Skip to content

Smile Therapy Ultrasonic Tooth Cleaner

soft demand (-31.5% this quarter) — Smile Therapy Ultrasonic Tooth Cleaner doesn't clear our bar today.

Flapen Score

43
Skip it
Market size 10Growth 9Conversion 23Competition 30Returns 96Price range 90Avg price 95Brand share 34Review moat 25Quality gap 95
This niche Category average

Is Smile Therapy Ultrasonic Tooth Cleaner profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Smile Therapy Ultrasonic Tooth Cleaner is a £39K/yr Amazon United Kingdom market (91K searches/yr). The top 5 brands hold 84% of demand. Demand peaks in Jan–Feb. Verdict: Skip it — 43/100.

Smile Therapy Ultrasonic Tooth Cleaner: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -31.5% over the last 90 days and 1.8% of searches end in a purchase.

£39K

revenue / yr

Units sold / yr3K
Search volume / yr-31.5%91K
Conversion rate1.8%
Avg price£23.03

Who owns the niche?

The top 5 brands hold 84% of demand, so 16% of the market is open.

16%

open market share

Brands · sellers12 · 27
Top-5 product click share67%
Open market16%
Avg brand age24 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.0★ — the gap to enter on.

0/100

page quality · 21 products

Sponsored placement95%
New entrants (1y)11· 4 succeeded
Avg rating4.0★
Avg reviews4,310

Top Smile Therapy Ultrasonic Tooth Cleaner 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 67% of clicks — established leaders, but buyers still shop beyond them.

£0£2K£4K£6K£8K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 falling

Sellers

27

Top-5 brand share

84%

Top 20: 98%

Top-5 click share

67%

Top 20: 99%

Open market

13%

  • Generic23%
  • Smile Therapy22%
  • MEPRFROT14%
  • HOKIN14%
  • HANGSUN10%
  • MySweetSmile3%
  • Open — no brand owns it (6 brands, 13%)

Smile Therapy Ultrasonic Tooth Cleaner demand & seasonality

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

Volume91KCVR1.8%Products21Brands12Top 5 Brands84%OOS Rate20.0%Rating4.0★Reviews4,310Avg BSR#93
3K2KPrime Day '25Spike '25Spike '26MarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Jan, Feb · busiest ÷ quietest = 1.8×

What reviews say buyers love and hate about Smile Therapy Ultrasonic Tooth Cleaner

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

What buyers love

76% of reviews
Oral Hygiene16%

It was great on the teeth

Quality-Overall14%

The build quality feels solid

Value For Money11%

Money well spent

Ease Of Use8%

Ease of use

Advertised Vs Actual Product7%

Working as advertised

What buyers complain about

63% of reviews
Durability21%

STOPPED WORKING

Charging14%

Doesnt charge

Functionality-Overall5%

still wont turn on

Quality-Overall5%

the build quality is not up to standard - the head snapped off whilst trying to change it

Value For Money4%

expensive

Smile Therapy Ultrasonic Tooth Cleaner return rate & reasons

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

0.8%

Return rate

14%

Fixable by listing

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

1Functionality-Overall
25%
2Charging
15%
3Defective Material/Parts
6%
4Size-Overall
5%
5Advertised Vs Actual Product
5%

Common Smile Therapy Ultrasonic Tooth Cleaner questions

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

Flapen scores Smile Therapy Ultrasonic Tooth Cleaner 43/100 on Amazon United Kingdom — Skip it. The niche generates £39K/yr across 21 tracked products. 4 of 11 products launched in the last 360 days are still selling. Search demand moved -31.5% over the last 90 days.
Search demand for Smile Therapy Ultrasonic Tooth Cleaner on Amazon United Kingdom peaks in Jan–Feb, where the busiest month runs 1.8× the quietest.