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Dehumidifier and Air Purifier

soft demand (-27.4% this quarter) — Dehumidifier and Air Purifier doesn't clear our bar today.

Flapen Score

37
Skip it
Market size 18Growth 11Conversion 21Competition 36Returns 55Price range 64Avg price 81Brand share 48Review moat 47Quality gap 55
This niche Category average

Is Dehumidifier and Air Purifier profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Dehumidifier and Air Purifier is a £72K/yr Amazon United Kingdom market (52K searches/yr). The top 5 brands hold 76% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Skip it — 37/100.

Dehumidifier and Air Purifier: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -27.4% over the last 90 days and 1.7% of searches end in a purchase.

£72K

revenue / yr

Units sold / yr500
Search volume / yr-27.4%52K
Conversion rate1.7%
Avg price£83.61

Who owns the niche?

The top 5 brands hold 76% of demand, so 24% of the market is open.

24%

open market share

Brands · sellers13 · 87
Top-5 product click share64%
Open market24%
Avg brand age28 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 18 products

Sponsored placement72%
New entrants (1y)2· 2 succeeded
Avg rating4.4★
Avg reviews1,756

Top Dehumidifier and Air Purifier 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£7K£14K£22K£29K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

13 falling

Sellers

87

Top-5 brand share

76%

Top 20: 100%

Top-5 click share

64%

Top 20: 100%

Open market

18%

  • Russell Hobbs36%
  • Meaco13%
  • Olsen & Smith12%
  • Devola8%
  • PHILIPS7%
  • Levoit6%

Dehumidifier and Air Purifier demand & seasonality

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

Volume52KCVR1.7%Products18Brands13Top 5 Brands76%OOS Rate6.6%Rating4.4★Reviews1,756Avg BSR#160
5K3KSpike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 6.3×

What reviews say buyers love and hate about Dehumidifier and Air Purifier

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

What buyers love

75% of reviews
Quality-Overall18%

Product working very well

Air Purification15%

Effective compact air purifier

Value For Money15%

Well worth it

Ease Of Use9%

Easy to use

Assembly/Installation4%

Easy to put together with the filter

What buyers complain about

62% of reviews
Connectivity-Overall12%

WiFi connection drops out

Value For Money9%

Really disappointed as £150 down the drain

Filtration8%

Malfunction after filter change

Noise Level6%

Not as quiet as led to believe

Durability6%

Only had it a couple of months before it broke

Dehumidifier and Air Purifier return rate & reasons

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

2.8%

Return rate

36%

Fixable by listing

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

1Size-Overall
28%
2Functionality-Overall
24%
3Filtration
7%
4Connectivity-Overall
6%
5Value For Money
5%

Common Dehumidifier and Air Purifier questions

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

Flapen scores Dehumidifier and Air Purifier 37/100 on Amazon United Kingdom — Skip it. The niche generates £72K/yr across 18 tracked products. 2 of 2 products launched in the last 360 days are still selling. Search demand moved -27.4% over the last 90 days.
Search demand for Dehumidifier and Air Purifier on Amazon United Kingdom peaks in Jan–Oct–Nov–Dec, where the busiest month runs 6.3× the quietest.