Is 30 pin to usb c profitable to sell on Amazon United States?

The niche generates $67K/yr across 18 tracked products. 1 of 7 products launched in the last 360 days are still selling. 90-day search growth is -5.1%. Flapen's verdict: Skip it (43/100).

How competitive is the 30 pin to usb c niche?

11 brands and 15 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 80% of demand.

What do buyers complain about in 30 pin to usb c?

Top complaints mined from reviews: Compatibility-Overall, Functionality-Overall, Durability. The return rate is 3.3%.

What does it cost to enter the 30 pin to usb c niche?

Listings span $4.67–$23.51; the average listing price is $8.77 (sweet spot $15–$100). The average incumbent carries 1,041 reviews — the moat a new listing must climb.

30 pin to usb c

Skip it

A small market ($67K/yr) — this niche doesn't clear our bar today.

Quality gap

Incredible3.6★

avg incumbent rating — lower means beatable quality

Conversion

Great8.1%

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

Review moat

Good1,041.06

avg incumbent reviews — the moat a new listing must climb

Returns

Okay3.3%

return rate — above 5% kills the launch gate

Price range

Okay$4.67–$23.51

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

Brand share

Okay80%

top-5 brand share — brands hold most of the demand

Competition

Okay68%

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

Avg price

Bad$8.77

avg listing price — sweet spot $15–$100

Growth

Bad-5.1%

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

Market size

Bad$67K

$67K/yr · 94K searches

Signals Quality Gap

According to Flapen's Amazon United States niche tracking, 30 pin to usb c is a $67K/yr Amazon United States market (94K searches/yr). The top 5 brands hold 80% of demand. Verdict: Skip it — 43/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

30 pin to usb c market data

Units sold / yr: 6K–8K; avg 250–500/product
Revenue / yr: $53K–$70K; units × avg price
Conversion rate: 8.1%
Avg BSR: #1,282
Page quality: 0%
Prime: 94%
Sponsored: 94%
Out of stock: 5.3%
Avg brand age: 38 months
Avg seller age: 170 days

Competition & brand share

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

Top-5 brand share

80%

Top 20: 100%

Top-5 click share

68%

Top 20: 100%

Open market

15%

KabelDirekt25%
Belcompany23%
Critin16%
Herfair10%
INVERY5%
ClipGrip5%
Open — no brand owns it (5 brands, 15%)

Demand

Weekly Amazon search volume, last 41 weeks — -5.1% search growth over the last 90 days.

Open Trend

Top 30 pin to usb c search terms

30 pin to usb c48K/yr -20.9%6.7% conv.
30 pin to usb c adapter14K/yr +43.1%4.3% conv.
apple 30 pin to usb c adapter7K/yr +10.2%5.8% conv.
30pin to usb c6K/yr +2.9%7.1% conv.
usb c to 30 pin adapter5K/yr +9.3%5.5% conv.
ipod to usb c adapter5K/yr +35.3%6.9% conv.
ipod 30 pin to usb c4K/yr -6.6%8.8% conv.
ipod adapter to usb c3K/yr -17.2%5.6% conv.
usb c to 30 pin3K/yr -29.9%11.6% conv.

All search terms

Top 30 pin to usb c 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★)1 product missing review or click data not plotted

All 18 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

KabelDirekt 30-Pin to USB C Adapter Cable for iPhone 4S/4/3G/3/1 iPad 3/2/1 iPod 3 3ft Male to Male White (Next-Generation Data/Charging Cable from USB-C to Dock Connector)

KabelDirekt$9.044.4★1,399 rev

USB C to 30 Pin Female Adapter for iPhone 16 Apple MFi Certified No Audio Type C Male to 30-Pin Female Charging and Data Transfer Converter Compatible with iPhone 16 15 Pro Max 16 15 Plus New iPad

Belcompany$8.132.4★181 rev

Critin 30 Pin to USB C CableFast Charging & Sync Cable Compatible with iPhone 4/4s/3Gs/3G/1 iPad 1/2/3 iPod Touch 1/2/3/4 iPod Nano 2/3/4/5/6 iPod Classic 3/4/5/6/7 (1M/3.3FT)

Critin$5.444.5★86 rev

Herfair 30 Pin to USB C Charger Cable Braided Cord for Charging & Data Sync

Herfair$4.844.4★132 rev

INVERY DockLinQ Pro Bluetooth 5.0 Adapter Receiver for Bose Sounddock and 30 pin iPod iPhone Music Docking Station(Not for Cars)

INVERY$23.514.5★12,583 rev

Newest

by launch date

6.6FT 30 Pin to USB C Charger Cable Braided Fast Charging & Data Sync Cord

Herfair$5.97132 rev

1mo ago

JINPIAOPIAO Type C 8Pin to 30Pin Charging Sync Adapters for Pad 1 2 3 and Phone 4 4S with Plugs and Play Function Not Driver Need

JINPIAOPIAO$5.930 rev

1mo ago

USB C to 30 Pin Female Adapter for iPhone 17 [Apple MFi Certified] No Audio USB Type C Male to 30-Pin Female Charging and Data Converter for iPhone 17 17 Air 16 15 Pro Max 16 15 Plus New iPad

HUAZHUN$8.345 rev

2mo ago

USB C to 30 Pin Cable for iPhone 4 Apple MFi Certified 3.3Feet USB Type-C to 30-Pin Charging & Data Sync Cord Compatible with iPhone 4/4S/3GS iPad 1/2/3 iPod Classic/Nano/Touch (White)

HUAZHUN$7.115 rev

3mo ago

Critin 30 Pin to USB C CableFast Charging & Sync Cable Compatible with iPhone 4S/4 3G/3GS iPad 1/2/3 iPod Touch/Nano (2M/6.6FT)

Critin$6.1386 rev

6mo ago

What buyers say about 30 pin to usb c

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

What buyers love

Charging18%

“Fast charger”

Quality-Overall13%

“Amazing quality”

Advertised Vs Actual Product11%

“Works just as it should”

Compatibility-Overall10%

“Pairs well with iPod”

Connectivity-Overall8%

“It connects easily”

Value For Money7%

“Decent price”

Audio Quality6%

“Sound quality was great”

Ease Of Use4%

“Easy to Use”

Size-Overall3%

“The connector fits snugly”

Assembly/Installation3%

“Easy to install”

What buyers complain about

Compatibility-Overall16%

“Doesnt sync with my vehicle”

Functionality-Overall16%

“Now wont power up”

Durability13%

“it fell apart”

Quality-Overall12%

“Poor quality”

Charging11%

“it never charged”

Size-Overall4%

“The fit is a bit wonky”

Connectivity-Overall4%

“Connection issues”

Audio Quality3%

“no audio”

Socket/Port/Plug3%

“iPod connector broke as soon as I plugged it in”

Defective Material/Parts2%

“Broke and need not work”

Top return reasons

Compatibility-Overall29%

Connectivity-Overall17%

Functionality-Overall12%

Charging12%

Size-Overall9%

Defective Material/Parts5%