Is gymboss interval timer profitable to sell on Amazon United States?

The niche generates $251K/yr across 21 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +1.6%. Flapen's verdict: Skip it (48/100).

How competitive is the gymboss interval timer niche?

9 brands and 12 sellers compete. The top 5 products take 66% of clicks and top 5 brands hold 94% of demand.

What do buyers complain about in gymboss interval timer?

Top complaints mined from reviews: Durability, Instructions/User Manual/Troubleshooting, Functionality-Overall. The return rate is 2.9%.

When does demand for gymboss interval timer peak?

Demand peaks in Dec; the busiest month runs 2.0× the quietest.

What does it cost to enter the gymboss interval timer niche?

Listings span $15.02–$43.55; the average listing price is $26.45 (sweet spot $15–$100). The average incumbent carries 1,220 reviews — the moat a new listing must climb.

Gymboss Interval Timer

Skip it

Brand-locked demand (top 5 brands take 94% of clicks) — this niche doesn't clear our bar today.

Avg price

Incredible$26.45

avg listing price — sweet spot $15–$100

Price range

Incredible$15.02–$43.55

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

Conversion

Good5.8%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Good1,219.86

avg incumbent reviews — the moat a new listing must climb

Returns

Good2.9%

return rate — above 5% kills the launch gate

Market size

Okay$251K

$251K/yr · 163K searches

Competition

Okay66%

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

Growth

Okay+1.6%

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

Brand share

Bad94%

top-5 brand share — brand-locked demand

Is gymboss interval timer profitable on Amazon?

According to Flapen's Amazon United States niche tracking, gymboss interval timer is a $251K/yr Amazon United States market (163K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Dec. Verdict: Skip it — 48/100.

Data updated Jul 17, 2026 · scored weekly · How we score niches

gymboss interval timer market size & sales

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

Units sold / yr: 10K–13K; avg 500–750/product
Revenue / yr: $265K–$331K; units × avg price
Conversion rate: 5.8%
Avg BSR: #93
Page quality: 0%
Prime: 100%
Sponsored: 95%
Out of stock: 5.6%
Avg brand age: 51 months
Avg seller age: 184 days

Competition: brands, sellers & click share

The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.

Brands

9 falling

Sellers

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

66%

Top 20: 99%

Open market

Gymboss74%
BN-LINK7%
LUCORB5%
Techbee4%
ANJANK3%
KADAMS2%
Open — no brand owns it (3 brands, 4%)

gymboss interval timer demand & seasonality

Weekly Amazon search volume, last 104 weeks — +1.6% search growth over the last 90 days.

Peak months: Dec · busiest ÷ quietest = 2.0×

Open Trend

Top gymboss interval timer search terms shoppers use

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

interval timer36K/yr -6.2%2.6% conv.
gymboss interval timer18K/yr +14.7%10.9% conv.
interval timer for workout17K/yr -18.7%3.6% conv.
gym boss workout timer11K/yr +25.6%10.1% conv.
gym boss9K/yr +37.8%7.0% conv.
repeat cycle timer9K/yr +13.6%5.8% conv.
gymboss8K/yr +9.2%7.2% conv.
tabata timer10K/yr -27.3%2.1% conv.
cycle timer5K/yr +2.9%5.2% conv.
interval timer for running4K/yr +22.2%6.0% conv.

All search terms

Top gymboss interval timer 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 21 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Gymboss Interval Timer and Stopwatch - Black/Blue SOFTCOAT

Gymboss$20.924.5★5,583 rev

Gymboss Interval Timer and Stopwatch - Violet/Pink Metallic Gloss

Gymboss$20.884.5★2,378 rev

Gymboss Interval Timer and Stopwatch - Teal/Blue Metallic Gloss

Gymboss$20.894.6★1,077 rev

Gymboss Charge Interval Timer and Stopwatch (Black/Red)

Gymboss$26.784.4★1,279 rev

BN-LINK Short Period Repeat Cycle Intermittent Timer Interval Timer - Day Night or 24 Hour Operation Photocell Light Sensor Dusk to Dawn for Hydroponics Aquaponics Aeroponics

BN-LINK$26.424.5★3,293 rev

Newest

by launch date

Tempospark Gym Timer Clock Large Display 12 LED Exercise Workout Interval Timer with Remote for Boxing Tabata/FGB/EMOM Countdown/Up Stopwatch Clock for Sports Home Gym Yoga Garage Office Classroom

Tempospark$31.9340 rev

6mo ago

Faweskiy Upgraded Gym Timer Clock for Tabata/FBG/EMOM - Large Workout Clock for Home Gym with Remote Control Count Down & Up | Stopwatch Fitness Digital Timer for Home/Yoga/Boxing/Garage

Faweskiy$30.8464 rev

10mo ago

Acedeck Portable Gym Timer Clock: Fitness Digital Clock with Strong Magnet - Remote Control for Fitness Enthusiasts - Powerful Battery for Home Gym Garage Boxing Black

Acedeck$35.41165 rev

1y ago

KADAMS Workout Interval Timer HIIT Tabata & EMOM Training with Visual Countdown Ring Magnetic for Gym Home Workouts & Fitness

KADAMS$16.9865 rev

2y ago

ANJANK Small Portable Gym Timer Clock Strong Magnet Workout Interval Timer with Powerful Battery Stopwatch Remote Control Adjustable Brightness Fitness Digital Timer for Home/Garage/Boxing

ANJANK$35.00358 rev

2y ago

What reviews say buyers love and hate about gymboss interval timer

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

What buyers love

Ease Of Use16%

“Easy to use”

Quality-Overall11%

“Build quality feels solid”

Advertised Vs Actual Product9%

“Does what it says”

Value For Money8%

“Good price”

Alarm/Timer Accuracy5%

“Great timer”

Brightness/Shine/Glow4%

“the adjustable brightness is a nice touch”

Assembly/Installation3%

“This was very easy to use and install”

Size-Overall3%

“Nice size”

Instructions/User Manual/Troubleshooting3%

“simple and clear instructions”

Durability3%

“durable”

What buyers complain about

Durability16%

“Breaks consistently”

Instructions/User Manual/Troubleshooting12%

“Instruction crazy stupid”

Functionality-Overall9%

“it will not work”

Battery Life6%

“Poor Battery Life”

Charging4%

“The first one sort of ballooned out then wouldn't hold its charge”

Noise Level4%

“the alarm is very loud”

Size-Overall3%

“only downside its kinda large”

Quality-Overall3%

“the build quality is not good”

Value For Money3%

“they where super expensive back in the day”

Product Condition3%

“Defective and appears to have been a return that Amazon sold as new”

Top return reasons

Alarm/Timer Accuracy22%

Functionality-Overall16%

Size-Overall12%

Advertised Vs Actual Product9%

Ease Of Use5%

Charging5%