Is btartbox top coat profitable to sell on Amazon United States?

The niche generates $177K/yr across 30 tracked products. 3 of 5 products launched in the last 360 days are still selling. 90-day search growth is -10.3%. Flapen's verdict: Skip it (49/100).

How competitive is the btartbox top coat niche?

9 brands and 23 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 91% of demand.

What do buyers complain about in btartbox top coat?

Top complaints mined from reviews: Adhesion/Stickiness, Durability, Allergies. The return rate is 1.2%.

When does demand for btartbox top coat peak?

Demand peaks in May; the busiest month runs 1.9× the quietest.

What does it cost to enter the btartbox top coat niche?

Listings span $5.75–$25.22; the average listing price is $10.71 (sweet spot $15–$100). The average incumbent carries 7,047 reviews — the moat a new listing must climb.

btartbox top coat

Skip it

Soft demand (-10.3% this quarter) — this niche doesn't clear our bar today.

Returns

Great1.2%

return rate — above 5% kills the launch gate

Conversion

Great7.8%

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

Competition

Good46%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Price range

Good$5.75–$25.22

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

Avg price

Okay$10.71

avg listing price — sweet spot $15–$100

Market size

Okay$177K

$177K/yr · 213K searches

Brand share

Bad91%

top-5 brand share — brand-locked demand

Review moat

Bad7,046.83

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-10.3%

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

According to Flapen's Amazon United States niche tracking, btartbox top coat is a $177K/yr Amazon United States market (213K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in May. Verdict: Skip it — 49/100.

Data updated Jul 12, 2026 · scored weekly · How we score niches

btartbox top coat market data

Units sold / yr: 15K–20K; avg 250–500/product
Revenue / yr: $161K–$214K; units × avg price
Conversion rate: 7.8%
Avg BSR: #163
Page quality: 0%
Prime: 100%
Sponsored: 77%
Out of stock: 0.7%
Avg brand age: 51 months
Avg seller age: 172 days

Competition & brand share

The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.

Brands

9 flat

Sellers

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

46%

Top 20: 90%

Open market

BTARTBOXNAILS23%
GAOY22%
NOVO OVO18%
beetles Gel Polish15%
modelones12%
JODSONE5%
Open — no brand owns it (3 brands, 4%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -10.3% search growth over the last 90 days.

Peak months: May · busiest ÷ quietest = 1.9×

Open Trend

Top btartbox top coat search terms

builder gel and top coat79K/yr -10.7%7.2% conv.
builder gel top coat22K/yr +6.3%6.9% conv.
novo ovo nail glue15K/yr -15.1%7.8% conv.
builder gel and top coat for press on nails14K/yr -17.0%6.4% conv.
builder top coat7K/yr +8.4%3.7% conv.
btartbox top coat11K/yr +9.3%5.4% conv.
builder gel base and top coat8K/yr -2.2%5.7% conv.
btartbox builder gel and top coat set3K/yr +746.5%9.8% conv.
xcoat builder gel and top coat4K/yr +57.8%7.8% conv.
top coat and builder gel8K/yr -31.8%8.4% conv.

All search terms

Top btartbox top coat 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

BTArtboxnails XCOATTIPS French Protecting DUO Builder Gel and Top Coat Set - Protect French Tips No More Chipping

BTARTBOXNAILS$16.104.5★11,913 rev

UV Nail Glue and Builder Gel 2 in 1 No Wipe Top Coat Kit for Predesigned French Tip Nail Tips NOVO OVO Super Strong Adhesive for Press on Nails 30+ Days Long Lasting Salon Effect Easy to Use

NOVO OVO$14.654.5★258 rev

GAOY Gel Top Coat Builder Gel and Base Coat Set 3 Pcs 16ml Clear Glossy No Wipe Combination for UV Light Cure

GAOY$9.794.6★2,031 rev

GAOY Glossy Gel Top Coat and Builder Base Set 2 Pcs 16ml Glassy Top Coat and Clear Rubber Base Nail Strengthener Combination for UV Light Cure Gel Nail Polish

GAOY$6.914.6★158 rev

Beetles Builder Gel and Extra Glossy Top Coat No Wipe for Nails with Nail Brush 15ml Low Heat Hypoallergenic Clear 7 in 1 Builder High Shine Long Lasting Top Coat Gel Nail Polish

beetles Gel Polish$9.394.1★315 rev

Newest

by launch date

APRS Builder Top Gelcoat 15mL High-Gloss Non-Wipe HEMA & TPO-Free Self-Leveling Builder Gel for Gel-X Nail Extensions Smooths Strengthens & Seals Nail Art

APRÉS$14.9248 rev

3mo ago

NOVO OVO UV Nail Glue and Builder Gel 2 in 1 No Wipe Top Coat Kit for Predesigned French Tip Nail Tips HEMA TPO FREE Super Strong Adhesive for Press on Acrylic Nails Long Lasting Easy to Use

NOVO OVO$14.56120 rev

5mo ago

UV Nail Glue and Builder Gel 2 in 1 No Wipe Top Coat Kit for Predesigned French Tip Nail Tips NOVO OVO Super Strong Adhesive for Press on Nails 30+ Days Long Lasting Salon Effect Easy to Use

NOVO OVO$14.65258 rev

6mo ago

JODSONE Crystal Builder Top Coat Gel 16.5ml No Wipe Clear Top Coat for Gel Nail Polish Ultra Transparent for Glossy Finish or Overlay Structure U V/LED Curing Needed

JODSONE$6.29372 rev

1y ago

Beetles Builder Gel with Base & Top Coat 3 Pcs Clear Gel for Nail Strengthening Building Instant Apex & Extension Beginner Friendly DIY Salon at Home Gifts for Women UV & LED Lamp Needed

beetles Gel Polish$10.174,639 rev

1y ago

What buyers say about btartbox top coat

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

What buyers love

Quality-Overall23%

“If you are looking for a quality product that is affordable”

Ease Of Use10%

“Easy to use”

Brightness/Shine/Glow8%

“Amazing shine”

Durability8%

“Bottles are very durable”

Value For Money7%

“Good Price”

Ease Of Application5%

“Easy Application”

Adhesion/Stickiness4%

“This adhesive is very strong as well”

Thickness4%

“Super thick”

Efficiency3%

“effective”

Color2%

“the color is clear”

What buyers complain about

Adhesion/Stickiness11%

“Doesn't stick”

Durability11%

“Didnt last”

Allergies6%

“Allergic”

Thickness6%

“This gel is very thick”

Quality-Overall6%

“Sadly it wasnt good quality it turned a yellow tint on my nails”

Functionality-Overall6%

“Dont work good”

Smell4%

“Horrible chemical smell”

Moist/Dry4%

“it doesnt dry”

Ease Of Use3%

“not easy to use”

Leak-Proof3%

“leaking in the box”

Top return reasons

Functionality-Overall21%

Adhesion/Stickiness11%

Advertised Vs Actual Product10%

Value For Money5%

Quality-Overall5%