devil tail
Skip itA small market ($39K/yr) — this niche doesn't clear our bar today.
Review moat
Incredible67.1avg incumbent reviews — the moat a new listing must climb
Avg price
Incredible$23.82avg listing price — sweet spot $15–$100
Quality gap
Great4.1★avg incumbent rating — lower means beatable quality
Price range
Great$5.95–$108.00cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Brand share
Okay82%top-5 brand share — brands hold most of the demand
Growth
Okay+8.0%90-day search growth — must beat 0% to launch
Returns
Bad6.8%return rate — above 5% kills the launch gate
Conversion
Bad1.1%search→purchase rate — share of searches ending in a sale
Market size
Bad$39K$39K/yr · 141K searches
According to Flapen's Amazon United States niche tracking, devil tail is a $39K/yr Amazon United States market (141K searches/yr). The top 5 brands hold 82% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 43/100.
Data updated Jul 10, 2026 · scored weekly · How we score niches
devil tail market data
- Units sold / yr
- 3K–4K
- avg 0–100/product
- Revenue / yr
- $71K–$95K
- units × avg price
- Conversion rate
- 1.1%
- Avg BSR
- #2,095
- Page quality
- 0%
- Prime
- 86%
- Sponsored
- 62%
- Out of stock
- 23.8%
- Avg brand age
- 46 months
- Avg seller age
- 202 days
Competition & brand share
The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.Brands
13 falling
Sellers
23
Top-5 brand share
82%
Top 20: 100%
Top-5 click share
59%
Top 20: 99%
Open market
15%
- ATekatac26%
- Fun Costumes25%
- Hycredi11%
- BIAOKS10%
- clcbdeyit9%
- Forum Novelties4%
- Open — no brand owns it (7 brands, 15%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +8.0% search growth over the last 90 days.Peak months: Sep, Oct, Nov · busiest ÷ quietest = 21.0×
Top devil tail search terms
- devil tail77K/yr
- demon tail28K/yr
- black devil tail12K/yr
- devil tail costume9K/yr
- red devil tail6K/yr
- devil tail black5K/yr
- devils tail4K/yr
Top devil tail 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.
All 21 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Fun Costumes - Devil Costume Tail With Wire For Shaping Halloween And Cosplay Outfit Accessory
Fun Costumes$5.954.0★33 rev
Devil Horns Heart Sunglasses Rimless Rave Trendy Novelty Halloween Glasses for Women Men Party Funny Eyewear-Red
Hycredi$9.714.5★28 rev
Cat Wolf Fox Ears and Tail Costume Set with Bell Lace Choker
BIAOKS$23.674.6★143 rev
ATekatac Devil Tail Halloween Cosplay Props Cute Love Heart Demon Tail (Black Red)
ATekatac$29.133.8★57 rev
ATekatac Devil Tail Halloween Cosplay Props Cute Love Heart Demon Tail (J Love Black)
ATekatac$16.493.8★57 rev
Newest
by launch date
clcbdeyit Dragon Tail Succubus Tail Devil Costume tail Demon Tail (C Black)
clcbdeyit$29.412 rev
clcbdeyit Dragon Tail Succubus Tail Devil Costume Tail Demon Tail (T Black)
clcbdeyit$28.402 rev
clcbdeyit Dragon Tail Succubus Tail Devil Costume Tail Demon Tail (L Black)
clcbdeyit$29.292 rev
Eofnengsohio Halloween Gothic Animal Ears Headband With Devil Tail Furry Bat Demon Women Costume Accessories (Black 1 96cm)
Eofnengsohio$8.833 rev
Devil Tail Articulated | Cosplay Devil Tail with Flexible Movement | Articulated Demon Tail for Halloween Costume (Black)
Generic$108.000 rev
Trending
90-day click momentumclcbdeyit Dragon Tail Succubus Tail Devil Costume Tail Demon Tail (L Black)
clcbdeyit$29.295.0★
clcbdeyit Dragon Tail Succubus Tail Devil Costume tail Demon Tail (C Black)
clcbdeyit$29.415.0★
clcbdeyit Dragon Tail Succubus Tail Devil Costume Tail Demon Tail (T Black)
clcbdeyit$28.405.0★
Devil Horns Heart Sunglasses Rimless Rave Trendy Novelty Halloween Glasses for Women Men Party Funny Eyewear-Red
Hycredi$9.714.5★
ATekatac Devil Tail Halloween Cosplay Props Cute Love Heart Demon Tail (Black)
ATekatac$29.513.8★
What buyers say about devil tail
What buyers praise and complain about, mined from review topics.What buyers love
“Great quality”
“good value”
“it worked just fine for what I needed”
“fits great”
“Was comfortable and great quality”
“shapeable customizable tail”
“features an adjustable elastic belt band that stays perfectly comfortable”
“it is super lightweight”
“very soft all over”
What buyers complain about
“Looks cheap”
“Broke easily”
“not the same as the photos”
“Falls a part. Okay, so it works, but not that well.”
“Cheap material”
“wasnt very practical”
“But the horns were super tiny”
“Absolutely loved this set though the collar was too small for my husband's neck”
Top return reasons
Common questions
- Is devil tail profitable to sell on Amazon United States?
- The niche generates $39K/yr across 21 tracked products. 0 of 7 products launched in the last 360 days are still selling. 90-day search growth is +8.0%. Flapen's verdict: Skip it (43/100).
- How competitive is the devil tail niche?
- 13 brands and 23 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 82% of demand.
- What do buyers complain about in devil tail?
- Top complaints mined from reviews: Quality-Overall, Durability, Advertised Vs Actual Product. The return rate is 6.8% — above our launch gate.
- When does demand for devil tail peak?
- Demand peaks in Sep–Oct–Nov; the busiest month runs 21.0× the quietest.
- What does it cost to enter the devil tail niche?
- Listings span $5.95–$108.00; the average listing price is $23.82 (sweet spot $15–$100). The average incumbent carries 67 reviews — the moat a new listing must climb.