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simbrix
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Review moat
Incredible48.17avg incumbent reviews — the moat a new listing must climb
Returns
Incredible0.7%return rate — above 5% kills the launch gate
Avg price
Great£16.13avg listing price — sweet spot $15–$100
Price range
Great£6.79–£41.80cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Conversion
Okay2.5%search→purchase rate — share of searches ending in a sale
Growth
Bad-27.5%90-day search growth — must beat 0% to launch
Market size
Bad£40K£40K/yr · 99K searches
Competition
Bad98%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals Low Review Barrier