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Black Grout

soft demand (-35.3% this quarter) — Black Grout doesn't clear our bar today.

Flapen Score

44
Skip it
Market size 12Growth 7Conversion 76Competition 36Returns 88Price range 42Avg price 53Brand share 37Review moat 68Quality gap 79
This niche Category average

Is Black Grout profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Black Grout is a £47K/yr Amazon United Kingdom market (53K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 44/100.

Black Grout: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -35.3% over the last 90 days and 7.1% of searches end in a purchase.

£47K

revenue / yr

Units sold / yr4K
Search volume / yr-35.3%53K
Conversion rate7.1%
Avg price£12.30

Who owns the niche?

The top 5 brands hold 83% of demand, so 17% of the market is open.

17%

open market share

Brands · sellers10 · 39
Top-5 product click share64%
Open market17%
Avg brand age47 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.2★ — the gap to enter on.

0/100

page quality · 17 products

Sponsored placement76%
New entrants (1y)4· 0 succeeded
Avg rating4.2★
Avg reviews769

Top Black Grout products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

£0£2K£5K£7K£9K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

10 falling

Sellers

39

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

64%

Top 20: 100%

Open market

10%

  • BONDIFY25%
  • Hemway20%
  • Mapei15%
  • Unibond15%
  • PENTAUSA8%
  • Palace8%
  • Open — no brand owns it (4 brands, 10%)

Black Grout demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume53KCVR7.1%Products17Brands10Top 5 Brands83%OOS Rate2.2%Rating4.2★Reviews769Avg BSR#137
2K1KSpike '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jul '26

Top Black Grout search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • black grout33K/yr
  • black tile grout14K/yr
  • black grout for tiles6K/yr

What reviews say buyers love and hate about Black Grout

What buyers mention most, as a share of all reviews.

What buyers love

85% of reviews
Ease Of Use22%

Easy to use

Color15%

Lasts well, good colour

Quality-Overall13%

produce good-quality grout paste

Ease Of Cleaning8%

cleaned up nicely

Value For Money8%

Great value and looks nice

What buyers complain about

74% of reviews
Leak-Proof13%

The Whole Thing Has Leaked

Value For Money11%

Is the product good value for money: No

Water Resistance11%

Useless for showers, NOT waterproof

Ease Of Cleaning8%

it washes off when cleaning tiles

Thickness7%

Needs to be thicker

Black Grout return rate & reasons

Why buyers send it back, as a share of all return requests.

1.3%

Return rate

33%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Leak-Proof
34%
2Color
26%
3Defective Material/Parts
12%
4Adhesion/Stickiness
8%
5Functionality-Overall
3%

Common Black Grout questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Black Grout 44/100 on Amazon United Kingdom — Skip it. The niche generates £47K/yr across 17 tracked products. 0 of 4 products launched in the last 360 days are still selling. Search demand moved -35.3% over the last 90 days.
Black Grout buyers on Amazon United Kingdom complain most about Leak-Proof, Value For Money, Water Resistance, the themes mined from the niche's reviews. Its return rate is 1.3%.