Whetstone
MaybeShoppers spend $2.7M a year here. But demand is soft, at -3.5% this quarter, so Whetstone is a Maybe.
- Flapen Score
- 57 / 100Top 15% of 9,536 Tools & Home Improvement niches · +9 vs the category median of 4857
- Market size
- $2.7M/yr2.0M searches / yr
- 90-day growth
- -3.5%search demand this quarter
- Competition
- 67%top-5 click share · 16 brands · 54 sellers
Flapen Score
Whetstone against its category
The dotted line is the Tools & Home Improvement average. Past it, Whetstone is stronger. Inside it, weaker.
Market
The Whetstone market on Amazon at a glance
Shoppers on Amazon United States searched for Whetstone 2.0M times last year and spent an estimated $2.7M. The top 5 brands take 73% of clicks. Demand peaks in Dec. Flapen scores it 57 out of 100, a Maybe.
01 · Demand
6.0% of searches ended in a purchase last week.
Shoppers searched for this 2.0M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 6.0% of those searches ended in a purchase. Searches in the last 90 days moved -3.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $2.7M a year.
- Searches, last 12 months
- 2.0M
- Growth, 90 days vs prior 90
- -3.5%
- Conversion, latest week
- 6.0%
- Market size, estimated
- $2.7Ma year
- Peak month
- December1.8× the quietest month
- Top search term
- sharpening stone412K searches a year
02 · Price
A sale here is worth $21.70.
Listings sell for $21.70 on average, from $6.06 to $66.98. Amazon reports units sold in ranges. This niche sold 100K to 125K a year. The average listing sells 5,000 to 6,000 of them. At $21.70 that is $109K to $130K a year per listing.
- Average price
- $21.70inside the $15 to $100 sweet spot
- Price range
- $6.06–$66.98
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 100K–125K
- Units per listing a year
- 5,000–6,000
- Revenue per listing a year
- $109K–$130K
- Returns
- 1.1%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
86% 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 #46 within Sharpening Stones. It carries 3,747 reviews at 4.59 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #46in Sharpening Stones
- Average rating
- 4.59 starsAmazon United States average 4.42 stars
- Average reviews
- 3,747per listing
- Listings tracked
- 21
04 · Newcomers
Amazon counts 2 of last year's 3 launches as successful.
3 products launched here in the last 12 months. Amazon counts 2 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 56 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 56 months
Products
Top Whetstone products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Intelitopia Complete Knife Sharpening Stone Set Dual Grit Whetstone 400/1000 3000/8000 Knife Sharpener with Leather Strop Flattening Stone Bamboo Base 3 Non-slip Rubber Bases & Angle Guide
- Price
- $29.64
- Rating
- 4.6/5
- Reviews
- 7,061
- Age
- 5y ago

KEENBEST Actual Grit Premium Material Sharpening Stone 2 Side 400 1000 Whetstone Set Kitchen Knife Sharpener Stone Wet Stones for Sharping Knives Kit with Non-slip Rubber Base
- Price
- $10.21
- Rating
- 4.7/5
- Reviews
- 4,472
- Age
- 6y ago

Sharp Pebble Whetstone Knife Sharpener 1000/6000 Grit Sharpening Stone
- Price
- $37.74
- Rating
- 4.6/5
- Reviews
- 25,575
- Age
- 10y ago

HMPLL Knife Sharpening Stone Set Professional Whetstone 4 Side Grit 400/1000 3000/8000 Whetstone Knife Sharpener Stone Set Include Non-slip Base Leather Strop Flattening Stone & Angle Guide
- Price
- $22.72
- Rating
- 4.6/5
- Reviews
- 3,854
- Age
- 5y ago

MIDO PROFESSIONAL ABRASIVE Knife Sharpening Stone 400/1000 Whetstone Sharpening Stone with Non-Slip Rubber Base for Kitchen Hunting and Pocket Knives or Blades
- Price
- $10.11
- Rating
- 4.5/5
- Reviews
- 2,772
- Age
- 6y ago
Trending
90-day click momentum
BABOSTOW Premium Whetstone Knife Sharpening Stone 2 Side Grit 400/1000 Waterstone & Honing Stones - Whetstone Knife Sharpener - NonSlip Rubber Base for Kitchen Knife Sharpener Stone
- Price
- $9.15
- Rating
- 4.6/5
- Reviews
- 50
- Age
- 5mo ago

Wucgea Knife Sharpening Stone Kit - 400/1000 3000/8000 Grit Japanese Whetstone Set with Non-Slip Rubber Base Angle Guide Flattening Stone and Leather Strop
- Price
- $20.60
- Rating
- 4.6/5
- Reviews
- 4,621
- Age
- 4y ago

Bora 501057 Fine/Coarse Combination Sharpening Stone Aluminum Oxide Gray 6
- Price
- $8.05
- Rating
- 4.4/5
- Reviews
- 3,309
- Age
- 15y ago

KEENBEST Actual Grit Premium Material Sharpening Stone 2 Side 400 1000 Whetstone Set Kitchen Knife Sharpener Stone Wet Stones for Sharping Knives Kit with Non-slip Rubber Base
- Price
- $10.21
- Rating
- 4.7/5
- Reviews
- 4,472
- Age
- 6y ago

Whetstone Knife Sharpening Stone Kit - Double Sided Whetstone Knife Sharpener 1000/6000 Grit Professional Honing Sharpening Stone Set With Slip-Resistant Bamboo Base and Angle Guide
- Price
- $16.20
- Rating
- 4.6/5
- Reviews
- 384
- Age
- 3y ago
Newest
by launch date
BABOSTOW Premium Whetstone Knife Sharpening Stone 2 Side Grit 400/1000 Waterstone & Honing Stones - Whetstone Knife Sharpener - NonSlip Rubber Base for Kitchen Knife Sharpener Stone
- Price
- $9.15
- Rating
- 4.6/5
- Reviews
- 50
- Age
- 5mo ago

BABOSTOW Premium Whetstone Knife Sharpening Stone 2 Side Grit 1000/6000 Waterstone- Whetstone Knife Sharpener & Hand Hones - Nonslip Bamboo Base & Angle Guide
- Price
- $14.24
- Rating
- 4.5/5
- Reviews
- 231
- Age
- 11mo ago

Leking Professional Knife Sharpener & Sharpening Stone Set: 1000/6000 Grit Dual-Sided Whetstone(7x2.4x1.2) with Bamboo Base Non-Slip Silicone Holder Angle Guide & Leather Strop Kit
- Price
- $16.76
- Rating
- 4.7/5
- Reviews
- 136
- Age
- 11mo ago

Ryerum Knife Sharpening Stone Whetstone 1000 Grit Knife Sharpener Enough for Daily Sharpening Stone With 2 Non-Slip Rubber Bases Safety and Easy to Use For Beginners
- Price
- $6.06
- Rating
- 4.5/5
- Reviews
- 525
- Age
- 1y ago

HiramWare Knife Sharpening Stone with Non-slip Rubber Base 400/1000 Grit Premium Whetstone Double-Sided Knife Sharpener for Kitchen Waterstone for Honing Blades Manually
- Price
- $9.65
- Rating
- 4.7/5
- Reviews
- 1,027
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 67% of clicks. Leaders hold, but buyers still shop past them.
Brands
16 falling
Sellers
54
Top-5 brand share
73%
Top 20: 100%
Top-5 click share
67%
Top 20: 99%
Open market
23%
- KEENBEST20%
- Intelitopia20%
- Sharp Pebble17%
- HMPLL11%
- Amazon Basics5%
- BABOSTOW5%
Demand
Whetstone search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Dec · busiest ÷ quietest = 1.8×
Search terms
Top Whetstone search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- sharpening stone412K/yr
- whetstone285K/yr
- knife sharpener stone212K/yr
- knife sharpening stone225K/yr
- sharpening stones for knives159K/yr
- whetstones for knife sharpening48K/yr
- wet stones for sharpening knives61K/yr
- piedra para afilar cuchillos104K/yr
- sharpening stones94K/yr
- wet stone53K/yr
Reviews and returns
What reviews say buyers love and hate about Whetstone
We read the reviews and the return reasons for every product selling here.
“Not great quality”
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.
14 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 Whetstone questions
Answered from the same tracked data.









