19
automatic fingernail grinder
Skip itA small market ($0/yr) — this niche doesn't clear our bar today.
Quality gap
Incredible2.4★avg incumbent rating — lower means beatable quality
Review moat
Incredible43avg incumbent reviews — the moat a new listing must climb
Avg price
Good$13.76avg listing price — sweet spot $15–$100
Price range
Okay$9.80–$16.79cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Bad$0$0/yr · 15K searches
Growth
Bad-88.3%90-day search growth — must beat 0% to launch
Conversion
Bad0.0%search→purchase rate — share of searches ending in a sale
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Returns
Bad11.9%return rate — above 5% kills the launch gate