33
cranium
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.9%return rate — above 5% kills the launch gate
Avg price
Great£17.99avg listing price — sweet spot $15–$100
Price range
Great£12.39–£24.46cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good6.9%search→purchase rate — share of searches ending in a sale
Review moat
Good905avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-31.2%90-day search growth — must beat 0% to launch
Market size
Bad£26K£26K/yr · 21K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals Low Review Barrier