Spa Shock for Hot Tub
PassSpa Shock for Hot Tub scores 66 out of 100, a Pass. Shoppers spend an estimated $3.8M a year here, search demand grew +23.6% this quarter, and an estimated 0.3% of orders come back.
- Flapen Score
- 66 / 100Top 13% of 8,839 Patio, Lawn & Garden niches · +10 vs the category median of 5666
- Market size
- $3.8M/yr529K searches / yr
- 90-day growth
- +23.6%search demand this quarter
- Competition
- 63%top-5 click share · 12 brands · 79 sellers
Flapen Score
Spa Shock for Hot Tub against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Spa Shock for Hot Tub is stronger. Inside it, weaker.
Market
The Spa Shock for Hot Tub market on Amazon at a glance
Shoppers on Amazon United States searched for Spa Shock for Hot Tub 529K times last year and spent an estimated $3.8M. The top 5 brands take 77% of clicks. Flapen scores it 66 out of 100, a Pass.
01 · Demand
An estimated 19.2% of those searches ended in a purchase.
Shoppers searched for this 529K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 19.2% of those searches ended in a purchase. Searches in the last 90 days moved +23.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $3.8M a year.
- Searches, last 12 months
- 529K
- Growth, 90 days vs prior 90
- +23.6%
- Conversion, latest week
- 19.2%
- Market size, estimated
- $3.8Ma year
- Peak month
- November1.3× the quietest month
- Top search term
- hot tub shock94K searches a year
02 · Price
A sale here is worth $37.89.
Listings sell for $37.89 on average, from $16.42 to $117.09. Amazon reports units sold in ranges. This niche sold 100K to 125K a year. The average listing sells 8,000 to 10,000 of them. At $37.89 that is $303K to $379K a year per listing.
- Average price
- $37.89inside the $15 to $100 sweet spot
- Price range
- $16.42–$117.09
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 100K–125K
- Units per listing a year
- 8,000–10,000
- Revenue per listing a year
- $303K–$379K
- Returns
- 0.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
95% of listings pay for placement with sponsored ads. 84% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #30 within Cleaning Tools & Chemicals. It carries 2,220 reviews at 4.66 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 95%
- Prime listings
- 84%
- Out of stock, average day
- 0.0%
- Average rank
- #30in Cleaning Tools & Chemicals
- Average rating
- 4.66 starsAmazon United States average 4.42 stars
- Average reviews
- 2,220per listing
- Listings tracked
- 19
04 · Newcomers
7 of last year's 7 launches cleared the first-year sales bar.
7 products launched here in the last 12 months. 7 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 79 months on average, so the names here are established.
- Launched, last 12 months
- 7
- Successful launches
- 7Amazon's first-year sales bar
- Average brand age
- 79 months
Products
Top Spa Shock for Hot Tub 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
SpaGuard Enhanced Shock 2 lb Single Pack
- Price
- $22.05
- Rating
- 4.8/5
- Reviews
- 11,322
- Age
- 13y ago
SpaGuard Enhanced Spa Shock 6lbs
- Price
- $52.82
- Rating
- 4.8/5
- Reviews
- 7,758
- Age
- 15y ago
HTH Spa 86135 Non Chlorine Shock Oxidizer Spa & Hot Tub Chemical Clears Cloudy Water 2.25 lbs
- Price
- $22.00
- Rating
- 4.8/5
- Reviews
- 913
- Age
- 4y ago
Clorox Pool&Spa Spa Water All-in-One Sanitizer & Shock Destroys Contaminants Clears Cloudy Water 2LB (Pack of 1)
- Price
- $23.70
- Rating
- 4.8/5
- Reviews
- 1,255
- Age
- 2y ago
POOLACC Non-Chlorine Spa Shock for Hot Tub - 5 lbs Chlorine-Free Shock Oxidizer Treatment for Hot Tubs Spas and Swimming Pools Fast Acting Quick Dissolving Oxidizing Shock for Crystal Clear Water
- Price
- $41.67
- Rating
- 4.7/5
- Reviews
- 139
- Age
- 1y ago
Trending
estimated 90-day click momentum
AquaJoyer Non-Chlorine Spa Shock for Hot Tub Chlorine-Free Treatment Helps Support Bromine Saltwater Safe Quick Dissolving Oxidizer Oxidizing 35oz (1 Pack)
- Price
- $16.42
- Rating
- 4.4/5
- Reviews
- 72
- Age
- 2mo ago
AquaDoc Oxidizing Shock for Hot Tub - 32oz - Oxygen Based Non Chlorine Spa Shock Oxidizer for Hot Tub to Support Bromine and Chlorine Systems - Made in USA
- Price
- $26.28
- Rating
- 4.4/5
- Reviews
- 81
- Age
- 4mo ago
2LB Chlorine-Free Hot Tub Shock Oxidizer SPA Pool Oxidizing Shock Water Enhancer for All Types Gentle Easy-to-Use Spa Treatment for Clear Balanced Water
- Price
- $19.21
- Rating
- 5.0/5
- Reviews
- 49
- Age
- 7mo ago
AquaDoc Non Chlorine Hot Tub Shock - 5 lb - Oxygen Based Spa Oxidizer to Support Bromine and Chlorine - Made in USA
- Price
- $47.01
- Rating
- 4.7/5
- Reviews
- 60
- Age
- 4mo ago
In The Swim Chlorine-Free Pool Shock Quick Dissolving Fast-Acting Shock-Oxidizer for Swimming Pools Spas and Salt Chlorinated Pools Compatible - 6 x 1 Pound Bags
- Price
- $47.26
- Rating
- 4.7/5
- Reviews
- 3,380
- Age
- 16y ago
Newest
by launch dateAquaJoyer Non-Chlorine Spa Shock for Hot Tub Chlorine-Free Treatment Helps Support Bromine Saltwater Safe Quick Dissolving Oxidizer Oxidizing 35oz (1 Pack)
- Price
- $16.42
- Rating
- 4.4/5
- Reviews
- 72
- Age
- 2mo ago
AquaDoc Non Chlorine Hot Tub Shock - 5 lb - Oxygen Based Spa Oxidizer to Support Bromine and Chlorine - Made in USA
- Price
- $47.01
- Rating
- 4.7/5
- Reviews
- 60
- Age
- 4mo ago
AquaDoc Oxidizing Shock for Hot Tub - 32oz - Oxygen Based Non Chlorine Spa Shock Oxidizer for Hot Tub to Support Bromine and Chlorine Systems - Made in USA
- Price
- $26.28
- Rating
- 4.4/5
- Reviews
- 81
- Age
- 4mo ago
2LB Chlorine-Free Hot Tub Shock Oxidizer SPA Pool Oxidizing Shock Water Enhancer for All Types Gentle Easy-to-Use Spa Treatment for Clear Balanced Water
- Price
- $19.21
- Rating
- 5.0/5
- Reviews
- 49
- Age
- 7mo ago
SHAPON 32 Oz Non-Chlorine Hot Tubs Shock Spa Oxidizer for Clean Water (2 Pack)
- Price
- $33.26
- Rating
- 4.5/5
- Reviews
- 96
- Age
- 8mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 63% of clicks. Leaders hold, but buyers still shop past them.
Brands
12 rising
Sellers
79
Est. top-5 brand share
77%
Top 20: 100%
Est. top-5 click share
63%
Top 20: 100%
Open market
18%
- SpaGuard44%
- MAV AquaDoc13%
- HTH7%
- CLOROX Pool&Spa6%
- In The Swim6%
- POOLHOUR6%
- Open — no brand owns it (6 brands, 18%)
Demand
Spa Shock for Hot Tub search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Spa Shock for Hot Tub search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- hot tub shock94K/yr
- non chlorine shock39K/yr
- spa shock59K/yr
- spa shock for hot tub62K/yr
- non chlorine shock for hot tub43K/yr
- hot tub shock treatment39K/yr
- shock for hot tub27K/yr
- chlorine free shock14K/yr
- spa guard23K/yr
- spaguard22K/yr
Reviews and returns
What reviews say buyers love and hate about Spa Shock for Hot Tub
We read the reviews and the return reasons for every product selling here.
“Dusty with Chemical Smell”
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
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Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Spa Shock for Hot Tub 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