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Nuki

brand-locked demand (top 5 brands take 100% of clicks) — Nuki doesn't clear our bar today.

Flapen Score

28
Skip it
Market size 27Growth 22Conversion 17Competition 12Returns 27Price range 0Avg price 48Brand share 0Review moat 75Quality gap 82
This niche Category average

Is Nuki profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Nuki is a £116K/yr Amazon United Kingdom market (45K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 28/100.

Nuki: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -6.3% over the last 90 days and 1.4% of searches end in a purchase.

£116K

revenue / yr

Units sold / yr500
Search volume / yr-6.3%45K
Conversion rate1.4%
Avg price£186.16

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers2 · 5
Top-5 product click share85%
Open market0%
Avg brand age31 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 · 11 products

Sponsored placement73%
New entrants (1y)2· 1 succeeded
Avg rating4.2★
Avg reviews501

Top Nuki 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 capture 85% of clicks — a locked-up shelf that new listings rarely crack.

£0£12K£23K£35K£46K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

2 falling

Sellers

5

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

85%

Top 20: 100%

Open market

0%

  • NUKI77%
  • Ultion23%
  • Open — no brand owns it (0%)

Nuki demand & seasonality

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

Volume45KCVR1.4%Products11Brands2Top 5 Brands100%OOS Rate9.8%Rating4.2★Reviews501Avg BSR#694
3K2KSpike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 2.0×

Top Nuki search terms shoppers use

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

  • nuki smart lock22K/yr
  • nuki11K/yr
  • nuki smart lock ultra5K/yr
  • ultion nuki4K/yr
  • nuki smart lock pro3K/yr

What reviews say buyers love and hate about Nuki

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

What buyers love

72% of reviews
Locking Mechanism23%

Great easy to install smart lock

Assembly/Installation14%

Not to bad to set up

Quality-Overall7%

Build quality is quite compact

Ease Of Use7%

Make life easy

Security5%

Safe and very secure, easy to setup

What buyers complain about

48% of reviews
Compatibility-Overall11%

I ran the app that told me that my barrel was not compatible

Product Condition9%

Complaint: Item Received Not in New Condition

Quality-Overall5%

I have one and it's pretty bad, if I paid attention to the details I wouldn't have invested £400 in the lock and keypad

Locking Mechanism5%

and you cannot lock the door leaving

Value For Money4%

I have one and it's pretty bad, if I paid attention to the details I wouldn't have invested £400 in the lock and keypad

Nuki return rate & reasons

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

4.8%

Return rate

28%

Fixable by listing

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

1Compatibility-Overall
33%
2Size-Overall
25%
3Locking Mechanism
7%
4Connectivity-Overall
5%
5Defective Material/Parts
5%

Common Nuki questions

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

Flapen scores Nuki 28/100 on Amazon United Kingdom — Skip it. The niche generates £116K/yr across 11 tracked products. 1 of 2 products launched in the last 360 days are still selling. Search demand moved -6.3% over the last 90 days.
Search demand for Nuki on Amazon United Kingdom peaks in Oct–Nov, where the busiest month runs 2.0× the quietest.