Bad Breath Tester
MaybeThe products selling today average only 3.5★. But demand is soft, at -11.1% this quarter, so Bad Breath Tester is a Maybe.
- Flapen Score
- 58 / 100Top 16% of 14,768 Health & Household niches · +9 vs the category median of 4958
- Market size
- $79K/yr49K searches / yr
- 90-day growth
- -11.1%search demand this quarter
- Competition
- 51%top-5 click share · 17 brands · 41 sellers
Flapen Score
Bad Breath Tester against its category
The dotted line is the Health & Household average. Past it, Bad Breath Tester is stronger. Inside it, weaker.
Market
The Bad Breath Tester market on Amazon at a glance
Shoppers on Amazon United States searched for Bad Breath Tester 49K times last year and spent an estimated $79K. The top 5 brands take 65% of clicks. Flapen scores it 58 out of 100, a Maybe.
01 · Demand
An estimated 4.7% of those searches ended in a purchase.
Shoppers searched for this 49K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.7% of those searches ended in a purchase. Searches in the last 90 days moved -11.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $79K a year.
- Searches, last 12 months
- 49K
- Growth, 90 days vs prior 90
- -11.1%
- Conversion, latest week
- 4.7%
- Market size, estimated
- $79Ka year
- Peak month
- August1.4× the quietest month
- Top search term
- bad breath tester21K searches a year
02 · Price
A sale here is worth $34.77.
Listings sell for $34.77 on average, from $5.38 to $59.77. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $34.77 that is $0 to $3K a year per listing.
- Average price
- $34.77inside the $15 to $100 sweet spot
- Price range
- $5.38–$59.77
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$3K
- Returns
- 0.1%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
88% of listings pay for placement with sponsored ads. 96% ship with Prime. On an average day, 35.6% of listings are out of stock. The average listing ranks #135 within Home Tests. It carries 1,861 reviews at 3.48 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 88%
- Prime listings
- 96%
- Out of stock, average day
- 35.6%
- Average rank
- #135in Home Tests
- Average rating
- 3.48 starsAmazon United States average 4.42 stars
- Average reviews
- 1,861per listing
- Listings tracked
- 26
04 · Newcomers
1 of last year's 12 launches cleared the first-year sales bar.
12 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 45 months on average, so the names here are settling in.
- Launched, last 12 months
- 12
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 45 months
Products
Top Bad Breath Tester 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 14, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Oral Odor Freshening Detector Personal Bad Smell Checker Portable Oral Odor Freshening Rate Detector for Oral Health Real - Time Odor Checking 32 - bit CPU for Accurate Monitoring
- Price
- $45.57
- Rating
- 3.4/5
- Reviews
- 5
- Age
- 5mo ago

Bad Breath Tester Portable Instant Mouth Odor Detector Bad Breath Analyzer for Oral Health Check (White 2)
- Price
- $26.64
- Rating
- 1.8/5
- Reviews
- 9
- Age
- 11mo ago

Bad Breath Tester Smart Breath Odor Detector Portable Contactless Bad Breath Checker USB Charging Display Bad Breath Level/Gas Concentration/Social Distance (White)
- Price
- $41.43
- Rating
- 3.5/5
- Reviews
- 44
- Age
- 1y ago

Portable Bad Breath Tester Semiconductor Breath Analyzer with Backlit LCD Cartoon Display 0-4 Level Oral Odor Detector Mini Personal Oral Hygiene Checker for Travel Business and Daily Self-Check
- Price
- $34.54
- Rating
- 5.0/5
- Reviews
- 12
- Age
- 10mo ago

Professional Bad Oral Odor Freshening Rate Detector & Oral Odor Checker - Advanced Smart Oral Odor Monitor for Easy Personal Oral Cavity Care - Black
- Price
- $46.66
- Rating
- 5.0/5
- Reviews
- 4
- Age
- 8mo ago
Trending
estimated 90-day click momentum
Ketosis Breath Meter for Tracking Your ketosis - Professional Home Ketone Breath Analyzer Portable Ketone Breath Monitors Tester for Accurate Testing with Includes 10 Mouthpieces
- Price
- $46.24
- Rating
- 4.9/5
- Reviews
- 43
- Age
- 9mo ago

Professional Breath Odor Checker Tool Oral Odor Breath Checker & Personal Oral Freshness Tester Rechargeable Portable Bad Breath & Oral Odor Detector for Accurate Oral Odor Detection
- Price
- $37.59
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 9mo ago

Portable Bad Breath Detector Kit Personal Oral Cavity Smell Checker & Odor Monitor Tool for Daily Household Oral Care Testing
- Price
- $34.78
- Rating
- 1.5/5
- Reviews
- 2
- Age
- 2mo ago

Professional Oral Odor Detector & Bad Smell Checker Portable Personal Bad Oral Odor Detector for Oral Health Real - Time Odor Checking 32 - bit CPU for Accurate Monitoring
- Price
- $46.95
- Rating
- 4.9/5
- Reviews
- 13
- Age
- 1y ago

Oral Odor Breath Checker Personal Oral Freshness Tester Rechargeable Portable Bad Breath & Oral Odor Detector Professional Breath Odor Checker Tool for Accurate Oral Odor Detection
- Price
- $35.46
- Rating
- 1.0/5
- Reviews
- 1
- Age
- 2mo ago
Newest
by launch date
Portable Bad Breath Detector Kit Personal Oral Cavity Smell Checker & Odor Monitor Tool for Daily Household Oral Care Testing
- Price
- $34.78
- Rating
- 1.5/5
- Reviews
- 2
- Age
- 2mo ago

Oral Odor Breath Checker Personal Oral Freshness Tester Rechargeable Portable Bad Breath & Oral Odor Detector Professional Breath Odor Checker Tool for Accurate Oral Odor Detection
- Price
- $35.46
- Rating
- 1.0/5
- Reviews
- 1
- Age
- 2mo ago

Futry Bad Breath Tester Portable Oral Odor Detector with MEMS Sensor Pop-Up Hygienic Probe 4-Level Breath Odor Check USB-C Rechargeable Breath Tester for Daily Oral Care White
- Price
- $59.77
- Rating
- 5.0/5
- Reviews
- 4
- Age
- 3mo ago

Oral Odor Freshening Detector Personal Bad Smell Checker Portable Oral Odor Freshening Rate Detector for Oral Health Real - Time Odor Checking 32 - bit CPU for Accurate Monitoring
- Price
- $45.57
- Rating
- 3.4/5
- Reviews
- 5
- Age
- 5mo ago

Oral Odor Breath Detector Professional Odor Freshening Breath Tester - Portable Oral Odor Breath Checker | Personal Oral Cavity Testing Monitor for Personal Oral Cavity
- Price
- $39.29
- Rating
- 3.0/5
- Reviews
- 2
- Age
- 5mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 51% of clicks. Leaders hold, but buyers still shop past them.
Brands
17 falling
Sellers
41
Est. top-5 brand share
65%
Top 20: 100%
Est. top-5 click share
51%
Top 20: 92%
Open market
29%
- Famkeler24%
- coolker12%
- Anntoo12%
- Aunnhon10%
- Ujhosld8%
- Gemusve5%
Demand
Bad Breath Tester search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.4×
Search terms
Top Bad Breath Tester search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- bad breath tester21K/yr
- bad breath detector11K/yr
- halimeter7K/yr
- breath tester4K/yr
- halimeter for bad breath3K/yr
- breath odor detector2K/yr
Reviews and returns
What reviews say buyers love and hate about Bad Breath Tester
We read the reviews and the return reasons for every product selling here.
“There not useful at all”
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.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Bad Breath Tester 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









