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Hollow Knight

prices mostly outside the sweet spot ($5.45–$14.19) — Hollow Knight doesn't clear our bar today.

Flapen Score

34
Skip it
Market size 15Growth 10Conversion 37Competition 36Returns 98Price range 0Avg price 25Brand share 30Review moat 99Quality gap 23
This niche Category average

Is Hollow Knight profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Hollow Knight is a £62K/yr Amazon United Kingdom market (233K searches/yr). The top 5 brands hold 87% of demand. Verdict: Skip it — 34/100.

Hollow Knight: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -30.5% over the last 90 days and 2.9% of searches end in a purchase.

£62K

revenue / yr

Units sold / yr5K
Search volume / yr-30.5%233K
Conversion rate2.9%
Avg price£9.01

Who owns the niche?

The top 5 brands hold 87% of demand, so 13% of the market is open.

13%

open market share

Brands · sellers10 · 14
Top-5 product click share63%
Open market13%
Avg brand age21 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 17 products

Sponsored placement76%
New entrants (1y)12· 0 succeeded
Avg rating4.6★
Avg reviews12

Top Hollow Knight 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 63% of clicks — established leaders, but buyers still shop beyond them.

£0£6K£12K£19K£25K110100 Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

Brands

10 falling

Sellers

14

Top-5 brand share

87%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

9%

  • Cloud City 742%
  • Kanfyyl16%
  • Generic12%
  • Fantasix10%
  • GAUEIOUR7%
  • LYunMu4%
  • Open — no brand owns it (4 brands, 9%)

Hollow Knight demand & seasonality

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

Volume233KCVR2.9%Products17Brands10Top 5 Brands87%OOS Rate33.2%Rating4.6★Reviews12Avg BSR#3,499
18K13KHoliday '25Nov '25Dec '25Jan '26Mar '26Apr '26May '26

Top Hollow Knight search terms shoppers use

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

  • hollow knight176K/yr
  • hollow knight merch46K/yr
  • hollow knight figure11K/yr

What reviews say buyers love and hate about Hollow Knight

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

What buyers love

97% of reviews
Quality-Overall47%

Great quality

Gifting Purpose15%

Could make for a nice gift

Value For Money13%

it looked pretty good for the price

Collectibles6%

Perfect for my 14 year old who collects game memorabilia and merch

Design-Overall3%

The designs stay very faithful to the games style, especially the masks, cloaks and weapons

What buyers complain about

63% of reviews
Durability25%

sadly lost on the second day of wearing it

Fastener Quality25%

Not a good clasp

Advertised Vs Actual Product13%

Although the listing doesnt directly mention it

Hollow Knight return rate & reasons

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

0.4%

Return rate

38%

Fixable by listing

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

1Quality-Overall
38%
2Strength
25%
3Size-Overall
25%
4Color
13%

Common Hollow Knight questions

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

Flapen scores Hollow Knight 34/100 on Amazon United Kingdom — Skip it. The niche generates £62K/yr across 17 tracked products. 0 of 12 products launched in the last 360 days are still selling. Search demand moved -30.5% over the last 90 days.
Hollow Knight buyers on Amazon United Kingdom complain most about Durability, Fastener Quality, Advertised Vs Actual Product, the themes mined from the niche's reviews. Its return rate is 0.4%.