Tds Meter
MaybeBuyers convert on 11.6% of searches. But the top 5 products take 86% of clicks, so Tds Meter is a Maybe.
- Flapen Score
- 50 / 100Ranks 6,126 of 8,839 Patio, Lawn & Garden niches · −6 vs the category median of 5650
- Market size
- $1.8M/yr1.3M searches / yr
- 90-day growth
- -9.9%search demand this quarter
- Competition
- 86%top-5 click share · 9 brands · 29 sellers
Flapen Score
Tds Meter against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Tds Meter is stronger. Inside it, weaker.
Market
The Tds Meter market on Amazon at a glance
Shoppers on Amazon United States searched for Tds Meter 1.3M times last year and spent an estimated $1.8M. The top 5 brands take 91% of clicks. Demand peaks in Apr–May–Jul. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 11.6% of those searches ended in a purchase.
Shoppers searched for this 1.3M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 11.6% of those searches ended in a purchase. Searches in the last 90 days moved -9.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.8M a year.
- Searches, last 12 months
- 1.3M
- Growth, 90 days vs prior 90
- -9.9%
- Conversion, latest week
- 11.6%
- Market size, estimated
- $1.8Ma year
- Peak month
- April2.1× the quietest month
- Top search term
- tds meter267K searches a year
02 · Price
A sale here is worth $12.43.
Listings sell for $12.43 on average, from $5.24 to $25.61. Amazon reports units sold in ranges. This niche sold 150K to 200K a year. The average listing sells 15,000 to 20,000 of them. At $12.43 that is $186K to $249K a year per listing.
- Average price
- $12.43under the $15 to $100 sweet spot
- Price range
- $5.24–$25.61
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 150K–200K
- Units per listing a year
- 15,000–20,000
- Revenue per listing a year
- $186K–$249K
- Returns
- 1.6%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, 0.8% of listings are out of stock. The average listing ranks #3 within Cleaning Tools & Chemicals. It carries 4,970 reviews at 4.43 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 82%
- Prime listings
- 100%
- Out of stock, average day
- 0.8%
- Average rank
- #3in Cleaning Tools & Chemicals
- Average rating
- 4.43 starsAmazon United States average 4.42 stars
- Average reviews
- 4,970per listing
- Listings tracked
- 11
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 55 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 55 months
Products
Top Tds 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 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
2025 All-New 4 in 1 Tds Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(C F) Meter - 0-9999ppm - Professional Testing for Drinking Water RO/DI System Aquariums etc
- Price
- $8.94
- Rating
- 4.4/5
- Reviews
- 6,037
- Age
- 3y ago

Craft911 Water Tester for Drinking Water - TDS Meter
- Price
- $9.77
- Rating
- 4.4/5
- Reviews
- 2,830
- Age
- 1y ago

Instant 4-in-1 TDS Meter Digital Water Tester for Drinking Water | Accurate 09990 PPM EC & Temp Readings | Ideal for RO Systems Aquariums Pools Built for Professionals Easy for Anyone
- Price
- $9.80
- Rating
- 4.5/5
- Reviews
- 1,451
- Age
- 11mo ago

Bestprod All-New 21 in 1 Drinking Water Testing Kit Strips Home Tap and Well Water Test Kit for Hardness Lead Iron Copper Chlorine Fluoride
- Price
- $25.61
- Rating
- 4.4/5
- Reviews
- 3,520
- Age
- 2y ago

HM Digital TDS-3 Handheld TDS Meter With Carrying Case 0 - 9990 ppm TDS Measurement Range 1 ppm Resolution +/- 2% Readout Accuracy
- Price
- $14.40
- Rating
- 4.7/5
- Reviews
- 1,821
- Age
- 19y ago
Trending
estimated 90-day click momentum
Tds Meter Digital Water Tester - Affordable & Reliable Water Testing Kits for Drinking Water - 0-9990ppm - 1s Get Accurate Reasult for Home Well Tap Water Quality Test and More!
- Price
- $5.24
- Rating
- 4.5/5
- Reviews
- 631
- Age
- 3y ago

HM Digital TDS-3 Handheld TDS Meter With Carrying Case 0 - 9990 ppm TDS Measurement Range 1 ppm Resolution +/- 2% Readout Accuracy
- Price
- $14.40
- Rating
- 4.7/5
- Reviews
- 1,821
- Age
- 19y ago

Instant 4-in-1 TDS Meter Digital Water Tester for Drinking Water | Accurate 09990 PPM EC & Temp Readings | Ideal for RO Systems Aquariums Pools Built for Professionals Easy for Anyone
- Price
- $9.80
- Rating
- 4.5/5
- Reviews
- 1,451
- Age
- 11mo ago

Craft911 Water Tester for Drinking Water - TDS Meter
- Price
- $9.77
- Rating
- 4.4/5
- Reviews
- 2,830
- Age
- 1y ago

Varify 17in1 Complete Drinking Water Test Kit - 100 Strips + 2 Bacteria Tester Kits - Well Tap Home City Water Testing Strip for Lead Alkaline Chlorine Hardness Iron Fluoride Copper & More
- Price
- $25.33
- Rating
- 4.3/5
- Reviews
- 10,759
- Age
- 6y ago
Newest
by launch date
4 in 1 Digital Water Quality Tester - TDS/EC/TemperatureC/FTDS Meter | 0-9999 ppm | Accurate and Professional for Drinking Water Hydroponics Aquariums RO Systems Pool 2025 NEW
- Price
- $6.55
- Rating
- 4.5/5
- Reviews
- 399
- Age
- 10mo ago

Instant 4-in-1 TDS Meter Digital Water Tester for Drinking Water | Accurate 09990 PPM EC & Temp Readings | Ideal for RO Systems Aquariums Pools Built for Professionals Easy for Anyone
- Price
- $9.80
- Rating
- 4.5/5
- Reviews
- 1,451
- Age
- 11mo ago

Craft911 Water Tester for Drinking Water - TDS Meter
- Price
- $9.77
- Rating
- 4.4/5
- Reviews
- 2,830
- Age
- 1y ago

New 4 in 1 TDS Meter TDS Meter Digital Water Tester Accurate and Reliable Water Tester TDS EC and Temperature ( C/ F) Meter 0-9990ppm Used for Drinking Water and RO/DI Systems
- Price
- $6.51
- Rating
- 4.5/5
- Reviews
- 1,314
- Age
- 1y ago

TDS Water Tester Drinking Water Tester 0-9990 PPM Meter Water Quality Tester Portable Water Tester for Drinking Water TDS Meter Digital Water Tester 1 Pack Deep Blue
- Price
- $9.91
- Rating
- 4.4/5
- Reviews
- 1,244
- Age
- 1y 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
9 flat
Sellers
29
Est. top-5 brand share
91%
Top 20: 100%
Est. top-5 click share
86%
Top 20: 100%
Open market
6%
- MEXYBE37%
- Craft91128%
- VARIFY17%
- bestprod5%
- HM Digital4%
- VIVOSUN3%
- Open — no brand owns it (3 brands, 6%)
Demand
Tds Meter search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr, May, Jul · busiest ÷ quietest = 2.1×
Search terms
Top Tds Meter search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- tds meter267K/yr
- water tester for drinking water313K/yr
- water tester191K/yr
- tds meter digital water tester115K/yr
- water quality tester51K/yr
- tds water tester47K/yr
- digital water tester42K/yr
- digital water tester for drinking water36K/yr
- ppm meter34K/yr
- tds28K/yr
Reviews and returns
What reviews say buyers love and hate about Tds Meter
We read the reviews and the return reasons for every product selling here.
“DID NOT WORK”
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 Tds 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









