Basal Body Temperature Thermometer
FailPrices span $4.37–$12.70, mostly outside the sweet spot, so Basal Body Temperature Thermometer is a Fail.
- Flapen Score
- 38 / 100Ranks 1,800 of 2,035 Health & Personal Care niches · −10 vs the category median of 4838
- 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.
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
An estimated 11.8% of those searches ended in a purchase.
Shoppers searched for this 103K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 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
0 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. 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
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Ovulation Tracker Digital Basal Thermometer: Easy@Home BBT Thermometer for Fertility Tracking - Basal Body Thermometer for Accurate Temperature Monitoring with Premom App Purple DMT-3018
- Price
- £7.33
- Rating
- 4.2/5
- Reviews
- 3,390
- Age
- 4y ago
Digital Basal Thermometer 1/100th Degree High Precision Quick 60-Sec Reading Memory Recall Accurate BBT Thermometer for Natural Ovulation Temperature Tracking by iProven
- Price
- £7.41
- Rating
- 4.2/5
- Reviews
- 6,023
- Age
- 7y ago
Ovulation Tracker Digital Basal Thermometer: Easy@Home BBT Thermometer for Fertility Tracking - Basal Body Thermometer for Accurate Temperature Monitoring with Premom App Pink DMT-3018
- Price
- £7.29
- Rating
- 4.2/5
- Reviews
- 3,390
- Age
- 4y ago
Digital Basal Thermometer Ovulation with Backlight LCD Display Premom APP(NOT Bluetooth) 1/100th Degree High Precision Memory Recall Ovulation Tracking Charting & Natural Family Planning Purple
- Price
- £12.70
- Rating
- 4.2/5
- Reviews
- 8,886
- Age
- 6y ago
Basal Thermometer for Ovulation - Switchable C/F - Temperature Chart - Hard Storage Case - BabyMad
- Price
- £4.37
- Rating
- 4.2/5
- Reviews
- 641
- Age
- 7y ago
Trending
estimated 90-day click momentum
One Step Basal Body Temperature Thermometer with Bluetooth Digital Ovulation & BBT Tracker with Automatic App Sync for Fertility & Cycle Monitoring
- Price
- £6.82
- Rating
- 4.2/5
- Reviews
- 34
- Age
- 4mo ago
Basal Thermometer for Ovulation - Switchable C/F - Temperature Chart - Hard Storage Case - BabyMad
- Price
- £4.37
- Rating
- 4.2/5
- Reviews
- 641
- Age
- 7y ago
Preview Digital Basal Thermometer for Ovulation Tracking Basal Body Temperature Thermometer BBT for Fertility Prediction High Accuracy IP22 Waterproof
- Price
- £4.67
- Rating
- 4.0/5
- Reviews
- 51
- Age
- 1y ago
Digital Basal Thermometer 1/100th Degree High Precision Quick 60-Sec Reading Memory Recall Accurate BBT Thermometer for Natural Ovulation Temperature Tracking by iProven
- Price
- £7.41
- Rating
- 4.2/5
- Reviews
- 6,023
- Age
- 7y ago
Ovulation Tracker Digital Basal Thermometer: Easy@Home BBT Thermometer for Fertility Tracking - Basal Body Thermometer for Accurate Temperature Monitoring with Premom App Purple DMT-3018
- Price
- £7.33
- Rating
- 4.2/5
- Reviews
- 3,390
- Age
- 4y ago
Newest
by launch dateOne Step Basal Body Temperature Thermometer with Bluetooth Digital Ovulation & BBT Tracker with Automatic App Sync for Fertility & Cycle Monitoring
- Price
- £6.82
- Rating
- 4.2/5
- Reviews
- 34
- Age
- 4mo ago
Preview Digital Basal Thermometer for Ovulation Tracking Basal Body Temperature Thermometer BBT for Fertility Prediction High Accuracy IP22 Waterproof
- Price
- £4.67
- Rating
- 4.0/5
- Reviews
- 51
- Age
- 1y ago
Ovulation Tracker Digital Basal Thermometer: Easy@Home BBT Thermometer for Fertility Tracking - Basal Body Thermometer for Accurate Temperature Monitoring with Premom App Pink DMT-3018
- Price
- £7.29
- Rating
- 4.2/5
- Reviews
- 3,390
- Age
- 4y ago
Ovulation Tracker Digital Basal Thermometer: Easy@Home BBT Thermometer for Fertility Tracking - Basal Body Thermometer for Accurate Temperature Monitoring with Premom App Purple DMT-3018
- Price
- £7.33
- Rating
- 4.2/5
- Reviews
- 3,390
- Age
- 4y ago
Digital Basal Thermometer Ovulation with Backlight LCD Display Premom APP(NOT Bluetooth) 1/100th Degree High Precision Memory Recall Ovulation Tracking Charting & Natural Family Planning Purple
- Price
- £12.70
- Rating
- 4.2/5
- Reviews
- 8,886
- Age
- 6y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 86% of clicks. A locked shelf that new listings rarely crack.
Brands
7 falling
Sellers
23
Est. top-5 brand share
94%
Top 20: 100%
Est. 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.
Peak months: Feb · busiest ÷ quietest = 1.6×
Search terms
Top Basal Body Temperature Thermometer search terms shoppers use
The exact words shoppers type, with estimated 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
We read the reviews and the return reasons for every product selling here.
“Can't measure temperature accurately might have been an issue with my specific thermometer”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
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Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Basal Body Temperature Thermometer questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data