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bullet journal ruler

Worth a look60/100

bullet journal ruler shows demand growing +713.4%, but a small market ($197K/yr) keeps it on the watch list.

Market/yr

$197K

Growth (1y)

+713.4%

Products

43

Brands

10

was 8 a year ago

Sellers

59

Price range

$6.61–$16.38

Returns

2.6%

Rating

4.6★

60/100

Worth a look

Scored 60/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
10
×0.30
Growth
100
×0.30
Competition
77
×0.20
Quality gap
33
×0.10
Returns
79
×0.10

Demand

Weekly Amazon search volume, last 79 weeks — +713.4% year over year.
43K22KSpike '25Prime Day '25Holiday '25Spike '26Jan '25Apr '25Jul '25Oct '25Jan '26Apr '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Jan, Sep, Oct, Nov, Dec · busiest ÷ quietest = 9.4×

Competition

81%ほぼ日
  • ほぼ日81%
  • M Miss.Misy6%
  • Thenshop4%
  • Shitajiki Pencil Board2%
  • CRASPIRE1%
  • Maitys1%
  • Other (4 brands)4%

Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen. 10 brands and 59 sellers compete here.

Brands

10 rising

was 8 a year ago

Sellers

59

Top 5 brand share

95%

#ProductBrandPriceRatingReviewsClick shareTrend
1ほぼ日$10.144.6★9615%rising

Product shelf

All 43 tracked products in this niche.

Reviews

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

What buyers love

Quality-Overall13%

“It is beautifully made”

Design-Overall11%

“The design is incredibly thoughtful”

Advertised Vs Actual Product9%

“Exactly as advertised”

Size-Overall8%

“The size is perfect”

Document Organizing/Classification7%

“Being organized”

Strength5%

“holds up nicely”

Color5%

“I love the colors”

Ease Of Use5%

“So easy to use”

Writing Experience3%

“Works perfectly as a bookmark or to keep your writing from going through to the next page”

Pen/Pencil Quality3%

“Cute bookmark and pencil board”

What buyers complain about

Value For Money21%

“I do think it is a tad expensive for what it is though”

Thickness12%

“Needs to be thicker”

Quality-Overall7%

“Cheap”

Stretchability/Expandability/Elasticity5%

“It is a super thin elastic with zero elasticity”

Paper Quality5%

“I was tired of using ugly cardboard”

Strength5%

“It did come slightly bent because it is a flimsy/thinner material which was disappointing”

Size-Overall4%

“Too short”

Advertised Vs Actual Product4%

“Wrong product description”

Grip4%

“Too slippery”

Measurement/Reading Accuracy2%

“However, I realized today that the grid, which I assumed was metric, isnt exact”

Top return reasons

  • Size-Overall45%
  • Value For Money8%
  • Color5%
  • Thin4%
  • Advertised Vs Actual Product4%
  • Strength4%
  • Quality-Overall3%
  • Material Quality3%
  • Functionality-Overall3%
  • Defective Material/Parts2%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.74 median price · 2.3% median returns across 14,634 tracked niches.