Is square toilet seat profitable to sell on Amazon United Kingdom?

The niche generates £449K/yr across 21 tracked products. 3 of 7 products launched in the last 360 days are still selling. 90-day search growth is -11.8%. Flapen's verdict: Worth a look (54/100).

How competitive is the square toilet seat niche?

17 brands and 31 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 66% of demand.

What do buyers complain about in square toilet seat?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Durability. The return rate is 5.1% — above our launch gate.

When does demand for square toilet seat peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the square toilet seat niche?

Listings span £10.42–£32.67; the average listing price is £22.33 (sweet spot $15–$100). The average incumbent carries 1,544 reviews — the moat a new listing must climb.

square toilet seat

Worth a look

Shows a sweet-spot price point ($22.33 avg), but soft demand (-11.8% this quarter) keeps it on the watch list.

Avg price

Great£22.33

avg listing price — sweet spot $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Price range

Great£10.42–£32.67

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

Conversion

Good6.3%

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

Brand share

Good66%

top-5 brand share — brands hold most of the demand

Market size

Good£449K

£449K/yr · 320K searches

Competition

Good54%

top-5 click share — leaders hold, buyers still browse

Review moat

Okay1,543.9

avg incumbent reviews — the moat a new listing must climb

Returns

Bad5.1%

return rate — above 5% kills the launch gate

Growth

Bad-11.8%

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

Signals High Returns

According to Flapen's Amazon United Kingdom niche tracking, square toilet seat is a £449K/yr Amazon United Kingdom market (320K searches/yr). The top 5 brands hold 66% of demand. Verdict: Worth a look — 54/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

square toilet seat market data

Units sold / yr: 15K–20K; avg 500–750/product
Revenue / yr: £335K–£447K; units × avg price
Conversion rate: 6.3%
Avg BSR: #94
Page quality: 0%
Prime: 81%
Sponsored: 95%
Out of stock: 3.5%
Avg brand age: 46 months
Avg seller age: 191 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

17 rising

Sellers

Top-5 brand share

66%

Top 20: 100%

Top-5 click share

54%

Top 20: 99%

Open market

28%

MASS DYNAMIC25%
AAN14%
AAN BY SCOTT11%
AQUALONA9%
Solng Aldoih7%
Croydex6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -11.8% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top square toilet seat search terms

square toilet seat184K/yr -10.2%5.6% conv.
square toilet seat soft close49K/yr -12.6%5.8% conv.
toilet seat square25K/yr -5.9%5.6% conv.
toilet seat soft close square10K/yr -28.2%6.3% conv.
toilet seat square soft close9K/yr +3.7%6.1% conv.
square soft close toilet seat9K/yr -14.2%4.9% conv.
square toilet seat with child seat built in5K/yr -11.6%0.2% conv.
square toilets seats5K/yr -1.9%6.9% conv.
rectangle toilet seat7K/yr -1.8%5.3% conv.
rectangular toilet seat6K/yr -9.3%3.7% conv.

All search terms

Top square toilet seat 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 21 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Mass Dynamic Square Toilet Seat for Square Pans Soft Close Quick Release Top Fixing 40 x 36 cm White

MASS DYNAMIC£13.424.2★4,891 rev

Square Toilet Seat Soft Close Toilet Seat Mute Seat Cover Quick Release Loo Seat Easy Cleaning Easy Installation with Top Fixing & Adjustable Hinges 40.5L x 36W cm Plastic AAN

AAN£17.684.3★908 rev

Rectangular Square Soft Close Toilet Seat Quick Release Loo Seat Easy Cleaning Easy Installation with Adjustable Hinges White (40.5cm L x 36cm W) Plastic

AAN BY SCOTT£18.974.3★549 rev

AQUALONA Square Duroplast Toilet Seat Soft Close - Ceramic Appearance - One Button Hinge Release for Quick Cleaning Easy Install (White - Square Shaped)

AQUALONA£26.944.3★993 rev

Solng Aldoih Square Toilet Seat Soft Close Heavy Duty Premium Thermoplastic Quick Release Easy Clean Durable White

Solng Aldoih£22.853.8★81 rev

Newest

by launch date

ZENO Quick Release Toilet Seat Square | Soft Close Toilet Seat Easy Cleaning | Fits Square Shape Toilets | Toilet Seats with Adjustable Hinges | Easy Install Toilet Seats with Anti-Bacterial Finish

ZENO£14.059 rev

3mo ago

Anika Square Toilet Seat/Soft Close with Quick Release/White 41.5 x 36 cm/Easy Top Fix Installation/Durable & Hygienic Bathroom Seat 92609

Anika£12.5314 rev

3mo ago

SURFOU Toilet Seat Soft Close Square-Shaped Heavy Duty UF/Duroplast Quick Release for Easy Cleaning Scratch Resistant White Bathroom Seat Supports up to 200 kg Stable with Rubber Fixings

SURFOU£27.7116 rev

4mo ago

Solng Aldoih Square Toilet Seat Soft Close Heavy Duty Premium Thermoplastic Quick Release Easy Clean Durable White

Solng Aldoih£22.8581 rev

5mo ago

Square Toilet Seat Soft Close YEAUPE PRO White Quick Release Urea-Formaldehyde Universal Fit Loo Seats Easy to Clean Adjustable Hinges for Most Standard Bathroom Bowl Seat(42x 36x 4cm)

YEAUPE PRO£32.67273 rev

6mo ago

What buyers say about square toilet seat

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

What buyers love

Size-Overall27%

“Fits well”

Quality-Overall19%

“Amazing quality”

Value For Money11%

“Great value”

Assembly/Installation9%

“Easy to put together”

Strength4%

“Not flimsy or cheap as others have said”

Advertised Vs Actual Product3%

“works as intended”

Comfort-Overall3%

“Very comfortable”

Soft Feel3%

“The soft close is fully effective”

Ease Of Use3%

“Very easy though”

Ease Of Cleaning2%

“Very easy to wipe clean, especially good when you remove it and clean”

What buyers complain about

Size-Overall17%

“Bolts too short”

Quality-Overall15%

“Not great quality”

Durability9%

“Broke after few months”

Strength9%

“granted its a little flimsy”

Maintenance And Repair3%

“The fixing is awful”

Ease Of Use3%

“it's difficult to take on”

Locking Mechanism2%

“Item sent and locking mechanism not working, this was overlooked when a previous customer sent the item back”

Functionality-Overall1%

“It does not stay in place worse toilet seat ordered Ive tried to contact the company”

Advertised Vs Actual Product1%

“Not as described”

Defective Material/Parts1%

“Faulty parts”

Top return reasons

Size-Overall76%

Compatibility-Overall6%

Defective Material/Parts5%

Quality-Overall2%

Advertised Vs Actual Product2%

Mechanism Issues1%

Material Quality1%