x better than clay. The leak-proof tray keeps messes contained. A fresh scent adds extra freshness.
PetSafe has 25 years of trust, offering vet-recommended solutions. Their global mission supports pets and families everywhere. Enjoy hands-free cleaning for weeks.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This product is perfect for busy pet parents who want easy, hands-free cleaning. It’s ideal for anyone with a ScoopFree automatic litter box looking for fresh, odor-free homes.
Ready to Purchase?
6. OdorTrap Pack Refills by Whisker, 6 Pack Refill for OdorTrap Pod (Pod Not Included), Eliminates Litter Box Odors, Compatible Traditional Litter Boxes, 8.96 Fl Oz

OdorTrap Pack Refills by Whisker are a must-have for cat owners. They eliminate litter box odors quickly and easily. Each pack fits perfectly in Litter-Robot 4 or 3, or works with traditional litter boxes.
These refills use odor-neutralizing technology to destroy smells, not just mask them. The pet-friendly blend is safe and free of harsh chemicals. Simply place a pack and let it work its magic.
Easy to use, safe for pets, and works everywhere. Replace every 2 weeks for fresh results. Includes 6 packs for long-lasting odor control.
| Pros | Cons |
|---|---|
|
|
Perfect For:
OdorTrap Pack Refills are perfect for cat owners who want a simple, effective way to eliminate litter box odors. Whether you use a Litter-Robot or a traditional litter box, these pet-friendly refills keep your space fresh and odor-free.
Ready to Purchase?
7. Fresh Step Cat Litter Box Deodorizing Gel Pod, Smart Gel Technology for 30-Day Odor Control, Adhesive Litter Box Deodorizer with Fresh Scent, 1 Device Plus 2 Refills, 0.54 Fl Oz

Say goodbye to litter box odors with Fresh Step’s deodorizing gel pod. It sticks easily to any clean, dry surface near your cat’s litter box. Enjoy 30 days of freshness with each refill.
The Smart Gel Technology works nonstop to neutralize odors at the source. It keeps your home smelling clean without daily effort. Just replace the pod every 30 days for hassle-free odor control.
Each package includes one cat-shaped device and two gel refills. That’s 60 days of odor control right out of the box. Keep your space fresh and your cat happy with this simple solution.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This product is perfect for cat owners who want a fresh-smelling home. It’s easy to use and keeps odors away for 30 days.
Ready to Purchase?
8. Fresh Step Cat Litter Crystals Deodorizer, Non Toxic Odor Neutralizing Crystals for Litter Boxes that Help Control Smells and Keep Home Areas Fresh, Fresh Scent, 15 Ounce

Fresh Step Cat Litter Crystals keep your home smelling fresh. They control odors in litter boxes. Just sprinkle them into your cat’s litter.
These non-toxic crystals work with any litter. They have a light, fresh scent that’s not too strong. Perfect for busy homes with multiple cats.
The easy-pour container makes them simple to use. They stay dry and mess-free in the litter box. A practical choice for daily cat care.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This Fresh Step Cat Litter Crystals Deodorizer is perfect for cat owners who want to keep their homes smelling fresh. It’s great for busy households with one or more cats, making litter box care easy and mess-free.
Ready to Purchase?
9. 2 Pack Pet Odor Eliminator Compatible with PetSafe SmartSpin Self-Cleaning Cat Litter Box Self-Cleaning Cat Litter Box, Odor Removing Gel Deodorizer Replacement,Odors Control

Keep your cat’s litter box fresh with this 2-pack odor eliminator. It’s safe for pets and people, using natural plant-based extracts. Each refill lasts up to 15 days, making it easy to maintain a clean space.
It’s simple to use—just remove the label and insert it into the waste drawer. The odor-fighting gel works with the PetSafe self-cleaning system, so it won’t interfere with its function.
This handmade deodorizer is designed for PetSafe litter boxes. Slight variations may occur, but they’re normal. Enjoy long-lasting freshness and a cleaner home for you and your cat.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This 2-pack pet odor eliminator is perfect for cat owners who want a fresh and clean litter box. It’s easy to use and works great with the PetSafe self-cleaning system.
Ready to Purchase?
10. PurifyLogix 12 Pack Odor Eliminator for PuraMax Self-Cleaning Cat Litter Box, Natural Activated Charcoal Filters Refills, Cat Toilet Odor Control Replacement for Automatic Litter Box

PurifyLogix Odor Eliminator is specially designed for the PuraMAX self-cleaning cat litter box. This 12-pack of activated charcoal filters keeps your home smelling fresh by trapping unpleasant odors.
Made from natural coconut shell activated carbon, these filters are safe for pets and people. They effectively remove odors without using harmful chemicals, ensuring a clean and healthy environment.
Easy to replace, long-lasting, and pet-friendly. Each filter lasts one month, so this pack covers a full year.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This product is perfect for cat owners who want a fresh and odor-free home. It’s easy to use and safe for pets and people.
Ready to Purchase?
Buying Guide
Keep your home fresh with the right litter box odor control refills. We’ve got you covered with the best picks and tips.
Choosing the right product makes life easier for you and your cat. Let’s explore what to look for and the top options available.
Here’s what to consider when buying:
-
Type of Deodorizer:
Choose between activated charcoal, deodorizing gels, or crystal refills. Each works differently to keep odors away. -
Compatibility:
Make sure the refill fits your litter box type. Check if it works with hooded, automatic, or traditional boxes. -
Longevity:
Look for products that last longer. Some refills work for 30 days, while others need replacing every 2 weeks. -
Scent:
Decide if you want a fresh scent or an unscented option. Some pets prefer no added smells. -
Safety:
Pick pet-safe and non-toxic products. Natural ingredients like coconut shells are great for sensitive pets. -
Ease of Use:
Go for easy-to-install refills. Adhesive pods or simple inserts save time and effort. -
Value for Money:
Consider the number of refills in a pack. Buying in bulk often saves money in the long run. -
Odor Control Strength:
Choose products that neutralize odors, not just mask them. Strong absorption is key for busy homes.
With these tips, you’ll find the perfect odor control refill for your cat’s litter box. Enjoy a fresh and clean home!