Algatec
MaybeSearch demand grew +248.4% this quarter. But the top 5 brands take 100% of clicks, so Algatec is a Maybe.
- Flapen Score
- 57 / 100Top 43% of 8,839 Patio, Lawn & Garden niches · +1 vs the category median of 5657
- Market size
- $222K/yr49K searches / yr
- 90-day growth
- +248.4%search demand this quarter
- Competition
- 90%top-5 click share · 4 brands · 73 sellers
Flapen Score
Algatec against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Algatec is stronger. Inside it, weaker.
Market
The Algatec market on Amazon at a glance
Shoppers on Amazon United States searched for Algatec 49K times last year and spent an estimated $222K. All 4 brands take every click. Flapen scores it 57 out of 100, a Maybe.
01 · Demand
An estimated 14.8% of those searches ended in a purchase.
Shoppers searched for this 49K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 14.8% of those searches ended in a purchase. Searches in the last 90 days moved +248.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $222K a year.
- Searches, last 12 months
- 49K
- Growth, 90 days vs prior 90
- +248.4%
- Conversion, latest week
- 14.8%
- Market size, estimated
- $222Ka year
- Top search term
- hth algae guard17K searches a year
02 · Price
A sale here is worth $30.47.
Listings sell for $30.47 on average, from $14.88 to $42.41. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 500 to 750 of them. At $30.47 that is $15K to $23K a year per listing.
- Average price
- $30.47inside the $15 to $100 sweet spot
- Price range
- $14.88–$42.41
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $15K–$23K
- Returns
- 0.2%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
89% of listings pay for placement with sponsored ads. 78% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #35 within Cleaning Tools & Chemicals. It carries 2,899 reviews at 4.51 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 89%
- Prime listings
- 78%
- Out of stock, average day
- 0.0%
- Average rank
- #35in Cleaning Tools & Chemicals
- Average rating
- 4.51 starsAmazon United States average 4.42 stars
- Average reviews
- 2,899per listing
- Listings tracked
- 9
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 119 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 119 months
Products
Top Algatec 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
HTH 67084 Pool Care Algae Guard Advanced All Algae Eliminator for Swimming Pools - Fast-Acting Destroys & Prevents Green Black & Mustard Algae Keeps Pool Water Crystal Clear 32 fl oz
- Price
- $23.91
- Rating
- 4.6/5
- Reviews
- 1,996
- Age
- 4y ago

HTH 67244 Swimming Pool Care Algae Guard Ultra - Long Lasting Formula Eliminates & Prevents Green Black and Mustard Algae Fast Acting & Effective Swimming Pool Chemical 32oz
- Price
- $27.99
- Rating
- 4.5/5
- Reviews
- 213
- Age
- 1y ago

HTH 67243 Swimming Pool Care Advanced Algae Guard - Destroys and Prevents Green Black & Mustard Algae for Crystal Clear Water Fast Acting & Effective Swimming Pool Chemical 32oz
- Price
- $19.37
- Rating
- 4.7/5
- Reviews
- 92
- Age
- 1y ago

Algatec Super Algaecide-Clarifier 64 Fl. Oz Bottle
- Price
- $42.36
- Rating
- 4.2/5
- Reviews
- 4,106
- Age
- 16y ago

Clorox Pool&Spa Swimming Pool Algaecide and Clarifier Prevents and Treats Pool Algae Clears Water 128 Fl Oz (Pack of 1)
- Price
- $14.88
- Rating
- 4.5/5
- Reviews
- 15,560
- Age
- 9y ago
Trending
estimated 90-day click momentum
HTH 67033 Ultimate Algae Guard Swimming Pool Algaecide Cleanser 1 qt
- Price
- $38.21
- Rating
- 4.5/5
- Reviews
- 673
- Age
- 6y ago

HTH 67244 Swimming Pool Care Algae Guard Ultra - Long Lasting Formula Eliminates & Prevents Green Black and Mustard Algae Fast Acting & Effective Swimming Pool Chemical 32oz
- Price
- $27.99
- Rating
- 4.5/5
- Reviews
- 213
- Age
- 1y ago

HTH 67289 Swimming Pool Care Algae Guard Ultra Swimming Pool Chemical Long Lasting Formula 32 fl oz
- Price
- $31.43
- Rating
- 4.6/5
- Reviews
- 1,996
- Age
- 3y ago

HTH 67243 Swimming Pool Care Advanced Algae Guard - Destroys and Prevents Green Black & Mustard Algae for Crystal Clear Water Fast Acting & Effective Swimming Pool Chemical 32oz
- Price
- $19.37
- Rating
- 4.7/5
- Reviews
- 92
- Age
- 1y ago

HTH 67045 Algae Guard 10 for Swimming Pools 1 gal
- Price
- $33.66
- Rating
- 4.6/5
- Reviews
- 592
- Age
- 5y ago
Newest
by launch date
HTH 67244 Swimming Pool Care Algae Guard Ultra - Long Lasting Formula Eliminates & Prevents Green Black and Mustard Algae Fast Acting & Effective Swimming Pool Chemical 32oz
- Price
- $27.99
- Rating
- 4.5/5
- Reviews
- 213
- Age
- 1y ago

HTH 67243 Swimming Pool Care Advanced Algae Guard - Destroys and Prevents Green Black & Mustard Algae for Crystal Clear Water Fast Acting & Effective Swimming Pool Chemical 32oz
- Price
- $19.37
- Rating
- 4.7/5
- Reviews
- 92
- Age
- 1y ago

HTH 67289 Swimming Pool Care Algae Guard Ultra Swimming Pool Chemical Long Lasting Formula 32 fl oz
- Price
- $31.43
- Rating
- 4.6/5
- Reviews
- 1,996
- Age
- 3y ago

HTH 67084 Pool Care Algae Guard Advanced All Algae Eliminator for Swimming Pools - Fast-Acting Destroys & Prevents Green Black & Mustard Algae Keeps Pool Water Crystal Clear 32 fl oz
- Price
- $23.91
- Rating
- 4.6/5
- Reviews
- 1,996
- Age
- 4y ago

HTH 67045 Algae Guard 10 for Swimming Pools 1 gal
- Price
- $33.66
- Rating
- 4.6/5
- Reviews
- 592
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 90% of clicks. A locked shelf that new listings rarely crack.
Brands
4 flat
Sellers
73
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
90%
Top 20: 100%
Open market
0%
- HTH77%
- EasyCare11%
- CLOROX Pool&Spa9%
- EASYCARE.3%
Demand
Algatec search demand
Weekly searches over the year. Pick a range.
Search terms
Top Algatec search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- hth algae guard17K/yr
- hth algaecide6K/yr
- algae guard5K/yr
- algae killer5K/yr
- algae guard for swimming pools3K/yr
- algatec3K/yr
- hth algae guard advanced2K/yr
- algatec algaecide for pool2K/yr
- green algae remover3K/yr
- algate2K/yr
Reviews and returns
What reviews say buyers love and hate about Algatec
We read the reviews and the return reasons for every product selling here.
“It never worked”
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.
16 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 Algatec 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









