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Mold Detector

Fail

The top 5 products take 80% of clicks, so Mold Detector is a Fail.

Flapen Score
42
42 / 100
Ranks 6,968 of 9,536 Tools & Home Improvement niches · −6 vs the category median of 48
Market size
$556K/yr475K searches / yr
90-day growth
-15.7%search demand this quarter
Competition
80%top-5 click share · 10 brands · 49 sellers

Flapen Score

Mold Detector against its category

The dotted line is the Tools & Home Improvement average. Past it, Mold Detector is stronger. Inside it, weaker.

42Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Mold Detector market on Amazon at a glance

Shoppers on Amazon United States searched for Mold Detector 475K times last year and spent an estimated $556K. The top 5 brands take 85% of clicks. Demand peaks in Oct. Flapen scores it 42 out of 100, a Fail.

01 · Demand

An estimated 4.3% of those searches ended in a purchase.

Shoppers searched for this 475K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.3% of those searches ended in a purchase. Searches in the last 90 days moved -15.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $556K a year.

Searches, last 12 months
475K
Growth, 90 days vs prior 90
-15.7%
Conversion, latest week
4.3%
Market size, estimated
$556Ka year
Peak month
October1.5× the quietest month
Top search term
mold detector192K searches a year

02 · Price

A sale here is worth $27.41.

Listings sell for $27.41 on average, from $10.02 to $48.19. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 1,250 to 1,500 of them. At $27.41 that is $34K to $41K a year per listing.

Average price
$27.41inside the $15 to $100 sweet spot
Price range
$10.02–$48.19
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
20K–25K
Units per listing a year
1,250–1,500
Revenue per listing a year
$34K–$41K
Returns
4.4%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

82% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 3.9% of listings are out of stock. The average listing ranks #7 within Measuring & Layout Tools. It carries 4,047 reviews at 4.44 stars, so a new listing needs social proof before a better product.

Sponsored listings
82%
Prime listings
100%
Out of stock, average day
3.9%
Average rank
#7in Measuring & Layout Tools
Average rating
4.44 starsAmazon United States average 4.42 stars
Average reviews
4,047per listing
Listings tracked
11

04 · Newcomers

1 of last year's 1 launches cleared the first-year sales bar.

1 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 48 months on average, so the names here are settling in.

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

Products

Top Mold Detector 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 28, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 80% of clicks. A locked shelf that new listings rarely crack.

$0$56K$111K$167K$222K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

10 falling

Sellers

49

Est. top-5 brand share

85%

Top 20: 100%

Est. top-5 click share

80%

Top 20: 100%

Open market

12%

  • General Tools39%
  • KAYENQO23%
  • ENESNES9%
  • ERICKHILL8%
  • Mold Armor6%
  • Prexiso4%
  • Open — no brand owns it (4 brands, 12%)

Demand

Mold Detector search demand

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

12K8KPrime Day '25Spike '25SepDecMarJunAugNovMarMay

Peak months: Oct · busiest ÷ quietest = 1.5×

Search terms

Top Mold Detector search terms shoppers use

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

  • mold detector192K/yr
  • mold detector for home109K/yr
  • mold tester42K/yr
  • mold detector meter19K/yr
  • mold meter12K/yr
  • mold detector device20K/yr
  • black mold detector12K/yr
  • mold behind wall detector16K/yr
  • mold meter detector9K/yr
  • mold detection7K/yr

Reviews and returns

What reviews say buyers love and hate about Mold Detector

We read the reviews and the return reasons for every product selling here.

37%of positive reviews mention “Ease Of Use”
17%of negative reviews mention “Instructions/User Manual/Troubleshooting”
4.4%of orders come back
“No instructions”
A buyer, on “Instructions/User Manual/Troubleshooting”17% of negative reviews mention the same topic

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.

18 topics

NegativePositive

FAQ

Common Mold Detector 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