Ph Meter
MaybeThe products selling today average only 4.0★. But demand is soft, at -2.4% this quarter, so Ph Meter is a Maybe.
- Flapen Score
- 55 / 100Top 23% of 740 Business, Industry & Science niches · +6 vs the category median of 4955
- Market size
- £173K/yr138K searches / yr
- 90-day growth
- -2.4%search demand this quarter
- Competition
- 65%top-5 click share · 12 brands · 21 sellers
Flapen Score
Ph Meter against its category
The dotted line is the Business, Industry & Science average. Past it, Ph Meter is stronger. Inside it, weaker.
Market
The Ph Meter market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Ph Meter 138K times last year and spent an estimated £173K. The top 5 brands take 82% of clicks. Flapen scores it 55 out of 100, a Maybe.
01 · Demand
An estimated 7.8% of those searches ended in a purchase.
Shoppers searched for this 138K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 7.8% of those searches ended in a purchase. Searches in the last 90 days moved -2.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated £173K a year.
- Searches, last 12 months
- 138K
- Growth, 90 days vs prior 90
- -2.4%
- Conversion, latest week
- 7.8%
- Market size, estimated
- £173Ka year
- Peak month
- May1.2× the quietest month
- Top search term
- ph meter50K searches a year
02 · Price
A sale here is worth £16.18.
Listings sell for £16.18 on average, from £5.56 to £31.96. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 250 to 500 of them. At £16.18 that is £4K to £8K a year per listing.
- Average price
- £16.18inside the $15 to $100 sweet spot
- Price range
- £5.56–£31.96
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £4K–£8K
- Returns
- 1.4%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads.
94% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 9.2% of listings are out of stock. The average listing ranks #19 within Test & Measurement. It carries 361 reviews at 4.04 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 94%
- Prime listings
- 100%
- Out of stock, average day
- 9.2%
- Average rank
- #19in Test & Measurement
- Average rating
- 4.04 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 361per listing
- Listings tracked
- 17
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 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 39 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 39 months
Products
Top Ph Meter 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 21, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
flintronic Digital pH 0.01pH High Accuracy pH Tester 2% Reading Accuracy PH Temp Water Testers pH Meters for Household Drinking Water Pool Hydroponics Aquarium
- Price
- £5.68
- Rating
- 3.9/5
- Reviews
- 1,088
- Age
- 3y ago

YINMIK Digital pH Meter 2-in-1 pH Tester for Water with Calibration Buffer
- Price
- £13.35
- Rating
- 4.3/5
- Reviews
- 268
- Age
- 1y ago

Digital pH Meter Water PPM Tester Color Screen 4 in 1 pH Tester pH EC TDS Temp Water Quality Test Pen Suitable for Hydroponics NFC DWC Swimming Pool Hot Tub Drinking Water Brewing&Fermentation
- Price
- £29.71
- Rating
- 4.3/5
- Reviews
- 245
- Age
- 1y ago

GIDIGI Digital pH Meter High Accuracy Portable Water Tester with Calibration Powders Color LCD Backlit Display with pH Test Strip Function for Lab Pools Hydroponics Aquariums Hot Tubs Drinking Water
- Price
- £16.07
- Rating
- 4.0/5
- Reviews
- 352
- Age
- 1y ago

UIUZMAR Food pH Tester Digital pH Meter for Food Fermentation
- Price
- £31.90
- Rating
- 4.4/5
- Reviews
- 378
- Age
- 1y ago
Trending
estimated 90-day click momentum
Digital pH Meter PH Tester for Water 0.01PH High-Precision Water Quality Tester 0-14PH Measurement Range Auto Calibration and Clear Display for Swimming Pool Drinking Water Aquariums Hydroponics
- Price
- £8.80
- Rating
- 3.6/5
- Reviews
- 8
- Age
- 2mo ago

PH Meter Digital High Accuracy Water Quality PH Meter with ATC 0-14 Measurement Range PH Tester for Household Drinking Water Hydroponics Aquarium Water Pool(Orange-01)
- Price
- £11.03
- Rating
- 4.0/5
- Reviews
- 1
- Age
- 7mo ago

GIDIGI Digital pH Meter High Accuracy Portable Water Tester with Calibration Powders Color LCD Backlit Display with pH Test Strip Function for Lab Pools Hydroponics Aquariums Hot Tubs Drinking Water
- Price
- £16.07
- Rating
- 4.0/5
- Reviews
- 352
- Age
- 1y ago

YINMIK Digital pH Meter 2-in-1 pH Tester for Water with Calibration Buffer
- Price
- £13.35
- Rating
- 4.3/5
- Reviews
- 268
- Age
- 1y ago

UIUZMAR Water pH TDS Meter Pen pH EC Meter Hydroponic
- Price
- £23.53
- Rating
- 4.2/5
- Reviews
- 1,080
- Age
- 2y ago
Newest
by launch date
Digital pH Meter PH Tester for Water 0.01PH High-Precision Water Quality Tester 0-14PH Measurement Range Auto Calibration and Clear Display for Swimming Pool Drinking Water Aquariums Hydroponics
- Price
- £8.80
- Rating
- 3.6/5
- Reviews
- 8
- Age
- 2mo ago

PH Meter Digital High Accuracy Water Quality PH Meter with ATC 0-14 Measurement Range PH Tester for Household Drinking Water Hydroponics Aquarium Water Pool(Orange-01)
- Price
- £11.03
- Rating
- 4.0/5
- Reviews
- 1
- Age
- 7mo ago

YINMIK Digital pH Meter 4 in 1 pH Pen EC TDS Tester for Water Hydroponics pH and EC Conductivity PPM Water Tester with ATC for Nutrients Growing Indoor Garden Home Brewing Pool Aquarium Drinking Water
- Price
- £29.16
- Rating
- 4.3/5
- Reviews
- 541
- Age
- 1y ago

YAMRON 4-in-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity Backlight LCD Display Soil Test Meter for Gardening Farming and Outdoor Plants
- Price
- £16.65
- Rating
- 4.4/5
- Reviews
- 189
- Age
- 1y ago

GIDIGI Digital pH Meter High Accuracy Portable Water Tester with Calibration Powders Color LCD Backlit Display with pH Test Strip Function for Lab Pools Hydroponics Aquariums Hot Tubs Drinking Water
- Price
- £16.07
- Rating
- 4.0/5
- Reviews
- 352
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 65% of clicks. Leaders hold, but buyers still shop past them.
Brands
12 falling
Sellers
21
Est. top-5 brand share
82%
Top 20: 100%
Est. top-5 click share
65%
Top 20: 100%
Open market
15%
- flintronic41%
- YINMIK14%
- GIDIGI11%
- UIUZMAR11%
- Qtksceadlnce4%
- JIANGBINGREN4%
- Open — no brand owns it (6 brands, 15%)
Demand
Ph Meter search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.2×
Search terms
Top Ph Meter search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- ph meter50K/yr
- ph tester20K/yr
- ph tester for water14K/yr
- ph pen12K/yr
- ph meter for water10K/yr
- water ph tester7K/yr
- ph water tester6K/yr
- digital ph meter5K/yr
- ph meter for food6K/yr
- ph probe4K/yr
Reviews and returns
What reviews say buyers love and hate about Ph Meter
We read the reviews and the return reasons for every product selling here.
“Broke down quickly”
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.
19 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 Ph Meter 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









