Is modkat litter box liner profitable to sell on Amazon United States?

The niche generates $201K/yr across 11 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -2.3%. Flapen's verdict: Skip it (47/100).

How competitive is the modkat litter box liner niche?

6 brands and 7 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 97% of demand.

What do buyers complain about in modkat litter box liner?

Top complaints mined from reviews: Size-Overall, Durability, Ease Of Use. The return rate is 0.3%.

When does demand for modkat litter box liner peak?

Demand peaks in Jan–Dec; the busiest month runs 2.2× the quietest.

What does it cost to enter the modkat litter box liner niche?

Listings span $17.28–$35.70; the average listing price is $27.47 (sweet spot $15–$100). The average incumbent carries 1,663 reviews — the moat a new listing must climb.

modkat litter box liner

Skip it

Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.3%

return rate — above 6% kills the launch gate

Conversion

Incredible17.3%

search→purchase rate — share of searches ending in a sale

Avg price

Incredible$27.47

avg listing price — sweet spot $15–$100

Price range

Incredible$17.28–$35.70

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Okay1,662.55

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$201K

$201K/yr · 42K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-2.3%

90-day search growth — must beat 0% to launch

Competition

Bad82%

top-5 click share — a locked-up shelf

Brand share

Bad97%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, modkat litter box liner is a $201K/yr Amazon United States market (42K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 47/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

modkat litter box liner market data

Units sold / yr: 6K–8K; avg 500–750/product
Revenue / yr: $165K–$220K; units × avg price
Launch success: —; 1 of 2 new (360d)
Conversion rate: 17.3%
Avg BSR: #70
Page quality: 0%
Prime: 55%
Sponsored: 91%
Out of stock: 0.0%
Avg brand age: 35 months
Avg seller age: 231 days

Competition & brand share

The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 rising

Sellers

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

82%

Top 20: 100%

Open market

Modkat54%
KropBom26%
Luxrise7%
BoomBa7%
Sodiafell4%
HIREGIGI3%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.3% search growth over the last 90 days.

Peak months: Jan, Dec · busiest ÷ quietest = 2.2×

Open Trend

Top modkat litter box liner search terms

modkat liners25K/yr +4.0%17.7% conv.
modkat litter box liner5K/yr +6.8%12.1% conv.
modkat liner4K/yr -4.3%9.0% conv.
modkat liner f6K/yr -36.8%17.2% conv.
mod cat litter box liner3K/yr +10.4%20.1% conv.

All search terms

Top modkat litter box liner products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 11 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Modkat Cat Litter Box Liners (3-Pack) - Liner Type F -Durable Tear & Leak Resistant Secure Fit Easy to Clean Unscented

Modkat$27.624.7★3,518 rev

4 Pack Litter Box Liners F Compatible with Flip Litter Box Liner Type F Reusable Liner Type-F with Carrying Handles

KropBom$28.724.4★107 rev

Modkat Cat Litter Box Liners (3-Pack) - Liner Type A -Durable Tear & Leak Resistant Secure Fit Easy to Clean Unscented

Modkat$27.434.7★3,518 rev

4 Pack Reusable Liners for Mod Kat Cat Litter Box Flip Litter Liners Type A

BoomBa$29.034.4★61 rev

Modkat Cat Litter Box Liners (3-Pack) - Liner Type D -Durable Tear & Leak Resistant Secure Fit Easy to Clean Unscented

Modkat$35.524.7★3,518 rev

Newest

by launch date

4 Pack Litter Box Liners F Compatible with Modkat Litter Box Reusable Litter Liners for Modkat Cat Litter Box Type-F with Heavy-Duty Carrying Handles

Sodiafell$24.2327 rev

7mo ago

HIREGIGI 4 Pack Liner F Compatible with Modkat Flip Litter Box Type F Reusable Litter Box Liners F with Carrying Handles Refill Liner Type F for Cat Litter Box

HIREGIGI$23.5657 rev

11mo ago

4 Pack Litter Box Liners F Compatible with Flip Litter Box Liner Type F Reusable Liner Type-F with Carrying Handles

KropBom$28.72107 rev

1y ago

4 Pack Reusable Liners for Mod Kat Cat Litter Box Flip Litter Liners Type A

BoomBa$29.0361 rev

2y ago

Liner F Compatible with Modkat Flip Litter Box - Reusable Liners for Flip Litter Box - Liner F for Cat Litter Box (2 Pack)

Luxrise$17.28223 rev

2y ago

What buyers say about modkat litter box liner

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

What buyers love

Size-Overall24%

“Fits well”

Advertised Vs Actual Product13%

“Does the job”

Value For Money12%

“Great value”

Ease Of Cleaning12%

“Easy to clean”

Strength8%

“Sturdy”

Quality-Overall8%

“The overall quality is good”

Durability7%

“Sturdy and hold up well”

Ease Of Use4%

“these liners make it so easy”

Compatibility-Overall2%

“Item: 4 Pack Litter Box Liners F Compatible with Modkat Litter Box”

Smell1%

“no stranger chemical smell”

What buyers complain about

Size-Overall27%

“The dimension is weird”

Durability9%

“Grommets broke on first use”

Ease Of Use8%

“makes it very easy for the car to paw at it making things worse”

Material Quality7%

“The new material is flimsy”

Quality-Overall6%

“Mid quality, fits”

Value For Money5%

“these are not much cheaper than the the name brand to justify the purchase”

Ease Of Cleaning3%

“it gets messy fast”

Strength3%

“The new material is flimsy”

Shape/Style3%

“Not the right shape”

Leak-Proof2%

“They dont stay flush to the sides creating leaks”

Top return reasons

Size-Overall65%

Advertised Vs Actual Product17%

Compatibility-Overall6%

Functionality-Overall3%

Value For Money3%

Shape/Style3%

Durability1%

Product Condition1%

Ethically/Sustainably Sourced1%

Ease Of Use1%

Common questions

Is modkat litter box liner profitable to sell on Amazon United States?: The niche generates $201K/yr across 11 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -2.3%. Flapen's verdict: Skip it (47/100).
How competitive is the modkat litter box liner niche?: 6 brands and 7 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in modkat litter box liner?: Top complaints mined from reviews: Size-Overall, Durability, Ease Of Use. The return rate is 0.3%.
When does demand for modkat litter box liner peak?: Demand peaks in Jan–Dec; the busiest month runs 2.2× the quietest.
What does it cost to enter the modkat litter box liner niche?: Listings span $17.28–$35.70; the average listing price is $27.47 (sweet spot $15–$100). The average incumbent carries 1,663 reviews — the moat a new listing must climb.