Skip to content

Scale Ruler

Fail

Prices span $3.16–$11.82, mostly outside the sweet spot, so Scale Ruler is a Fail.

Flapen Score
43
43 / 100
Ranks 518 of 835 Stationery & Office Supplies niches · −4 vs the category median of 47
Market size
£111K/yr82K searches / yr
90-day growth
-25.9%search demand this quarter
Competition
70%top-5 click share · 11 brands · 20 sellers

Flapen Score

Scale Ruler against its category

The dotted line is the Stationery & Office Supplies average. Past it, Scale Ruler is stronger. Inside it, weaker.

43Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Scale Ruler market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Scale Ruler 82K times last year and spent an estimated £111K. The top 5 brands take 80% of clicks. Demand peaks in Sep–Oct. Flapen scores it 43 out of 100, a Fail.

01 · Demand

An estimated 19.3% of those searches ended in a purchase.

Shoppers searched for this 82K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 19.3% of those searches ended in a purchase. Searches in the last 90 days moved -25.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated £111K a year.

Searches, last 12 months
82K
Growth, 90 days vs prior 90
-25.9%
Conversion, latest week
19.3%
Market size, estimated
£111Ka year
Peak month
September2.4× the quietest month
Top search term
scale ruler58K searches a year

02 · Price

A sale here is worth £7.01.

Listings sell for £7.01 on average, from £3.16 to £11.82. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 750 to 1,000 of them. At £7.01 that is £5K to £7K a year per listing.

Average price
£7.01under the $15 to $100 sweet spot
Price range
£3.16–£11.82
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
15K–20K
Units per listing a year
750–1,000
Revenue per listing a year
£5K–£7K
Returns
0.4%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

67% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 2.3% of listings are out of stock. The average listing ranks #54 within Office Supplies. It carries 778 reviews at 4.45 stars, so a new listing needs social proof before a better product.

Sponsored listings
67%
Prime listings
100%
Out of stock, average day
2.3%
Average rank
#54in Office Supplies
Average rating
4.45 starsAmazon United Kingdom average 4.36 stars
Average reviews
778per listing
Listings tracked
15

04 · Newcomers

0 of last year's 3 launches cleared the first-year sales bar.

3 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 45 months on average, so the names here are settling in.

Launched, last 12 months
3
Successful launches
0Amazon's first-year sales bar
Average brand age
45 months

Products

Top Scale Ruler products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 29, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 70% of clicks. A locked shelf that new listings rarely crack.

£0£11K£22K£33K£44K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

11 falling

Sellers

20

Est. top-5 brand share

80%

Top 20: 100%

Est. top-5 click share

70%

Top 20: 100%

Open market

15%

  • Cyleibe21%
  • Aruicheng19%
  • Stylo18%
  • Rena Chris15%
  • Helix8%
  • Rulex6%
  • Open — no brand owns it (5 brands, 15%)

Demand

Scale Ruler search demand

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

3K2KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 2.4×

Search terms

Top Scale Ruler search terms shoppers use

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

  • scale ruler58K/yr
  • scale rule10K/yr
  • scale ruler architect7K/yr
  • scale ruler 1 20 1 50 1 1003K/yr
  • architect ruler3K/yr

Reviews and returns

What reviews say buyers love and hate about Scale Ruler

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

31%of positive reviews mention “Quality-Overall”
58%of negative reviews mention “Quality-Overall”
0.4%of orders come back
“Garbage”
A buyer, on “Quality-Overall”58% 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.

14 topics

NegativePositive

FAQ

Common Scale Ruler questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data