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53

zykluscomputer

Worth a look

Shows beatable incumbent ratings (4.0★), but soft demand (-25.2% this quarter) keeps it on the watch list.

Market size 40Growth 12Conversion 48Competition 64Returns 81Price range 24Avg price 79Brand share 57Review moat 52Quality gap 94

Quality gap

Great4.0★

avg incumbent rating — lower means beatable quality

Returns

Great1.7%

return rate — above 5% kills the launch gate

Avg price

Great€88.92

avg listing price — sweet spot $15–$100

Competition

Good46%

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

Brand share

Good71%

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

Review moat

Good1,421.03

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay3.8%

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

Market size

Okay€204K

€204K/yr · 60K searches

Price range

Bad€7.94–€362.53

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

Growth

Bad-25.2%

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

According to Flapen's Amazon Germany niche tracking, zykluscomputer is a €204K/yr Amazon Germany market (60K searches/yr). The top 5 brands hold 71% of demand. Demand peaks in Jan–Oct. Verdict: Worth a look — 53/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

zykluscomputer market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
€133K–€178K
units × avg price
Conversion rate
3.8%
Avg BSR
#21
Page quality
0%
Prime
93%
Sponsored
73%
Out of stock
5.1%
Avg brand age
44 months
Avg seller age
200 days

Competition & brand share

The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 rising

Sellers

48

Top-5 brand share

71%

Top 20: 100%

Top-5 click share

46%

Top 20: 88%

Open market

22%

  • Ovy23%
  • Cyclotest21%
  • femometer10%
  • Easy@Home10%
  • Clearblue8%
  • Daysy7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -25.2% search growth over the last 90 days.
3K2KPrime Day '24Spike '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Oct · busiest ÷ quietest = 1.8×

Top zykluscomputer search terms

  • zyklus tracker15K/yr
  • ovy basalthermometer10K/yr
  • verhütungscomputer7K/yr
  • eisprung messgerät6K/yr
  • cyclotest lady basalthermometer3K/yr
  • zykluscomputer5K/yr
  • cyclotest3K/yr
  • daysy zykluscomputer3K/yr
  • ovy4K/yr
  • ovularing2K/yr
All search terms

Top zykluscomputer 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.

0%5%€10K10%€20K15%€31K20%€41K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about zykluscomputer

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

What buyers love

Benutzerfreundlichkeit15%

“Einfachs Prinzip”

beworben Vs Tatsächliches Produkt12%

“Alles so wie es sein soll”

Fruchtbarkeit/Empfängnis11%

“Megaaa Ovulationstest”

Qualität insgesamt7%

“Super Produkt”

Effizienz7%

“Ring funktioniert super”

Konnektivität – insgesamt6%

“Die App ist durchdacht und detailreich, die Verbindung per Bluetooth lief beim ersten Versuch reibungslos”

Preis-Leistungs-Verhältnis5%

“Guter Preis”

Temperaturkontrolle4%

“Das Thermometer hat anfangs noch funktioniert”

Gesamtgröße3%

“Passt”

Akkulaufzeit3%

“Batterie hält schon über ein Jahr”

What buyers complain about

Haltbarkeit16%

“Geringe Haltbarkeit”

Preis-Leistungs-Verhältnis12%

“Also völlig unsinniges und teures Gerät”

Konnektivität – insgesamt11%

“der Ring synchronisiert nicht mehr.”

Funktionalität insgesamt11%

“Funktioniert nicht”

Akkulaufzeit10%

“Batterie vorzeitig leer”

Temperaturkontrolle4%

“Misst die Temperatur”

Qualität insgesamt3%

“Nicht hochwertig”

Messung / Ablesegenauigkeit3%

“Unzuverlässige Messung”

Benutzerfreundlichkeit2%

“Nicht so einfach in der Anwendung, da es flutscht”

Genauigkeit insgesamt2%

“Unzuverlässig”

Top return reasons

Funktionalität insgesamt30%
Konnektivität – insgesamt9%
Gesamtgröße9%
Kompatibilität – insgesamt6%
Produktzustand5%
Defekt Material/Teile4%
Messung / Ablesegenauigkeit4%
Heizung4%
Gesamt anzeigen4%
beworben Vs Tatsächliches Produkt3%

Common questions

Is zykluscomputer profitable to sell on Amazon Germany?
The niche generates €204K/yr across 30 tracked products. 2 of 4 products launched in the last 360 days are still selling. 90-day search growth is -25.2%. Flapen's verdict: Worth a look (53/100).
How competitive is the zykluscomputer niche?
13 brands and 48 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 71% of demand.
What do buyers complain about in zykluscomputer?
Top complaints mined from reviews: Haltbarkeit, Preis-Leistungs-Verhältnis, Konnektivität – insgesamt. The return rate is 1.7%.
When does demand for zykluscomputer peak?
Demand peaks in Jan–Oct; the busiest month runs 1.8× the quietest.
What does it cost to enter the zykluscomputer niche?
Listings span €7.94–€362.53; the average listing price is €88.92 (sweet spot $15–$100). The average incumbent carries 1,421 reviews — the moat a new listing must climb.