Skip to content

O2 Trainer

Maybe

Products sell for $30.21 on average, inside the sweet spot. But the top 5 products take 73% of clicks, so O2 Trainer is a Maybe.

Flapen Score
55
55 / 100
Top 24% of 14,768 Health & Household niches · +6 vs the category median of 49
Market size
$852K/yr436K searches / yr
90-day growth
-0.7%search demand this quarter
Competition
73%top-5 click share · 11 brands · 16 sellers

Flapen Score

O2 Trainer against its category

The dotted line is the Health & Household average. Past it, O2 Trainer is stronger. Inside it, weaker.

55Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The O2 Trainer market on Amazon at a glance

Shoppers on Amazon United States searched for O2 Trainer 436K times last year and spent an estimated $852K. The top 5 brands take 80% of clicks. Demand peaks in Feb. Flapen scores it 55 out of 100, a Maybe.

01 · Demand

An estimated 6.5% of those searches ended in a purchase.

Shoppers searched for this 436K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.5% of those searches ended in a purchase. Searches in the last 90 days moved -0.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $852K a year.

Searches, last 12 months
436K
Growth, 90 days vs prior 90
-0.7%
Conversion, latest week
6.5%
Market size, estimated
$852Ka year
Peak month
February2.7× the quietest month
Top search term
lung trainer148K searches a year

02 · Price

A sale here is worth $30.21.

Listings sell for $30.21 on average, from $5.25 to $57.42. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 2,000 to 2,500 of them. At $30.21 that is $60K to $76K a year per listing.

Average price
$30.21inside the $15 to $100 sweet spot
Price range
$5.25–$57.42
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
25K–30K
Units per listing a year
2,000–2,500
Revenue per listing a year
$60K–$76K
Returns
1.7%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

69% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #218 within Health Monitors. It carries 2,250 reviews at 4.36 stars, so a new listing needs social proof before a better product.

Sponsored listings
69%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#218in Health Monitors
Average rating
4.36 starsAmazon United States average 4.42 stars
Average reviews
2,250per listing
Listings tracked
13

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 43 months on average, so the names here are settling in.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
43 months

Products

Top O2 Trainer products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 73% of clicks. A locked shelf that new listings rarely crack.

Brands

11 rising

Sellers

16

Top-5 brand share

80%

Top 20: 100%

Top-5 click share

73%

Top 20: 100%

Open market

15%

  • Brand 139%
  • Brand 216%
  • Brand 39%
  • Brand 49%
  • Brand 57%
  • Brand 65%
  • Open — no brand owns it (5 brands, 15%)

Demand

O2 Trainer search demand

Weekly searches over the year, seasonality beneath. Pick a range.

30K20KHoliday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Feb · busiest ÷ quietest = 2.7×

Search terms

Top O2 Trainer search terms shoppers use

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

  • lung trainer148K/yr
  • breathing trainer113K/yr
  • breath trainer31K/yr
  • vo2 max trainer15K/yr
  • inspiratory muscle trainer11K/yr
  • respiratory trainer16K/yr
  • o2 trainer22K/yr
  • bas rutten o2 trainer19K/yr
  • ironlung5K/yr
  • oxyfit8K/yr

Reviews and returns

What reviews say buyers love and hate about O2 Trainer

We read the reviews and the return reasons for every product selling here.

24%of positive reviews mention “Breathability”
13%of negative reviews mention “Instructions/User Manual/Troubleshooting”
1.7%of orders come back
“bad instructions”
A buyer, on “Instructions/User Manual/Troubleshooting”13% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

18 topics

NegativePositive

FAQ

Common O2 Trainer questions

Answered from the same tracked data.