Is fid profitable to sell on Amazon United States?

The niche generates $78K/yr across 31 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is -10.8%. Flapen's verdict: Worth a look (52/100).

How competitive is the fid niche?

26 brands and 105 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 49% of demand.

What do buyers complain about in fid?

Top complaints mined from reviews: Ease Of Use, Quality-Overall, Instructions/User Manual/Troubleshooting. The return rate is 1.3%.

When does demand for fid peak?

Demand peaks in Aug; the busiest month runs 1.5× the quietest.

What does it cost to enter the fid niche?

Listings span $5.90–$71.23; the average listing price is $25.05 (sweet spot $15–$100). The average incumbent carries 472 reviews — the moat a new listing must climb.

fid

Worth a look

Shows a sweet-spot price point ($25.05 avg), but a small market ($78K/yr) keeps it on the watch list.

Avg price

Incredible$25.05

avg listing price — sweet spot $15–$100

Returns

Great1.3%

return rate — above 5% kills the launch gate

Brand share

Great49%

top-5 brand share — no brand owns this niche

Price range

Great$5.90–$71.23

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Great472.42

avg incumbent reviews — the moat a new listing must climb

Competition

Good47%

top-5 click share — leaders hold, buyers still browse

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.9%

search→purchase rate — share of searches ending in a sale

Market size

Bad$78K

$78K/yr · 163K searches

Growth

Bad-10.8%

90-day search growth — must beat 0% to launch

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, fid is a $78K/yr Amazon United States market (163K searches/yr). The top 5 brands hold 49% of demand. Demand peaks in Aug. Verdict: Worth a look — 52/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

fid market data

Units sold / yr: 3K–4K; avg 0–100/product
Revenue / yr: $75K–$100K; units × avg price
Conversion rate: 1.9%
Avg BSR: #1,711
Page quality: 0%
Prime: 100%
Sponsored: 81%
Out of stock: 2.6%
Avg brand age: 50 months
Avg seller age: 181 days

Competition & brand share

The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.

Brands

26 rising

Sellers

105

Top-5 brand share

49%

Top 20: 94%

Top-5 click share

47%

Top 20: 88%

Open market

43%

Koch Industries14%
Factor 5510%
ProSSS10%
XIALUO8%
CARGEN8%
Mellbree7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -10.8% search growth over the last 90 days.

Peak months: Aug · busiest ÷ quietest = 1.5×

Open Trend

Top fid search terms

fid123K/yr -18.4%1.1% conv.
rope splicing tools13K/yr +15.5%3.4% conv.
splicing fid7K/yr +15.1%5.3% conv.
rope fid7K/yr +6.4%5.9% conv.
rope splicing fid4K/yr +25.5%4.9% conv.
rope splicing kit6K/yr -1.2%4.9% conv.
fids3K/yr +18.1%4.2% conv.

All search terms

Top fid 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Koch Industries 5390001 Splicing Fids Set Black-5390001 No Size Black

Koch Industries$7.174.2★745 rev

Rope Splicing Tool Kit 7 Sizes (5/32 7/32 1/4 5/16 3/8 3/8 Large 1/2) with Pusher Storage Bag & Black Splicing Tape Aluminum Fids for Double Boat/Climbing Ropes Rapid Recovery

ProSSS$31.414.4★65 rev

CARGEN Marine Splicing FID FID Splicing Rope Kit 304 Stainless Steel for Tool with Plastic Handles Rope for Yachts Boats 1/8-Inch 1/2-Inch(S)

CARGEN$8.754.5★190 rev

Factor 55 Fast FID Rope Splicing Tool

Factor 55$47.044.8★556 rev

Mellbree Rope Splicing Tools 7 Pcs 1/4 5/16 3/8 7/16 1/2 Rope FID with Pusher for Boating Sailing Dock Lines & Anchor Ropes Heavy Duty for Braid Ropes

Mellbree$26.814.3★52 rev

Newest

by launch date

ElaraBerry 2 Pcs Rope Splicing Fids Stainless Steel Rope Splicing FID Spike Tools with Plastic Handles

ElaraBerry$13.836 rev

7mo ago

Mellbree Rope Splicing Tools 7 Pcs 1/4 5/16 3/8 7/16 1/2 Rope FID with Pusher for Boating Sailing Dock Lines & Anchor Ropes Heavy Duty for Braid Ropes

Mellbree$26.8152 rev

7mo ago

Leriton 12 Pcs Rope Splicing Tool Kit with Splicing Instruction Stainless Steel FID 1/4 5/16 3/8 7/16 1/2 Line Braiding Set with Scissors Tape for Sailing Boating Camping Outdoor Rope Work

Leriton$40.474 rev

8mo ago

Rope Splicing Tool Kit 7 Sizes (5/32 7/32 1/4 5/16 3/8 3/8 Large 1/2) with Pusher Storage Bag & Black Splicing Tape Aluminum Fids for Double Boat/Climbing Ropes Rapid Recovery

ProSSS$31.4165 rev

12mo ago

XIALUO Rope Splicing Tool Kit with 6 Stainless Steel Mirror polishing Splicing Tool and Fids Pusher Suitable for Rapid Recovery and Splice Double Braid Rope

XIALUO$43.8818 rev

1y ago

What buyers say about fid

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall24%

“Good quality set”

Ease Of Use12%

“Easy to Use”

Value For Money10%

“Worth the money”

Efficiency8%

“it mostly handled the job”

Durability5%

“They are very durable”

Advertised Vs Actual Product5%

“As promised”

Size-Overall4%

“The set covers a good range of sizes”

Strength3%

“nice and sturdy”

Color3%

“the color coding is helpful”

Design-Overall3%

“Well designed”

What buyers complain about

Ease Of Use8%

“Really frustrating to use”

Quality-Overall8%

“Low quality, burrs”

Instructions/User Manual/Troubleshooting8%

“The instructions aren't very clear”

Flexibility6%

“does not flex under pressure”

Size-Overall6%

“not suited to my hands”

Advertised Vs Actual Product6%

“NOT AS DESCRIBED”

Hard Feel4%

“How hard can it be”

Durability4%

“its the one that breaks”

Rope/Wire Tangling4%

“It makes short work of knots”

Ease Of Cleaning4%

“The pusher needed a lot of cleanup at the tip”

Top return reasons

Size-Overall51%

Advertised Vs Actual Product10%

Functionality-Overall9%

Defective Material/Parts5%

Quality-Overall5%

Compatibility-Overall4%

Ease Of Use2%

Sharpness2%

Instructions/User Manual/Troubleshooting1%

Stitch/Finish/Polish1%

Common questions

Is fid profitable to sell on Amazon United States?: The niche generates $78K/yr across 31 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is -10.8%. Flapen's verdict: Worth a look (52/100).
How competitive is the fid niche?: 26 brands and 105 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 49% of demand.
What do buyers complain about in fid?: Top complaints mined from reviews: Ease Of Use, Quality-Overall, Instructions/User Manual/Troubleshooting. The return rate is 1.3%.
When does demand for fid peak?: Demand peaks in Aug; the busiest month runs 1.5× the quietest.
What does it cost to enter the fid niche?: Listings span $5.90–$71.23; the average listing price is $25.05 (sweet spot $15–$100). The average incumbent carries 472 reviews — the moat a new listing must climb.

fid