---
title: "Planner Stamps — $27K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/arts-crafts-sewing/planner-stamps"
last_updated: "2026-08-10T06:04:53.154Z"
locale: en
meta:
description: "Niche score 46/100 · $27K/yr market · 138K searches/yr · $16.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $27K/yr market · 138K searches/yr · $16.54 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Planner Stamps — $27K/yr Amazon US Niche (2026) - Flapen"
---
# **planner stamps**
**Skip it**
A small market ($27K/yr) — this niche doesn't clear our bar today.
Market size 7Growth 17Conversion 15Competition 78Returns 75Price range 71Avg price 79Brand share 44Review moat 90Quality gap 48
**Review moat**
**Great****195**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****$16.54**
avg listing price — sweet spot $15–$100
**Competition**
**Great****37%**
top-5 click share — an open shelf
**Returns**
**Great****2.0%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$5.66–$38.10**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****78%**
top-5 brand share — brands hold most of the demand
**Growth**
**Bad****-15.6%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.2%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$27K**
$27K/yr · 138K searches
According to Flapen's Amazon United States niche tracking, planner stamps is a $27K/yr Amazon United States market (138K searches/yr). The top 5 brands hold 78% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 46/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **planner stamps market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$41K–$50K**
- units × avg price
- **Conversion rate**
- **1.2%**
- **Avg BSR**
- **#708**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **70%**
- **Out of stock**
- **0.8%**
- **Avg brand age**
- **48 months**
- **Avg seller age**
- **164 days**
## **Competition & brand share**
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.
**Brands**
**23 **▼falling
**Sellers**
**125**
**Top-5 brand share**
**78%**
Top 20: 98%
**Top-5 click share**
**37%**
Top 20: 73%
**Open market**
**18%**
- Midori48% - Shachihata18% - Artline4% - Stamps by Impression4% - ORIGACH4% - Tosnail3%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -15.6% search growth over the last 90 days.
13K8KHoliday '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Dec · busiest ÷ quietest = 3.4×
[**Open Trend **](https://flapen.com/research/us/arts-crafts-sewing/planner-stamps/trend)
## **Top planner stamps search terms**
- **midori stamp**40K/yr+4.9%1.3% conv. - **calendar stamp**31K/yr-22.6%1.7% conv. - **shachihata**23K/yr-25.2%0.5% conv. - **month stamp**9K/yr-16.7%1.3% conv. - **midori stamps**7K/yr-19.0%1.4% conv. - **calendar stamps**8K/yr-14.0%0.9% conv. - **calendar stamps for planners**8K/yr-16.4%1.3% conv. - **month stamps**5K/yr-29.2%1.0% conv. - **shachihata stamp**4K/yr-4.0%0.7% conv. - **shachihata calendar stamp**4K/yr-61.3%3.5% conv. [**All search terms **](https://flapen.com/research/us/arts-crafts-sewing/planner-stamps/search-terms)
## **Top planner stamps products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$1K8%$2K12%$3K16%$4K101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Shachihata GRJ-5ACE Rubber Stamp Consolidated Numbers Stamp Perpetual Calendar English**Shachihata**$23.79**4.6★391 rev](https://www.amazon.com/dp/B0C38LFV1P) [2**DESIGNPHIL 35399006 Midori Stamp Penetrating Stamp Calendar Pattern**Midori**$10.55**4.7★598 rev](https://www.amazon.com/dp/B08BXGXGQ5) [3**DESIGNPHIL 35452006 Midori Stamp Rotating Stamp Date Cat Pattern**Midori**$23.49**4.5★192 rev](https://www.amazon.com/dp/B09WN5RZG7) [4**DESIGNPHIL 35392006 Midori Stamp Infiltration Hubbit Trucker Pattern**Midori**$11.44**4.6★490 rev](https://www.amazon.com/dp/B08C4MZ9MV) [5**Calendar Stamp Shachihata GRJ-5ACE Connected Numbers Perpetual Calendar English**Artline**$38.10**4.9★34 rev](https://www.amazon.com/dp/B0D3LMYTMJ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Midori 35580006 Rotating Stamp Dial Antique Pattern**Midori**$25.23**50 rev1y ago](https://www.amazon.com/dp/B0D7B1JQS8) [**Tosnail 18 Pieces Wood Journal Stamps Decorative Rubber Stamp Set Calendar Planner Stamps Scrapbook Stencils for to Do List Tasks Diary Planner Letters Scrapbook Cards Crafts**Tosnail**$17.13**47 rev1y ago](https://www.amazon.com/dp/B0DGQ28447) [**Calendar Stamp Shachihata GRJ-5ACE Connected Numbers Perpetual Calendar English**Artline**$38.10**34 rev2y ago](https://www.amazon.com/dp/B0D3LMYTMJ) [**DESIGNPHIL 35511006 Midori Stamp Penetrating Stamp Half Time Record Pattern**Midori**$9.61**154 rev2y ago](https://www.amazon.com/dp/B0CDBCGG8G) [**DESIGNPHIL 35512006 Midori Stamp Penetrating Stamp Half Vertical Pattern**Midori**$9.40**154 rev2y ago](https://www.amazon.com/dp/B0CDBD7C4D)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Midori 35580006 Rotating Stamp Dial Antique Pattern**Midori**$25.23**4.1★**▲ 326%**](https://www.amazon.com/dp/B0D7B1JQS8) [**Stamps by Impression Journal Habit Tracker Calendar Rubber Stamp 2.25 x 2.75 5 Row ST 1299**Stamps by Impression**$12.57**4.6★**▲ 60%**](https://www.amazon.com/dp/B07Q13ZYM1) [**DESIGNPHIL 35511006 Midori Stamp Penetrating Stamp Half Time Record Pattern**Midori**$9.61**4.7★**▲ 54%**](https://www.amazon.com/dp/B0CDBCGG8G) [**DESIGNPHIL 35512006 Midori Stamp Penetrating Stamp Half Vertical Pattern**Midori**$9.40**4.7★**▲ 36%**](https://www.amazon.com/dp/B0CDBD7C4D) [**Midori Stamp Money (35394006)**Midori**$12.98**4.2★**▲ 33%**](https://www.amazon.com/dp/B08C716M55)
**~~View all trending →~~**
## **What buyers say about planner stamps**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**21%
*“Easy to use”*
**Size-Overall**15%
*“they are a great size”*
**Print Quality**11%
*“Great Quality Ink Stamps for Wedding Invitations”*
**Advertised Vs Actual Product**9%
*“Exactly as advertised”*
**Design-Overall**9%
*“the designs are cute”*
**Gifting Purpose**4%
*“I gave it as a gift”*
**Instructions/User Manual/Troubleshooting**3%
*“I had instructions in English and Japanese and found them really easy to follow”*
**Portability**3%
*“Incredibly cute and portable”*
**Fun/Entertainment Experience**3%
*“Fun to play with”*
**Durability**2%
*“It doesn't feel like it's going to fall apart at all”*
### **What buyers complain about **
**Size-Overall**25%
*“Too small”*
**Print Quality**17%
*“it doesn't stamp consistently enough for me to love it”*
**Durability**7%
*“feels like it might not last that long”*
**Quality-Overall**6%
*“not great category for me”*
**Assembly/Installation**4%
*“There are a few empty spaces which make it a little difficult to assemble/disassemble”*
**Ease Of Use**2%
*“which makes double-sided use difficult”*
**Functionality-Overall**2%
*“it never stamps correctly”*
**Wood Quality**2%
*“The wood quality could be better”*
**Value For Money**2%
*“Arguably a little pricey”*
### **Top return reasons **
**Size-Overall**47%
**Functionality-Overall**12%
**Advertised Vs Actual Product**9%
**Print Quality**8%
**Ease Of Use**4%
**Value For Money**2%
**Material Quality**2%
**Quality-Overall**2%
**Product Condition**2%
**Defective Material/Parts**2%
## **Common questions**
- **Is planner stamps profitable to sell on Amazon United States?**
- The niche generates $27K/yr across 50 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -15.6%. Flapen's verdict: Skip it (46/100).
- **How competitive is the planner stamps niche?**
- 23 brands and 125 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 78% of demand.
- **What do buyers complain about in planner stamps?**
- Top complaints mined from reviews: Size-Overall, Print Quality, Durability. The return rate is 2.0%.
- **When does demand for planner stamps peak?**
- Demand peaks in Jan–Dec; the busiest month runs 3.4× the quietest.
- **What does it cost to enter the planner stamps niche?**
- Listings span $5.66–$38.10; the average listing price is $16.54 (sweet spot $15–$100). The average incumbent carries 195 reviews — the moat a new listing must climb.
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