Entkalker
FailDemand is soft, at -22.1% this quarter, so Entkalker is a Fail.
- Flapen Score
- 41 / 100Ranks 2,445 of 2,966 Drogerie & Körperpflege niches · −8 vs the category median of 4941
- Market size
- €193K/yr188K searches / yr
- 90-day growth
- -22.1%search demand this quarter
- Competition
- 64%top-5 click share · 13 brands · 152 sellers
Flapen Score
Entkalker against its category
The dotted line is the Drogerie & Körperpflege average. Past it, Entkalker is stronger. Inside it, weaker.
Market
The Entkalker market on Amazon at a glance
Shoppers on Amazon Germany searched for Entkalker 188K times last year and spent an estimated €193K. The top 5 brands take 84% of clicks. Demand peaks in Jan–Nov. Flapen scores it 41 out of 100, a Fail.
01 · Demand
An estimated 10.9% of those searches ended in a purchase.
Shoppers searched for this 188K times in the last 12 months. That counts every search on Amazon Germany for this niche's terms. An estimated 10.9% of those searches ended in a purchase. Searches in the last 90 days moved -22.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated €193K a year.
- Searches, last 12 months
- 188K
- Growth, 90 days vs prior 90
- -22.1%
- Conversion, latest week
- 10.9%
- Market size, estimated
- €193Ka year
- Peak month
- November1.8× the quietest month
- Top search term
- entkalker163K searches a year
02 · Price
A sale here is worth €9.36.
Listings sell for €9.36 on average, from €1.63 to €17.90. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 500 to 750 of them. At €9.36 that is €5K to €7K a year per listing.
- Average price
- €9.36under the $15 to $100 sweet spot
- Price range
- €1.63–€17.90
- Amazon Germany median price
- €18.99across 29,809 niches
- Units sold a year
- 20K–25K
- Units per listing a year
- 500–750
- Revenue per listing a year
- €5K–€7K
- Returns
- 0.1%of orders · Amazon Germany median 1.1%
03 · Entry bar
The bar here is ads and reviews.
91% of listings pay for placement with sponsored ads. 86% ship with Prime. On an average day, 0.9% of listings are out of stock. The average listing ranks #28 within Reinigungsmittel. It carries 21,014 reviews at 4.66 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 91%
- Prime listings
- 86%
- Out of stock, average day
- 0.9%
- Average rank
- #28in Reinigungsmittel
- Average rating
- 4.66 starsAmazon Germany average 4.37 stars
- Average reviews
- 21,014per listing
- Listings tracked
- 22
04 · Newcomers
3 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 77 months on average, so the names here are established.
- Launched, last 12 months
- 4
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 77 months
Products
Top Entkalker 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 10, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
HEITMANN pure Reine Citronensäure 500 ml | Effektiver Kalkentferner in Küche & Bad | 100% natürliche Zitronensäure | Entkalker für Kaffeevollautomat Wasserkocher & Waschmaschine | Lebensmittelsauber
- Price
- €2.44
- Rating
- 4.7/5
- Reviews
- 579
- Age
- 10mo ago

10 Liter Universal Entkalker für Ihren Kaffeevollautomaten im Kanister | Für alle bekannten Marken geeignet | Kalklöser für extra gründliche Reinigung
- Price
- €17.17
- Rating
- 4.7/5
- Reviews
- 232
- Age
- 8y ago

durgol Universal Schnell-Entkalker für Küchengeräte (750ml) - Entkalker für Wasserkocher Wasserhahn Töpfe Spülkasten Waschmaschinen Dampfgarer etc. - Anti Kalklöser flüssig - Flüssigentkalker
- Price
- €4.70
- Rating
- 4.7/5
- Reviews
- 2,257
- Age
- 10y ago

Maxxi Clean | 2x 750 ml Universal Entkalker Konzentrat für Kaffeemaschinen & Kaffeevollautomaten aller Typen | für 12 Entkalkungsvorgänge | universelle Gerätereinigung gegen Kalk und Verschmutzungen
- Price
- €9.73
- Rating
- 4.6/5
- Reviews
- 10,856
- Age
- 8y ago

DeLonghi EcoDecalk Entkalker DLSC500 5 Entkalkungs Dosen Kaffee Maschinen Entkalker Kaffee Maschinen Wartungs Zubehör Pflanzliche Inhaltsstoffe Flasche mit 5 Dosen 500ml
- Price
- €7.23
- Rating
- 4.8/5
- Reviews
- 165,641
- Age
- 19y ago
Trending
estimated 90-day click momentum
Lab4House | Anti-Kalk 1000 ml Spray | Extra Starker Profi-Entkalker für Bad Dusche & Küche | Entfernt Kalk Rost & Urinstein
- Price
- €17.90
- Rating
- 4.4/5
- Reviews
- 62
- Age
- 1y ago

HEITMANN Maschinen-Entkalker 3in1 175 g | Entfernt Kalk Schmutz & Gerüche | Maschinenreiniger geeignet für Waschmaschine & Spülmaschine | Schont Dichtungen & Heizstäbe | Entkalker mit Zitronensäure
- Price
- €2.12
- Rating
- 4.6/5
- Reviews
- 58
- Age
- 10mo ago

Maxxi Clean | 2x 750 ml Universal Entkalker Konzentrat für Kaffeemaschinen & Kaffeevollautomaten aller Typen | für 12 Entkalkungsvorgänge | universelle Gerätereinigung gegen Kalk und Verschmutzungen
- Price
- €9.73
- Rating
- 4.6/5
- Reviews
- 10,856
- Age
- 8y ago

HEITMANN pure Reine Citronensäure 500 ml | Effektiver Kalkentferner in Küche & Bad | 100% natürliche Zitronensäure | Entkalker für Kaffeevollautomat Wasserkocher & Waschmaschine | Lebensmittelsauber
- Price
- €2.44
- Rating
- 4.7/5
- Reviews
- 579
- Age
- 10mo ago

10 Liter Universal Entkalker für Ihren Kaffeevollautomaten im Kanister | Für alle bekannten Marken geeignet | Kalklöser für extra gründliche Reinigung
- Price
- €17.17
- Rating
- 4.7/5
- Reviews
- 232
- Age
- 8y ago
Newest
by launch date
5L Universal Entkalker für Kaffeevollautomaten & Kaffeemaschine & mehr universell einsetzbar für alle Marken 5 Liter Kanister Konzentrat
- Price
- €13.17
- Rating
- 4.8/5
- Reviews
- 65
- Age
- 7mo ago

WoldoClean 3in1 Entkalkungstabletten Kaffeevollautomat 65 Stück Entkalker
- Price
- €13.55
- Rating
- 4.6/5
- Reviews
- 6,459
- Age
- 8mo ago

HEITMANN Maschinen-Entkalker 3in1 175 g | Entfernt Kalk Schmutz & Gerüche | Maschinenreiniger geeignet für Waschmaschine & Spülmaschine | Schont Dichtungen & Heizstäbe | Entkalker mit Zitronensäure
- Price
- €2.12
- Rating
- 4.6/5
- Reviews
- 58
- Age
- 10mo ago

HEITMANN pure Reine Citronensäure 500 ml | Effektiver Kalkentferner in Küche & Bad | 100% natürliche Zitronensäure | Entkalker für Kaffeevollautomat Wasserkocher & Waschmaschine | Lebensmittelsauber
- Price
- €2.44
- Rating
- 4.7/5
- Reviews
- 579
- Age
- 10mo ago

Lab4House | Anti-Kalk 1000 ml Spray | Extra Starker Profi-Entkalker für Bad Dusche & Küche | Entfernt Kalk Rost & Urinstein
- Price
- €17.90
- Rating
- 4.4/5
- Reviews
- 62
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 64% of clicks. Leaders hold, but buyers still shop past them.
Brands
13 falling
Sellers
152
Est. top-5 brand share
84%
Top 20: 100%
Est. top-5 click share
64%
Top 20: 98%
Open market
12%
- Maxxi Clean28%
- HEITMANN pure24%
- Durgol15%
- De'Longhi10%
- Chemical Ecosolutions7%
- BMUT4%
- Open — no brand owns it (7 brands, 12%)
Demand
Entkalker search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Nov · busiest ÷ quietest = 1.8×
Search terms
Top Entkalker search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- entkalker163K/yr
- universal entkalker6K/yr
- descaler8K/yr
- universal entkalker kaffeevollautomat5K/yr
- maschinen entkalker3K/yr
- entkalker flüssig4K/yr
Reviews and returns
What reviews say buyers love and hate about Entkalker
We read the reviews and the return reasons for every product selling here.
“Der Preis hier ist aber heftig”
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
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 Entkalker 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









