pressure washer soap
Worth a lookShows low returns (0.5%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Growth
Incredible+134.8%90-day search growth — must beat 0% to launch
Conversion
Great10.1%search→purchase rate — share of searches ending in a sale
Avg price
Great$18.45avg listing price — sweet spot $15–$100
Price range
Good$10.34–$26.08cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$631K$631K/yr · 340K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Review moat
Bad5,463.54avg incumbent reviews — the moat a new listing must climb
Competition
Bad72%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, pressure washer soap is a $631K/yr Amazon United States market (340K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 60/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
pressure washer soap market data
- Units sold / yr
- 30K–40K
- avg 2,500–3,000/product
- Revenue / yr
- $554K–$738K
- units × avg price
- Conversion rate
- 10.1%
- Avg BSR
- #46
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 62%
- Out of stock
- 0.0%
- Avg brand age
- 62 months
- Avg seller age
- 149 days
Competition & brand share
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.Brands
5 rising
Sellers
67
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
72%
Top 20: 100%
Open market
0%
- Simple Green57%
- Zep20%
- KÄRCHER11%
- SIMPSON6%
- Chemical Guys6%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +134.8% search growth over the last 90 days.Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 5.8×
Top pressure washer soap search terms
- pressure washer soap97K/yr
- power washer soap58K/yr
- simple green oxy solve20K/yr
- pressure washer detergent23K/yr
- pressure washer cleaner solution17K/yr
- pressure washer cleaner22K/yr
- simple green oxy solve total outdoor cleaner11K/yr
- soap for pressure washer14K/yr
- deck cleaner for pressure washer10K/yr
- simple green outdoor cleaner9K/yr
Top pressure washer soap products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 13 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Simple Green Oxy Solve Total Outdoor Cleaner Concentrate Pressure Washer & Manual Use EPA Safer Choice Certified Peroxide Cleaner for Wood Concrete Vinyl & More
Simple Green$23.824.4★11,792 rev
KRCHER Multi Purpose Pressure Washer Detergent Removes Dirt and Grime from Fences Siding Patios Driveways Sidewalks Concrete and More Highly Concentrated Makes up to 40 gal of Cleaner
KÄRCHER$17.744.4★5,316 rev
ZEP INC 128OZ House/Siding Wash
Zep$10.344.5★662 rev
Oxy Solve House and Siding Pressure Washer Cleaner - Removes Stains from Mold & Mildew on Vinyl Aluminum Wood Brick Stucco - Concentrate 1 Gal.
Simple Green$24.924.3★6,640 rev
Zep All-in-1 premium Pressure Washing Concentrate (172 Fl. Oz/5.09L) blue
Zep$17.884.5★251 rev
Newest
by launch date
Simpson Cleaning Concentrated Soap Solution for Pressure Washers and Spray Bottles Use on Concrete Vinyl Siding Cleaner Appliances Windows Cars Fences Decks 88282 Purple 1 Gallon
SIMPSON$10.601,510 rev
Simpson Cleaning 88281 Cleaner Concentrated Soap Solution for Pressure Washers and Spray Bottles Use on Concrete Vinyl Siding Appliances Windows Cars Fences Decks Blue 1 Gallon
SIMPSON$16.101,510 rev
Oxy Solve House and Siding Pressure Washer Cleaner - Removes Stains from Mold & Mildew on Vinyl Aluminum Wood Brick Stucco - Concentrate 1 Gal.
Simple Green$24.926,640 rev
Simple Green Oxy Solve Concrete and Driveway Pressure Washer Cleaner Purple Unscented 128 Fl.Oz
Simple Green$23.764,942 rev
Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner Colorless to Pale Straw Unscented 128 Fl Oz (Packaging May Vary)
Simple Green$23.802,356 rev
Trending
90-day click momentum
Chemical Guys Maxi Suds II Foaming Car Wash Soap High Foam Car Wash Soap Cherry Scent Shampoo and Gloss Booster for Foam Cannons Guns or Buckets Gentle Safe for Trucks SUVs and RVs 64 oz
Chemical Guys$18.624.6★
ZEP INC 128OZ House/Siding Wash
Zep$10.344.5★
Simple Green Oxy Solve Deck and Fence Pressure Washer Cleaner Colorless to Pale Straw Unscented 128 Fl Oz (Packaging May Vary)
Simple Green$23.804.3★
Zep All-in-1 premium Pressure Washing Concentrate (172 Fl. Oz/5.09L) blue
Zep$17.884.5★
Chemical Guys Mr. Pink Car Wash Soap - 64 oz Super Suds Foaming Car Wash Soap for Cannon Blaster or Bucket Washing - pH Balanced Safe on Wax Sealant Ceramic and Clear Coat Finishes
Chemical Guys$26.084.6★
What buyers say about pressure washer soap
What buyers praise and complain about, mined from review topics.What buyers love
“Cleans great”
“Great product for what it was intended for have no complaints would recommend to family and friends”
“The Clean Smell”
“Worth every penny”
“Powerful Cleaner That Actually Works”
“As advertised”
“Simple green is just the best”
“Easy to use”
“Cleans and shines”
“Did not break down anything”
What buyers complain about
“Cant see when it cleans any better then what I got from Walmart”
“Didn't seem very effective to me”
“Arrived damaged and leaking”
“Way too expensive”
“spots”
“DECEPTIVE ADVERTISING”
“Its a small bottle”
“Poor Performance and I do not recommend”
“Definitely not heavy duty”
“It barely touches automotive oil/grease”
Top return reasons
Common questions
- Is pressure washer soap profitable to sell on Amazon United States?
- The niche generates $631K/yr across 13 tracked products. 90-day search growth is +134.8%. Flapen's verdict: Worth a look (60/100).
- How competitive is the pressure washer soap niche?
- 5 brands and 67 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in pressure washer soap?
- Top complaints mined from reviews: Ease Of Cleaning, Functionality-Overall, Leak-Proof. The return rate is 0.5%.
- When does demand for pressure washer soap peak?
- Demand peaks in Apr–May–Jun–Jul; the busiest month runs 5.8× the quietest.
- What does it cost to enter the pressure washer soap niche?
- Listings span $10.34–$26.08; the average listing price is $18.45 (sweet spot $15–$100). The average incumbent carries 5,464 reviews — the moat a new listing must climb.