Ruler 30cm Folding
Ruler 30cm Folding shows low returns (0.2%), but prices mostly outside the sweet spot ($1.32–$4.70) keeps it on the watch list.
Flapen Score
Is Ruler 30cm Folding profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Ruler 30cm Folding is a £73K/yr Amazon United Kingdom market (264K searches/yr). The top 5 brands hold 67% of demand. Demand peaks in Aug–Sep. Verdict: Worth a look — 53/100.
Ruler 30cm Folding: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Worth a look. Search demand moved +6.8% over the last 90 days and 8.6% of searches end in a purchase.
£73K
revenue / yr
Who owns the niche?
The top 5 brands hold 67% of demand, so 33% of the market is open.
33%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.
0/100
page quality · 27 products
Top Ruler 30cm Folding products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Helix 30cm Folding Ruler - 30cm/300mm Graduations Ideal for School Home or Office
- Price
- £2.98
- Rating
- 4.4/5
- Reviews
- 3,626
- Age
- 19y ago

2Pack Folding Ruler Transparent 30cm 300mm Folding Ruler Clear (2)
- Price
- £3.58
- Rating
- 4.0/5
- Reviews
- 171
- Age
- 3y ago

Helix Oxford 30cm Folding Ruler Oxford Blue
- Price
- £1.46
- Rating
- 4.3/5
- Reviews
- 8,504
- Age
- 14y ago

Liquidraw 30cm Folding Ruler Foldable Ruler School Stationery (Blue)
- Price
- £2.55
- Rating
- 4.2/5
- Reviews
- 793
- Age
- 5y ago

Helix J05011 Oxford Folding Rule (Pack of 2)
- Price
- £4.70
- Rating
- 4.5/5
- Reviews
- 223
- Age
- 10y ago
Trending
90-day click momentum
1Pack Clear Folding Ruler(30cm / 12 Inch) Shatter-Resistant Portable for School Office & Craft
- Price
- £2.56
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 2mo ago

Maped 2-in-1 Foldable Ruler - 15/30cm Ruler - Decorated Plastic - Ergonomic and Compact - School Supplies
- Price
- £1.32
- Rating
- 4.9/5
- Reviews
- 13
- Age
- 5mo ago

Helix J05011 Oxford Folding Rule (Pack of 2)
- Price
- £4.70
- Rating
- 4.5/5
- Reviews
- 223
- Age
- 10y ago

VELSIN 2 Pcs Ruler - 15 cm Transparent Straight Folding Ruler 30cm Foldable for school or office daily DIY Student Convenient Storage
- Price
- £3.38
- Rating
- 2.6/5
- Reviews
- 3
- Age
- 9mo ago

2 Pack 30cm Foldable Transparent Ruler Measuring Tool for School & Office
- Price
- £3.55
- Rating
- 4.7/5
- Reviews
- 11
- Age
- 1y ago
Newest
by launch date
1Pack Clear Folding Ruler(30cm / 12 Inch) Shatter-Resistant Portable for School Office & Craft
- Price
- £2.56
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 2mo ago

Maped 2-in-1 Foldable Ruler - 15/30cm Ruler - Decorated Plastic - Ergonomic and Compact - School Supplies
- Price
- £1.32
- Rating
- 4.9/5
- Reviews
- 13
- Age
- 5mo ago

VELSIN 2 Pcs Ruler - 15 cm Transparent Straight Folding Ruler 30cm Foldable for school or office daily DIY Student Convenient Storage
- Price
- £3.38
- Rating
- 2.6/5
- Reviews
- 3
- Age
- 9mo ago

2PCS Random Color Folding Ruler 30cm Foldable Rulers 15cm Transparent Straight Rulers Shatterproof Plastic Geometric Ruler(30cm Folding-2Pack)
- Price
- £3.48
- Rating
- 4.4/5
- Reviews
- 21
- Age
- 10mo ago

Foldable Ruler 30cm - 4 Pack Metric Measurements Portable and Durable Bright Colors Ideal for School Office
- Price
- £2.76
- Rating
- 4.0/5
- Reviews
- 31
- Age
- 11mo ago
Competition: brands, sellers & click share
The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.
Brands
19 rising
Sellers
70
Top-5 brand share
67%
Top 20: 100%
Top-5 click share
50%
Top 20: 91%
Open market
28%
- Helix36%
- Guagua13%
- Liquidraw8%
- Uskerb6%
- Udewo5%
- WchoeSS4%
Ruler 30cm Folding demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Aug, Sep · busiest ÷ quietest = 5.8×
Top Ruler 30cm Folding search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- folding ruler69K/yr
- foldable ruler57K/yr
- ruler 30cm folding49K/yr
- folding ruler 30cm23K/yr
- ruler foldable13K/yr
- 30cm ruler foldable13K/yr
- foldable ruler 30cm15K/yr
- ruler folding5K/yr
- 30cm foldable ruler3K/yr
- foldable 30cm ruler3K/yr
What reviews say buyers love and hate about Ruler 30cm Folding
What buyers mention most, as a share of all reviews.
What buyers love
81% of reviews“Very well made”
“Did the job”
“Its so sturdy”
“great value”
“The ruler itself is very lightweight”
What buyers complain about
89% of reviews“Quality is low”
“so flimsy it broke within days”
“as the turning wheel is quite noisy”
“so flimsy it broke within days”
“The only thing I would say is the colour match is a bit off”
Ruler 30cm Folding return rate & reasons
Why buyers send it back, as a share of all return requests.
0.2%
Return rate
18%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Ruler 30cm Folding questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









