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Perpetual Calendar

Perpetual Calendar shows no brand lock-in (top 5 brands take 44% of clicks), but soft demand (-17.9% this quarter) keeps it on the watch list.

Flapen Score

52
Worth a look

Top 20% of 426 Office Products niches · +5 vs the category median of 47

Market size 27Growth 16Conversion 18Competition 85Returns 78Price range 70Avg price 56Brand share 91Review moat 76Quality gap 43
This niche Category average · 426 niches

Is Perpetual Calendar profitable on Amazon?

According to Flapen's Amazon United States niche tracking, Perpetual Calendar is a $114K/yr Amazon United States market (613K searches/yr). The top 5 brands hold 44% of demand. Demand peaks in Jan–Dec. Verdict: Worth a look — 52/100.

Perpetual Calendar: 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 -17.9% over the last 90 days and 1.5% of searches end in a purchase.

$114K

revenue / yr

Units sold / yr15K
Search volume / yr-17.9%613K
Conversion rate1.5%
Avg price$12.71

Who owns the niche?

The top 5 brands hold 44% of demand, so 56% of the market is open.

56%

open market share

Brands · sellers45 · 71
Top-5 product click share30%
Open market56%
Avg brand age32 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 63 products

Sponsored placement76%
New entrants (1y)6· 2 succeeded
Avg rating4.5★
Avg reviews472

Top Perpetual Calendar products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (30% combined) — an open shelf where new products get seen.

$0$3K$7K$10K$14K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

45 falling

Sellers

71

Top-5 brand share

44%

Top 20: 80%

Top-5 click share

30%

Top 20: 65%

Open market

51%

  • Paper 'n Such12%
  • BowCuk12%
  • DEERINE9%
  • bloom daily planners5%
  • Lemome Home5%
  • Chopet5%

Perpetual Calendar demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume613KCVR1.5%Products63Brands45Top 5 Brands44%OOS Rate8.0%Rating4.5★Reviews472Avg BSR#867
20K15KHoliday '24Spike '25Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Dec · busiest ÷ quietest = 1.8×

Top Perpetual Calendar search terms shoppers use

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

  • perpetual calendar237K/yr
  • birthday calendar74K/yr
  • perpetual desk calendar55K/yr
  • block calendar33K/yr
  • desk calendar blocks20K/yr
  • block calendar for desk28K/yr
  • perpetual flip calendar12K/yr
  • desk date display19K/yr
  • perpetual birthday calendar17K/yr
  • calendar blocks17K/yr

What reviews say buyers love and hate about Perpetual Calendar

What buyers mention most, as a share of all reviews.

What buyers love

78% of reviews
Quality-Overall16%

Item is of very good quality, arrived quickly and without any issues

Ease Of Use13%

Easy to read

Advertised Vs Actual Product12%

Exactly as pictured

Office Usability7%

Beautiful for the workplace

Size-Overall7%

Nice size

What buyers complain about

61% of reviews
Size-Overall18%

Too small

Quality-Overall11%

Horrible quality and broke immediately

Paper Quality7%

Day, month, and year and flimsy paper

Strength6%

The build is flimsy

Functionality-Overall4%

Skips days, whole sections of a month are misplaced or missing, terribly done

Perpetual Calendar return rate & reasons

Why buyers send it back, as a share of all return requests.

1.9%

Return rate

63%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
35%
2Advertised Vs Actual Product
10%
3Defective Material/Parts
8%
4Color
7%
5Quality-Overall
6%

Common Perpetual Calendar questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Perpetual Calendar 52/100 on Amazon United States — Worth a look. The niche generates $114K/yr across 63 tracked products. 2 of 6 products launched in the last 360 days are still selling. Search demand moved -17.9% over the last 90 days.
Search demand for Perpetual Calendar on Amazon United States peaks in Jan–Dec, where the busiest month runs 1.8× the quietest.