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cat door for windows

Worth a look57/100

cat door for windows shows a fragmented shelf (top 5 take 33% of clicks), but a small market ($731K/yr) keeps it on the watch list.

Market/yr

$731K

Growth (1y)

+202.7%

Products

51

Brands

22

was 18 a year ago

Sellers

31

Price range

$10.66–$181.71

Returns

6.1%

Rating

4.5★

57/100

Worth a look

Scored 57/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
29
×0.30
Growth
77
×0.30
Competition
81
×0.20
Quality gap
44
×0.10
Returns
49
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +202.7% year over year.
14K7KSpike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: May · busiest ÷ quietest = 1.8×

Competition

13%Yoochee
  • Yoochee13%
  • Linvivon13%
  • Petoasis11%
  • Ideal Pet Products10%
  • Klarana8%
  • Lessmon8%
  • Other (16 brands)35%

Clicks spread well past the top 5 (33% combined) — an open shelf where new products get seen. 22 brands and 31 sellers compete here.

Brands

22 rising

was 18 a year ago

Sellers

31

Top 5 brand share

56%

#ProductBrandPriceRatingReviewsClick shareTrend
1
Cat Door for Window Quick Installation Adjustable Width of 31-36 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window InsertCat Door for Window Quick Installation Adjustable Width of 31-36 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window Insert
Linvivon$100.364.5★1919%rising
2
Thin Cat Door for Windows Pet Doors and Sliding Door Safety Pet Door with 4 Way Lock Weatherproof Cat Flap for Thin Door and Wall(Medium Outer Size 7.76 * 7.5 * 0.78in)Thin Cat Door for Windows Pet Doors and Sliding Door Safety Pet Door with 4 Way Lock Weatherproof Cat Flap for Thin Door and Wall(Medium Outer Size 7.76 * 7.5 * 0.78in)
Lessmon$10.664.4★2,3098%falling
3
Sliding Cat Door for Window Fits 32-37 Width Window 1-Min Install | Aluminum Frame + HD Glass | Weatherproof Design | Magnetic Closure Window Cat Door Insert Adjustable Pet Door Window for CatsSliding Cat Door for Window Fits 32-37 Width Window 1-Min Install | Aluminum Frame + HD Glass | Weatherproof Design | Magnetic Closure Window Cat Door Insert Adjustable Pet Door Window for Cats
Yoochee$73.434.5★925%rising
4
NIAOMAOGOU Cat Door for Window Aluminum Cat Door Window Insert with 4 Secure Lock Modes Magnectic Closure for Cats Fit Window Width 24-28 WhiteNIAOMAOGOU Cat Door for Window Aluminum Cat Door Window Insert with 4 Secure Lock Modes Magnectic Closure for Cats Fit Window Width 24-28 White
NIAOMAOGOU$70.514.6★645%rising
5
Full-Size Window Pet Door for Cats & Small Dogs Fits 24-28 Width Windows Easy to Install No-Damage Cat Door for Window Magnetic Closure Cat Door Window Insert Weatherproof Cat DoorFull-Size Window Pet Door for Cats & Small Dogs Fits 24-28 Width Windows Easy to Install No-Damage Cat Door for Window Magnetic Closure Cat Door Window Insert Weatherproof Cat Door
Petoasis$88.214.5★6145%falling
6
Cat Door for Window Quick Installation Adjustable Width of 27-32 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window InsertCat Door for Window Quick Installation Adjustable Width of 27-32 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window Insert
Linvivon$90.384.5★1914%falling
7
Cat Door for Window 3Min No-Damage Quick Install Fits 24-28 Width Windows No Drilling Required Cat Window Door Insert Aluminum Frame Pet Door for Window 4 Lock Modes to Control Pet AccessCat Door for Window 3Min No-Damage Quick Install Fits 24-28 Width Windows No Drilling Required Cat Window Door Insert Aluminum Frame Pet Door for Window 4 Lock Modes to Control Pet Access
Petoasis$76.314.5★1123%rising
8
Bug-Proof Screen Cat Door for Window 22-28.5 Adjustable Width 1-Min Install | Stainless Steel Mesh + Aluminum Frame | Ventilated | Magnetic Closure Sliding Pet Door Window Insert for CatsBug-Proof Screen Cat Door for Window 22-28.5 Adjustable Width 1-Min Install | Stainless Steel Mesh + Aluminum Frame | Ventilated | Magnetic Closure Sliding Pet Door Window Insert for Cats
Klarana$49.774.5★233%rising
9
Ideal Pet Products Aluminum Vertical Sash Window Pet Door Adjustable Sizes to Fit Window Heights from 43-7/8 to 46-1/2 Chubby Kat 7-1/2 x 10-1/2 Flap SizeIdeal Pet Products Aluminum Vertical Sash Window Pet Door Adjustable Sizes to Fit Window Heights from 43-7/8 to 46-1/2 Chubby Kat 7-1/2 x 10-1/2 Flap Size
Ideal Pet Products$181.714.5★8,6703%flat
10
Aluminum Frame Window Cat Door with Magnetic Auto Closure Horizontal Adjustable Width Quick-Fit Pet Door for Window Insert Suitable for Most Medium Cats & Small Dogs(S: 23-28)Aluminum Frame Window Cat Door with Magnetic Auto Closure Horizontal Adjustable Width Quick-Fit Pet Door for Window Insert Suitable for Most Medium Cats & Small Dogs(S: 23-28)
Zerzuo$78.624.6★793%rising
11
LIBBEPET Cat Door for Window Aluminum Window Cat Door Insert Fit Windows Width 27-32 Cat Flap for Window with Magnetic Flap Opening 7.8 x 8.3 in Tool-Free Install Safety & Weatherproof MediumLIBBEPET Cat Door for Window Aluminum Window Cat Door Insert Fit Windows Width 27-32 Cat Flap for Window with Magnetic Flap Opening 7.8 x 8.3 in Tool-Free Install Safety & Weatherproof Medium
LIBBEPET$79.154.7★983%rising
12
SAKSUN Cat Door for Window Weatherproof: Aluminum Frame Flap Pet Door Quick Fit Window Insert - Easy Adjustable to Fit Windows Width 23-28 - 4 Secure Lock Modes with Magnetic Closure for Cats DoggySAKSUN Cat Door for Window Weatherproof: Aluminum Frame Flap Pet Door Quick Fit Window Insert - Easy Adjustable to Fit Windows Width 23-28 - 4 Secure Lock Modes with Magnetic Closure for Cats Doggy
SAKSUN$80.504.7★942%rising
13
Full Glass Cat Door for Window 22-28.5 Adjustable Width 1-Min Install | 4 Locking Modes Aluminum Frame HD Glass Magnetic Closure Weatherproof Sliding Pet Door Window Insert for CatsFull Glass Cat Door for Window 22-28.5 Adjustable Width 1-Min Install | 4 Locking Modes Aluminum Frame HD Glass Magnetic Closure Weatherproof Sliding Pet Door Window Insert for Cats
Klarana$65.624.5★822%rising
14
Ideal Pet Products Aluminum Sash Window Pet Door Adjustable to Fit Window Widths from 33 to 38 Large 10-1/2 x 15 Flap SizeIdeal Pet Products Aluminum Sash Window Pet Door Adjustable to Fit Window Widths from 33 to 38 Large 10-1/2 x 15 Flap Size
Ideal Pet Products$135.734.5★8,6702%flat
15
Cat Door for Window 3Min No-Damage Quick Install Fits 27-32 Width Windows No Drilling Required Cat Window Door Insert Aluminum Frame Pet Door for Window 4 Lock Modes to Control Pet AccessCat Door for Window 3Min No-Damage Quick Install Fits 27-32 Width Windows No Drilling Required Cat Window Door Insert Aluminum Frame Pet Door for Window 4 Lock Modes to Control Pet Access
Petoasis$80.224.5★1122%rising

Product shelf

All 51 tracked products in this niche.

Cat Door for Window Quick Installation Adjustable Width of 31-36 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window Insert

Cat Door for Window Quick Installation Adjustable Width of 31-36 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window Insert

Linvivon

$100.364.5★191 reviews

Thin Cat Door for Windows Pet Doors and Sliding Door Safety Pet Door with 4 Way Lock Weatherproof Cat Flap for Thin Door and Wall(Medium Outer Size 7.76 * 7.5 * 0.78in)

Thin Cat Door for Windows Pet Doors and Sliding Door Safety Pet Door with 4 Way Lock Weatherproof Cat Flap for Thin Door and Wall(Medium Outer Size 7.76 * 7.5 * 0.78in)

Lessmon

$10.664.4★2,309 reviews

Sliding Cat Door for Window Fits 32-37 Width Window 1-Min Install | Aluminum Frame + HD Glass | Weatherproof Design | Magnetic Closure Window Cat Door Insert Adjustable Pet Door Window for Cats

Sliding Cat Door for Window Fits 32-37 Width Window 1-Min Install | Aluminum Frame + HD Glass | Weatherproof Design | Magnetic Closure Window Cat Door Insert Adjustable Pet Door Window for Cats

Yoochee

$73.434.5★92 reviews

NIAOMAOGOU Cat Door for Window Aluminum Cat Door Window Insert with 4 Secure Lock Modes Magnectic Closure for Cats Fit Window Width 24-28 White

NIAOMAOGOU Cat Door for Window Aluminum Cat Door Window Insert with 4 Secure Lock Modes Magnectic Closure for Cats Fit Window Width 24-28 White

NIAOMAOGOU

$70.514.6★64 reviews

Full-Size Window Pet Door for Cats & Small Dogs Fits 24-28 Width Windows Easy to Install No-Damage Cat Door for Window Magnetic Closure Cat Door Window Insert Weatherproof Cat Door

Full-Size Window Pet Door for Cats & Small Dogs Fits 24-28 Width Windows Easy to Install No-Damage Cat Door for Window Magnetic Closure Cat Door Window Insert Weatherproof Cat Door

Petoasis

$88.214.5★614 reviews

Cat Door for Window Quick Installation Adjustable Width of 27-32 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window Insert

Cat Door for Window Quick Installation Adjustable Width of 27-32 Cat Window Door with 4 Locking Modes Magnetic Closure Design Weatherproof Aluminum Frame Cat Door Window Insert

Linvivon

$90.384.5★191 reviews

Cat Door for Window 3Min No-Damage Quick Install Fits 24-28 Width Windows No Drilling Required Cat Window Door Insert Aluminum Frame Pet Door for Window 4 Lock Modes to Control Pet Access

Cat Door for Window 3Min No-Damage Quick Install Fits 24-28 Width Windows No Drilling Required Cat Window Door Insert Aluminum Frame Pet Door for Window 4 Lock Modes to Control Pet Access

Petoasis

$76.314.5★112 reviews

Bug-Proof Screen Cat Door for Window 22-28.5 Adjustable Width 1-Min Install | Stainless Steel Mesh + Aluminum Frame | Ventilated | Magnetic Closure Sliding Pet Door Window Insert for Cats

Bug-Proof Screen Cat Door for Window 22-28.5 Adjustable Width 1-Min Install | Stainless Steel Mesh + Aluminum Frame | Ventilated | Magnetic Closure Sliding Pet Door Window Insert for Cats

Klarana

$49.774.5★23 reviews

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall17%

“Build quality is excellent”

Assembly/Installation13%

“Ease of installation”

Size-Overall13%

“accurate sizing”

Strength7%

“Sturdy construction”

Pet Friendly7%

“Very Happy Cat”

Design-Overall6%

“Built well”

Advertised Vs Actual Product5%

“Exactly What I Wanted”

Ease Of Use5%

“ease of installation”

Lock Proof4%

“Locks Easy also”

Value For Money4%

“great value”

What buyers complain about

Size-Overall11%

“a little small”

Locking Mechanism10%

“Faulty lock”

Durability6%

“Frequent Break-Ins”

Instructions/User Manual/Troubleshooting5%

“The instruction booklet is not helpful at all”

Weather Proof4%

“Weather stripping came off within a week”

Assembly/Installation4%

“Took hours to install”

Value For Money4%

“not $100 ok”

Quality-Overall3%

“quality not worth high price”

Ease Of Use3%

“can be hard to operate”

Escape Proof3%

“Also the cat door has already shattered by my cat pushing against it to get out when I had it locked”

Top return reasons

  • Size-Overall71%
  • Advertised Vs Actual Product4%
  • Escape Proof4%
  • Defective Material/Parts4%
  • Functionality-Overall3%
  • Locking Mechanism2%
  • Compatibility-Overall2%
  • Value For Money1%
  • Assembly/Installation1%
  • Ease Of Use1%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.71 median price · 2.2% median returns across 13,969 tracked niches.