brunnenklar
Worth a lookShows demand growing +453.6% this quarter, but a small market ($22K/yr) keeps it on the watch list.
Growth
Incredible+453.6%90-day search growth — must beat 0% to launch
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Conversion
Great7.3%search→purchase rate — share of searches ending in a sale
Review moat
Good570.17avg incumbent reviews — the moat a new listing must climb
Avg price
Good€13.61avg listing price — sweet spot $15–$100
Price range
Good€7.74–€22.71cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Competition
Bad74%top-5 click share — a locked-up shelf
Market size
Bad€22K€22K/yr · 22K searches
According to Flapen's Amazon Germany niche tracking, brunnenklar is a €22K/yr Amazon Germany market (22K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Apr–May–Jun–Jul–Aug. Verdict: Worth a look — 53/100.
Data updated Jul 8, 2026 · scored weekly · How we score niches
brunnenklar market data
- Units sold / yr
- 2K–3K
- avg 100–250/product
- Revenue / yr
- €27K–€34K
- units × avg price
- Conversion rate
- 7.3%
- Avg BSR
- #96
- Page quality
- 0%
- Prime
- 83%
- Sponsored
- 92%
- Out of stock
- 0.0%
- Avg brand age
- 84 months
- Avg seller age
- 187 days
Competition & brand share
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.Brands
8 falling
Sellers
19
Top-5 brand share
88%
Top 20: 100%
Top-5 click share
74%
Top 20: 100%
Open market
4%
- Söll28%
- Dehner22%
- Hanse Pro19%
- Schuroco10%
- HOTREGA9%
- Oase8%
- Open — no brand owns it (2 brands, 4%)
Demand & seasonality
Weekly Amazon search volume, last 55 weeks — +453.6% search growth over the last 90 days.Peak months: Apr, May, Jun, Jul, Aug · busiest ÷ quietest = 22.9×
Top brunnenklar search terms
- brunnenklar ungiftig für tiere7K/yr
- brunnenklar6K/yr
- brunnenreiniger4K/yr
- brunnen klar3K/yr
- algenmittel brunnen2K/yr
Top brunnenklar 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 12 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Dehner Brunnen-Klar gegen Algen und Kalk 500 ml OneSize
Dehner€9.804.4★243 rev
HANSE PRO Brunnen-Reiniger 1 x 1000 ml I Wasser-Pflege I Reinigung I hält Wasser frisch und klar I verhindert Algen Bakterien und Kalk
Hanse Pro€14.584.6★395 rev
Söll SpringbrunnenKlar 1 l Reiniger gegen Algen und Kalk
Söll€12.724.4★681 rev
Schuroco Brunnen-spezial Plus 1 Liter
Schuroco€14.304.5★1,253 rev
HOTREGA Brunnen-Klar 500 ml | Brunnenreiniger gegen Kalk Algen und Bakterien | Für Innen- und Außenbereich | Geeignet für Zier- und Gartenanlagen
HOTREGA€14.994.6★529 rev
Newest
by launch date
AGUALEVE Brunnenpflege All in One 1 Ltr. *NEU* | Desinfektion Algenschutz Kalkschutz und Kristallklareffekt | für alle Brunnen geeignet die Nicht säureempfindlich sind | Made in Germany
AGUALEVE€21.4847 rev
HANSE PRO Brunnen-Reiniger 1 x 1000 ml I Wasser-Pflege I Reinigung I hält Wasser frisch und klar I verhindert Algen Bakterien und Kalk
Hanse Pro€14.58395 rev
HANSE PRO Brunnen-Reiniger 2 x 1000 ml I Wasser-Pflege I Reinigung I hält Wasser frisch und klar I verhindert Algen Bakterien und Kalk
Hanse Pro€22.71395 rev
Dehner Brunnen-Klar gegen Algen und Kalk 500 ml OneSize
Dehner€9.80243 rev
Oase AquaActiv AlGo Fountain 500 ml Zierbrunnenklärer
Oase€10.46398 rev
Trending
90-day click momentum
Söll 83691 ZierbrunnenKlar 500 ml - effektiver Zierbrunnenreiniger Brunnenreinigung für Zimmerbrunnen Dekobrunnen gegen Algen und Kalk
Söll€7.744.3★
Söll SpringbrunnenKlar 1 l Reiniger gegen Algen und Kalk
Söll€12.724.4★
Söll 80830 ZierbrunnenKlar 1 l - effektiver Zierbrunnenreiniger Brunnenreinigung für Zimmerbrunnen Dekobrunnen gegen Algen und Kalk
Söll€11.724.5★
Oase AquaActiv AlGo Fountain 500 ml Zierbrunnenklärer
Oase€10.464.5★
Dehner Brunnen-Klar gegen Algen und Kalk 500 ml OneSize
Dehner€9.804.4★
What buyers say about brunnenklar
What buyers praise and complain about, mined from review topics.What buyers love
“Hält was er verspricht”
“Wasser ist schön klar nach 4 Wochen”
“Top Produckt”
“Sparsamer Einsatz,”
“Passt für mich gut”
“Reiniger”
“Wasser wird schön klar ohne Schaum oder schlechte Gerüche”
“Preis-Leistung zufriedenstellend”
What buyers complain about
“Hilft nicht”
“stinkt noch dazu”
“Wasser wird trüb”
“Ist wahrscheinlich zur Lösung verstopfter Wasseraustritt-Öffnungen das falsche Mittel”
“nicht Gut”
Top return reasons
Common questions
- Is brunnenklar profitable to sell on Amazon Germany?
- The niche generates €22K/yr across 12 tracked products. 90-day search growth is +453.6%. Flapen's verdict: Worth a look (53/100).
- How competitive is the brunnenklar niche?
- 8 brands and 19 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 88% of demand.
- What do buyers complain about in brunnenklar?
- Top complaints mined from reviews: Funktionalität insgesamt, Geruch, Wasserbeständigkeit. The return rate is 0.3%.
- When does demand for brunnenklar peak?
- Demand peaks in Apr–May–Jun–Jul–Aug; the busiest month runs 22.9× the quietest.
- What does it cost to enter the brunnenklar niche?
- Listings span €7.74–€22.71; the average listing price is €13.61 (sweet spot $15–$100). The average incumbent carries 570 reviews — the moat a new listing must climb.