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Basal Body Temperature Thermometer

Fail

Prices span $4.37–$12.70, mostly outside the sweet spot, so Basal Body Temperature Thermometer is a Fail.

Flapen Score
38
38 / 100
Ranks 1,800 of 2,035 Health & Personal Care niches · −10 vs the category median of 48
Market size
£88K/yr103K searches / yr
90-day growth
-21.8%search demand this quarter
Competition
86%top-5 click share · 7 brands · 23 sellers

Flapen Score

Basal Body Temperature Thermometer against its category

The dotted line is the Health & Personal Care average. Past it, Basal Body Temperature Thermometer is stronger. Inside it, weaker.

38Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Basal Body Temperature Thermometer market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Basal Body Temperature Thermometer 103K times last year and spent an estimated £88K. The top 5 brands take 94% of clicks. Demand peaks in Feb. Flapen scores it 38 out of 100, a Fail.

01 · Demand

11.8% of searches ended in a purchase last week.

Shoppers searched for this 103K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 11.8% of those searches ended in a purchase. Searches in the last 90 days moved -21.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £88K a year.

Searches, last 12 months
103K
Growth, 90 days vs prior 90
-21.8%
Conversion, latest week
11.8%
Market size, estimated
£88Ka year
Peak month
February1.6× the quietest month
Top search term
basal body temperature thermometer38K searches a year

02 · Price

A sale here is worth £7.27.

Listings sell for £7.27 on average, from £4.37 to £12.70. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 1,250 to 1,500 of them. At £7.27 that is £9K to £11K a year per listing.

Average price
£7.27under the $15 to $100 sweet spot
Price range
£4.37–£12.70
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
10K–13K
Units per listing a year
1,250–1,500
Revenue per listing a year
£9K–£11K
Returns
0.8%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

89% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #7 within Medical Supplies & Equipment. It carries 3,877 reviews at 4.21 stars, so a new listing needs social proof before a better product.

Sponsored listings
89%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#7in Medical Supplies & Equipment
Average rating
4.21 starsAmazon United Kingdom average 4.36 stars
Average reviews
3,877per listing
Listings tracked
9

04 · Newcomers

Amazon counts 0 of last year's 1 launches as successful.

1 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 66 months on average, so the names here are established.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
66 months

Products

Top Basal Body Temperature Thermometer products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 86% of clicks. A locked shelf that new listings rarely crack.

£0£13K£26K£40K£53K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

7 falling

Sellers

23

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

86%

Top 20: 100%

Open market

3%

  • Easy@Home58%
  • iProvèn25%
  • BabyMad4%
  • Preview4%
  • Braun4%
  • One Step3%
  • Open — no brand owns it (1 brand, 3%)

Demand

Basal Body Temperature Thermometer search demand

Weekly searches over the year, seasonality beneath. Pick a range.

3K2KSpike '25Prime Day '25SepDecMarJunAugNovMarMay

Peak months: Feb · busiest ÷ quietest = 1.6×

Search terms

Top Basal Body Temperature Thermometer search terms shoppers use

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

  • basal body temperature thermometer38K/yr
  • bbt thermometer for ovulation22K/yr
  • basal thermometer for ovulation14K/yr
  • bbt thermometer10K/yr
  • basal thermometer8K/yr
  • ovulation thermometer5K/yr
  • natural cycles thermometer3K/yr
  • bbt3K/yr

Reviews and returns

What reviews say buyers love and hate about Basal Body Temperature Thermometer

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Measurement/Reading Accuracy17%−0.21

Can't measure temperature accurately might have been an issue with my specific thermometer

Inaccurate readings

all were so inaccurate

Temperature Control14%−0.12

Shows a different temperature every time

Can't measure temperature accurately might have been an issue with my specific thermometer

only displays the temperature very shortly so that you barely get time to read it

Functionality-Overall10%−0.15

The age precision colour coded technology did not work so it was returned for a replacement as it was a faulty item

Doesnt work

is not working

Battery Life9%−0.05

low battery life

Poor battery life

the battery is already low

Accuracy-Overall8%

Unreliable and costky

It is NOT reliable

Very Inaccurate- gives very different readings even a few seconds apart - don't trust it at all if I'm honest

Love

Ease Of Use24%+1.40

easy to read

Easy to use

Its super easy to follow

Quality-Overall8%+0.44

It is good quality and accurate

It feels reasonably well made

Excellent quality

Temperature Control8%−0.12

Great thermometer

Very accurate thermometer

gives you a good visual to see temp spikes etc

Accuracy-Overall7%

Good accuracy

Fast, accurate and reliable - all that your baby needs

Very accurate reading

Advertised Vs Actual Product6%+0.22

Item does exactly what it says

Does the job

Works as expected

Return

0.8% Return rate 0% Fixable by listing

Functionality-Overall29%█▆▇▅▆█

The age precision colour coded technology did not work so it was returned for a replacement as it was a faulty item

Doesnt work

is not working

Measurement/Reading Accuracy15%▄▆▄█▄▅

Can't measure temperature accurately might have been an issue with my specific thermometer

Inaccurate readings

all were so inaccurate

Temperature Control6%▃▄▇▆▅█

Shows a different temperature every time

Can't measure temperature accurately might have been an issue with my specific thermometer

only displays the temperature very shortly so that you barely get time to read it

Accuracy-Overall6%▁█▄▆▁▃

Unreliable and costky

It is NOT reliable

Very Inaccurate- gives very different readings even a few seconds apart - don't trust it at all if I'm honest

Defective Material/Parts5%▇█▇▅▅▁

FAQ

Common Basal Body Temperature Thermometer questions

Answered from the same tracked data.