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74

algenvernichter pool

Launch it

A $993K/yr market growing >1,000% this quarter with returns at 0.1% — clears our launch bar.

Market size 77Growth 100Conversion 96Competition 47Returns 99Price range 68Avg price 82Brand share 61Review moat 42Quality gap 47

Growth

Incredible>1,000%

90-day search growth — must beat 0% to launch

Returns

Incredible0.1%

return rate — above 6% kills the launch gate

Conversion

Incredible13.5%

search→purchase rate — share of searches ending in a sale

Avg price

Great€17.81

avg listing price — sweet spot $15–$100

Market size

Great€993K

€993K/yr · 414K searches

Price range

Good€7.36–€31.07

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Good68%

top-5 brand share — brands hold most of the demand

Competition

Okay57%

top-5 click share — leaders hold, buyers still browse

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Okay2,287.78

avg incumbent reviews — the moat a new listing must climb

Competition

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 rising

Sellers

51

Top-5 brand share

68%

Open market

26%

  • Höfer Chemie28%
  • STEINBACH21%
  • Söll7%
  • Aquakern6%
  • Bayrol6%
  • Veddelholzer5%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%€99K20%€199K30%€298K40%€397K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 23 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — >1,000% search growth over the last 90 days.
40K30KPrime Day '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 128.3×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Qualität insgesamt30%

“Super Produkt”

beworben Vs Tatsächliches Produkt17%

“Tut was es muss”

Preis-Leistungs-Verhältnis11%

“Super Produkt zum Top Preis”

Benutzerfreundlichkeit7%

“einfache Handhabung”

Einfache Reinigung6%

“Sauberer Pool”

Wasserbeständigkeit5%

“Pool Fun Algen frei”

Reinheit3%

“Klares Wasser”

Gesamtgröße3%

“Passt”

Farbe3%

“Grünes milchiges Wasser”

Funktionalität insgesamt2%

“Das Produkt funktioniert sehr gut ohne Cloranwendung”

What buyers complain about

Funktionalität insgesamt35%

“Müll hilft bei mir überhaupt nicht”

Kontamination10%

“Wasser trüb”

Wasserbeständigkeit7%

“Da half dann nur noch das Wasser komplett ablassen”

Preis-Leistungs-Verhältnis5%

“Schade ums Geld”

Auslaufsicher5%

“Kam ausgelaufen und verklebt an, kanns nicht zurücksenden, da ich’s dringend brauche.”

Farbe3%

“Er war sehr grün”

Benutzerfreundlichkeit3%

“Lässt sich nicht öffnen”

beworben Vs Tatsächliches Produkt3%

“Hält nicht was es verspricht”

Qualität insgesamt3%

“Schlechte ware”

Filterung3%

“Die Filteranlage lief tagelang”

Top return reasons

Funktionalität insgesamt22%
Auslaufsicher20%
Gesamtgröße18%
beworben Vs Tatsächliches Produkt11%
Produktzustand6%
Preis-Leistungs-Verhältnis5%
Defekt Material/Teile3%
Feucht/Trocken2%
Filterung2%
Kompatibilität – insgesamt2%