Top 8 Best Dog Doors To Keep Cats Inside

If you need a simple way to give your cat access to a room while keeping dogs out, this latch holder is a practical solution. It helps maintain privacy for your cat, especially around litter boxes or feeding areas, without the need for permanent modifications.

This product stands out for its effortless operation and easy installation, making it ideal for renters or anyone who wants a non-permanent, portable option. It's best for families who want a reliable, adjustable latch that doesn't require adhesives or cutting.

• Adjustable width (3–5.5 inches): Customizes the door gap for different pet sizes
• Non-permanent installation: Uses existing strike plate screws, no adhesives or damage
• Pinch-free design: Prevents finger or tail injuries with stable, movement-free latching

Compared to adhesive or strap-based alternatives, this latch prioritizes ease of use and removability. The main tradeoff is compatibility—it only fits standard interior doors and may not suit wide or unusual frames.

This adjustable cat door latch is designed for pet owners who want to keep dogs out of specific rooms without making permanent changes to their doors. It offers a straightforward way to let cats in and out while blocking larger pets.

With five adjustable width settings and a robust PE and stainless steel build, this latch is ideal for families seeking a flexible, tool-free solution. It's especially suited for those who want to avoid replacing strike plates or using adhesives.

• Five adjustable width holes: Fits door gaps from 2.5–6 inches for various pet sizes
• PE and stainless steel construction: Withstands impacts from larger dogs
• One-handed operation: Easy to open from either side of the door

Unlike strike plate replacements or adhesive latches, this model installs without tools or permanent changes. The tradeoff is that it may not be as seamless in appearance as built-in solutions.

For households needing a highly adjustable way to separate cats from dogs, this strap and latch system provides a damage-free, customizable solution. It helps keep dogs out of litter box areas while letting cats move freely.

This product excels with its wide adjustable opening (up to 9.5 inches) and easy peel-and-stick installation, making it a good choice for renters or those who want to avoid tools. It's best for homes with varying pet sizes or where doors can't be modified.

• 0–9.5 inch adjustable gap: Accommodates a broad range of pet sizes and needs
• 3M adhesive or screw mounting: Offers both temporary and more secure installation
• Alloy-reinforced hook: Resists persistent dogs and increases durability

Compared to strike-plate or handle-based latches, this strap prioritizes flexibility and ease of setup. The main tradeoff is that adhesive mounting may not be as strong as hardware-based options for very determined pets.

This adjustable strap and stopper combo is designed to keep dogs out of cat-only spaces, offering a no-cut alternative to traditional pet doors. It’s especially useful for homes with multiple door types and determined dogs.

The product stands out for its compatibility with bi-fold, sliding, pocket, and double doors, as well as its strong adhesive and included door stopper. It's ideal for pet owners who want a flexible, hassle-free way to secure various rooms.

• Adjustable width up to 6 inches: Fits different cat sizes and door types
• Strong 3M adhesive: Installs without tools or permanent changes
• Works on multiple door styles: Suitable for standard, sliding, and pocket doors

Compared to single-purpose latches, this combo prioritizes versatility and ease of use across different doors. The tradeoff is that adhesive mounting may require careful placement and is not recommended for drywall.

If you need to separate spaces in your home for both cats and dogs, this retractable mesh gate with a built-in cat door is a practical solution. It keeps dogs and children out while allowing cats to pass through safely.

This product is best for families with wide doorways or open areas, and those who want a gate that can be retracted when not in use. Its screw-mounted design ensures stability, making it suitable for both indoor and outdoor use.

• Fits openings up to 55 inches: Ideal for large spaces and open floor plans
• Retractable mesh design: Rolls up for space-saving storage
• Built-in cat door (6x7 inches): Lets cats pass while blocking dogs and kids

Unlike strap or latch-based solutions, this gate prioritizes coverage and security for larger areas. The main tradeoff is the need for screw installation, which may not suit renters or those avoiding permanent changes.

For those seeking a straightforward way to keep dogs out of cat areas, this adhesive strap offers a simple, no-cut solution. It helps maintain a safe space for your cat without the need for gates or permanent fixtures.

This product is a good fit for budget-conscious buyers who want quick installation and adjustable access for their cats. It's best for standard doors and lighter-duty needs, but does not include a door stopper.

• Adjustable gap up to 6 inches: Customizes access for different cat sizes
• Strong 3M adhesive: Installs in seconds without tools
• Works on various door types: Compatible with bi-fold, sliding, and pocket doors

Compared to hardware-mounted options, this latch prioritizes affordability and ease of setup. The tradeoff is that it may not hold up to forceful impacts or suit all surfaces.

This heavy-duty mesh screen door is designed to keep cats inside and dogs out, while allowing for airflow and visibility. It's a good option for pet owners who want to separate pets without blocking light or ventilation.

With reinforced vinyl-coated steel wire and a double zipper design, this screen is ideal for those who need a durable, removable barrier for larger doorways. It's best for homes where airflow and easy installation are priorities.

• Fits openings up to 36x84 inches: Suitable for most standard doors
• Reinforced steel mesh: Resists cat claws and climbing
• Double zipper entry: Easy for humans to open, secure for pets

Compared to latch or strap-based products, this screen prioritizes coverage and ventilation. The main tradeoff is that it may require more frequent cleaning and is less discreet than small latches.

This adjustable cat door latch holder is designed for pet owners who want a flexible, easy-to-move solution. It helps keep dogs out while letting cats slip through, and is especially useful for doors with different knob types.

The product is best for those who need to adjust the door gap frequently or have both round and flat door knobs. Its plastic construction makes it lightweight and simple to use.

• Eight adjustable sizes (1.5–8 inches): Fits a wide range of door gaps and pet sizes
• No screws or adhesives: Installs by hooking onto door knob and latch hole
• Flexible, durable plastic: Adapts to door curves and repeated use

Compared to adhesive or screw-mounted options, this latch prioritizes flexibility and non-permanent use. The tradeoff is that it may not be as robust for very determined dogs or heavy doors.