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36

cold case

Skip it

Soft demand (-47.3% this quarter) — this niche doesn't clear our bar today.

Market size 17Growth 1Conversion 52Competition 20Returns 97Price range 81Avg price 84Brand share 5Review moat 39Quality gap 50

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Avg price

Great€18.42

avg listing price — sweet spot $15–$100

Price range

Great€7.48–€51.08

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

Conversion

Good4.3%

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

Quality gap

Good4.5★

avg incumbent rating — lower means beatable quality

Review moat

Okay2,611.15

avg incumbent reviews — the moat a new listing must climb

Competition

Bad76%

top-5 click share — a locked-up shelf

Market size

Bad€69K

€69K/yr · 87K searches

Brand share

Bad98%

top-5 brand share — brand-locked demand

Growth

Bad-47.3%

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

According to Flapen's Amazon Germany niche tracking, cold case is a €69K/yr Amazon Germany market (87K searches/yr). The top 5 brands hold 98% of demand. Verdict: Skip it — 36/100.

Data updated Jul 17, 2026 · scored weekly · How we score niches

cold case market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
€28K–€37K
units × avg price
Conversion rate
4.3%
Avg BSR
#970
Page quality
0%
Prime
100%
Sponsored
69%
Out of stock
0.0%
Avg brand age
44 months
Avg seller age
214 days

Competition & brand share

The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

48

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

76%

Top 20: 100%

Open market

0%

  • ThinkFun76%
  • Cryptic Killers10%
  • CRIMECASES6%
  • Unsolved Case Files3%
  • True Crime Games3%
  • X-SCAPE2%

Demand

Weekly Amazon search volume, last 20 weeks — -47.3% search growth over the last 90 days.
3K2KSpike '26Mar '26Mar '26Apr '26May '26May '26Jun '26Jul '26

Top cold case 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%10%€7K20%€14K30%€21K40%€27K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

What buyers say about cold case

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

What buyers love

Spaß/Unterhaltungserlebnis65%

“Mega Spiel”

Design insgesamt7%

“Ganz nett gemacht”

Geschenk Zweck6%

“Super Geschenk”

Quizspiele6%

“tolle Rätsel”

Materialqualität4%

“Die Verarbeitung der Materialien ist hochwertig”

Qualität insgesamt2%

“Auch qualitativ macht das Spiel einen guten Eindruck”

Benutzerfreundlichkeit2%

“Es wird einem nicht zu einfach gemacht”

beworben Vs Tatsächliches Produkt2%

“Produkt wie beschrieben”

Preis-Leistungs-Verhältnis1%

“Hat sich gelohnt”

Kreativität1%

“Innovativ, kreativ, knifflig, toll”

What buyers complain about

Spaß/Unterhaltungserlebnis14%

“wir fanden ihn nicht sonderlich spannend gesamt”

Audioqualität14%

“manche Audios nervten uns wirklich.”

Qualität insgesamt14%

“Der Fall war schlecht”

Preis-Leistungs-Verhältnis7%

“Leider etwas teuer”

beworben Vs Tatsächliches Produkt7%

“total irreführend”

Genauigkeit insgesamt4%

“Allerdings ist die Hinweisführung nicht immer ganz eindeutig”

Top return reasons

Defekt Material/Teile25%
Geschenk Zweck18%
Produktzustand18%
beworben Vs Tatsächliches Produkt10%
Preis-Leistungs-Verhältnis5%
Qualität insgesamt5%
Gesamtgröße5%
Funktionalität insgesamt5%
Geruch5%
Haftung/Klebrigkeit3%

Common questions

Is cold case profitable to sell on Amazon Germany?
The niche generates €69K/yr across 13 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -47.3%. Flapen's verdict: Skip it (36/100).
How competitive is the cold case niche?
6 brands and 48 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in cold case?
Top complaints mined from reviews: Spaß/Unterhaltungserlebnis, Audioqualität, Qualität insgesamt. The return rate is 0.5%.
What does it cost to enter the cold case niche?
Listings span €7.48–€51.08; the average listing price is €18.42 (sweet spot $15–$100). The average incumbent carries 2,611 reviews — the moat a new listing must climb.