35
calculix
Skip itA small market ($5K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible€27.64avg listing price — sweet spot $15–$100
Price range
Great€7.30–€95.45cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.7%return rate — above 5% kills the launch gate
Review moat
Okay2,142.68avg incumbent reviews — the moat a new listing must climb
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Competition
Okay65%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-18.8%90-day search growth — must beat 0% to launch
Conversion
Bad0.9%search→purchase rate — share of searches ending in a sale
Market size
Bad€5K€5K/yr · 21K searches