Is inclinometer profitable to sell on Amazon United States?

The niche generates $189K/yr across 23 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is +0.9%. Flapen's verdict: Worth a look (54/100).

How competitive is the inclinometer niche?

21 brands and 72 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 59% of demand.

What do buyers complain about in inclinometer?

Top complaints mined from reviews: Quality-Overall, Measurement/Reading Accuracy, Instructions/User Manual/Troubleshooting. The return rate is 1.5%.

When does demand for inclinometer peak?

Demand is steady year-round — the busiest month runs 1.2× the quietest.

What does it cost to enter the inclinometer niche?

Listings span $12.06–$206.16; the average listing price is $31.54 (sweet spot $15–$100). The average incumbent carries 1,097 reviews — the moat a new listing must climb.

Inclinometer

Worth a look

Shows a sweet-spot price point ($31.54 avg), but soft demand (+0.9% this quarter) keeps it on the watch list.

Avg price

Incredible$31.54

avg listing price — sweet spot $15–$100

Returns

Great1.5%

return rate — above 5% kills the launch gate

Brand share

Great59%

top-5 brand share — no brand owns this niche

Conversion

Good5.2%

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

Review moat

Good1,096.65

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Okay56%

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

Price range

Okay$12.06–$206.16

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

Market size

Okay$189K

$189K/yr · 115K searches

Growth

Okay+0.9%

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

Is inclinometer profitable on Amazon?

According to Flapen's Amazon United States niche tracking, inclinometer is a $189K/yr Amazon United States market (115K searches/yr). The top 5 brands hold 59% of demand. Verdict: Worth a look — 54/100.

Data updated Jul 26, 2026 · scored weekly · How we score niches

inclinometer market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 6K–8K; avg 100–250/product
Revenue / yr: $189K–$252K; units × avg price
Conversion rate: 5.2%
Avg BSR: #261
Page quality: 0%
Prime: 91%
Sponsored: 78%
Out of stock: 0.0%
Avg brand age: 51 months
Avg seller age: 164 days

Competition: brands, sellers & click share

The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.

Brands

21 falling

Sellers

Top-5 brand share

59%

Top 20: 99%

Top-5 click share

56%

Top 20: 96%

Open market

37%

Johnson25%
KLEIN TOOLS15%
SZRKRLA7%
Cubesprings6%
Sun Company5%
COROLLATA5%

inclinometer demand & seasonality

Weekly Amazon search volume, last 104 weeks — +0.9% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.2×

Open Trend

Top inclinometer search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

inclinometer71K/yr -4.8%3.6% conv.
roof pitch tool16K/yr +56.5%1.1% conv.
roof pitch gauge9K/yr -10.8%11.5% conv.
slope meter10K/yr +12.3%2.2% conv.
inclinometro3K/yr +4.4%0.7% conv.
level gauge3K/yr +6.9%0.9% conv.
pitch gauge roofing3K/yr -28.4%13.5% conv.

All search terms

Top inclinometer products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

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

Top sellers

by 90-day click share

Johnson Level & Tool 750 Pitch & Slope Locator Orange 1 Locator

Johnson$12.094.7★2,423 rev

Klein Tools 935DAG Digital Electronic Level and Angle Gauge Measures 0 - 90 and 0 - 180 Degree Ranges Measures and Sets Angles

KLEIN TOOLS$32.514.8★16,347 rev

SZRKRLA Inclinometer Physical Therapy Tool No-Leak PT Inclinometer Accurate Range for Range of Motion Measurements No-Leak PT Inclinometer for Students and Professionals

SZRKRLA$16.494.3★28 rev

Cubesprings Inclinometer Physical Therapy Accurate Range of Motion (ROM) Measurement

Cubesprings$16.264.8★30 rev

Sun Company 201-F Lev-o-gage Inclinometer | USA-Made Level Gauge for Off-Road Vehicle Jeep Truck RV Camper Trailer or Boat

Sun Company$16.514.6★1,776 rev

Newest

by launch date

Inclinometer for Physical Therapy - Accurate Range of Motion (ROM) Measurement Leak-Proof Construction- Easy to Use Inclinometer for Students and Professionals

Mestts$13.4126 rev

5mo ago

Digital Laser Angle Finder inclinometer Protractor Tool 490 High Accuracy Large LED Display Magnetic Base USB Rechargeable for Woodworking Metalworking Construction & DIY

winblot$24.8027 rev

6mo ago

Inclinometer for Physical Therapy | No-Leak PT Inclinometer for Range of Motion (ROM) Measurements-Easy to Use Inclinometer for Students and Professionals

Generic$13.546 rev

8mo ago

2-Pack Level Gauge for RV Bubble Trailer Car Inclinometer Gauge Trailer Leveling Alternative with Wide Angle Range (45)

Nikazhzljj$19.0519 rev

10mo ago

PREXISO Digital Level & Digital Protractor 7 inch Angle Finder 0-90 & 0-180 Range Electronic Bubble Inclinometer with Magnetic V-Groove & Audio Indicator for Woodwork Saw & Home Drainage Leveling

Prexiso$28.88221 rev

2y ago

What reviews say buyers love and hate about inclinometer

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

What buyers love

Ease Of Use27%

“Easy Operation”

Quality-Overall13%

“this is a high quality tool that functions just as it was designed to”

Advertised Vs Actual Product11%

“As shown”

Value For Money10%

“Good Value”

Measurement/Reading Accuracy5%

“Accurate”

Size-Overall3%

“Convenient Size”

Durability2%

“It feels durable”

Efficiency2%

“itll do the job”

Brightness/Shine/Glow2%

“The laser works great and is bright”

Strength2%

“Strong, built-in magnet”

What buyers complain about

Quality-Overall13%

“Garbage product”

Measurement/Reading Accuracy13%

“Accuracy is non-existent”

Instructions/User Manual/Troubleshooting7%

“Could use better instructions”

Durability6%

“the kicker for all this is that they break randomly”

Value For Money5%

“Not what I paid for”

Ease Of Use4%

“Making it hard to work with sometimes”

Charging4%

“My unit does not turn on after charging”

Product Condition3%

“The sent me a clear used”

Functionality-Overall3%

“Doesn't work”

Battery Life2%

“batteries are a pain”

Top return reasons

Functionality-Overall22%

Advertised Vs Actual Product12%

Measurement/Reading Accuracy10%

Value For Money8%

Size-Overall7%

Defective Material/Parts6%

Product Condition6%