---
title: "Number Stamps — $51K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/arts-crafts-sewing/number-stamps"
last_updated: "2026-08-09T21:53:32.618Z"
locale: en
meta:
description: "Niche score 56/100 · $51K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · $51K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Number Stamps — $51K/yr Amazon US Niche (2026) - Flapen"
---
# **number stamps**
**Worth a look**
Shows low returns (0.8%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 13Growth 19Conversion 46Competition 78Returns 96Price range 69Avg price 61Brand share 91Review moat 40Quality gap 75
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****44%**
top-5 brand share — no brand owns this niche
**Competition**
**Great****37%**
top-5 click share — an open shelf
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****$5.43–$36.38**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Good****$13.26**
avg listing price — sweet spot $15–$100
**Conversion**
**Okay****3.7%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****2,487.84**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-12.8%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$51K**
$51K/yr · 103K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, number stamps is a $51K/yr Amazon United States market (103K searches/yr). The top 5 brands hold 44% of demand. Verdict: Worth a look — 56/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **number stamps market data**
- **Units sold / yr**
- **4K–5K**
- avg 0–100/product
- **Revenue / yr**
- **$53K–$66K**
- units × avg price
- **Conversion rate**
- **3.7%**
- **Avg BSR**
- **#337**
- **Page quality**
- **0%**
- **Prime**
- **98%**
- **Sponsored**
- **93%**
- **Out of stock**
- **5.3%**
- **Avg brand age**
- **49 months**
- **Avg seller age**
- **170 days**
## **Competition & brand share**
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.
**Brands**
**32 **▼falling
**Sellers**
**104**
**Top-5 brand share**
**44%**
Top 20: 88%
**Top-5 click share**
**37%**
Top 20: 75%
**Open market**
**52%**
- ExcelMark13% - SUUJI9% - Trodat9% - krastmon8% - Bruislard5% - PH PandaHall4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -12.8% search growth over the last 90 days.
3K2KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/arts-crafts-sewing/number-stamps/trend)
## **Top number stamps search terms**
- **number stamps**56K/yr-13.3%2.5% conv. - **number stamp**26K/yr-3.6%3.2% conv. - **number stamper**9K/yr-33.6%3.9% conv. - **number stamps 0-9**7K/yr-9.0%2.7% conv. - **small number stamps**4K/yr-12.8%1.5% conv. [**All search terms **](https://flapen.com/research/us/arts-crafts-sewing/number-stamps/search-terms)
## **Top number 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%3%$2K6%$3K9%$5K12%$6K1101001K10K 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**ExcelMark Self-Inking Rubber 6 Digit Number Stamp Black Ink**ExcelMark**$12.71**4.2★47 rev](https://www.amazon.com/dp/B0FSN1HT7K) [2**Rubber Stamp Letters Numbers and Alphabets 36 Pcs Small Wooden Rubber Stamps for Card Making DIY Craft Scrapbooking Supplie etc.**krastmon**$8.99**4.5★322 rev](https://www.amazon.com/dp/B0D5YN9LF1) [3**6 Digit Number Roller Stamps - Small Changeable Price Date Stamp Personalized Number Symbol Rolling Wheel Stamp Multi-Function DIY Rubber Scrapbooking Roller Stationery Office Business Egg Year Stamps**SUUJI**$9.93**4.3★192 rev](https://www.amazon.com/dp/B0B4F2YPJK) [4**Trodat 5558 Professional Manual Numberer Stamp 8 Digits Self-Inking 3/16 (5 mm) Characters Black Ink**Trodat**$23.39**4.2★426 rev](https://www.amazon.com/dp/B073YDV9L2) [5**Number Stamps 10 PCS Wooden Number Stamps 0-9 Multipurpose Number-Stamps for Card Making Crafting Scrapbooking Calendar**Bruislard**$7.06**4.0★1 rev](https://www.amazon.com/dp/B0GCWFP7SM)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Number Stamps 10 PCS Wooden Number Stamps 0-9 Multipurpose Number-Stamps for Card Making Crafting Scrapbooking Calendar**Bruislard**$7.06**1 rev6mo ago](https://www.amazon.com/dp/B0GCWFP7SM) [**ExcelMark Self-Inking Rubber 6 Digit Number Stamp Black Ink**ExcelMark**$12.71**47 rev9mo ago](https://www.amazon.com/dp/B0FSN1HT7K) [**PH PandaHall 44Pcs Month Wooden Rubber Stamps Set 0~31 Numbers Decorative Retro Stamp Set for Journaling DIY Craft Letters Diary Birthday Card Arts and Scrapbooking Party Gift Decor**PH PandaHall**$13.41**3 rev9mo ago](https://www.amazon.com/dp/B0FQJ6HFCC) [**Opvixi 42 Pcs Letter Stamps Rubber Stamps Alphabet Stamps Wooden Stamps Number Alphabet Letter Symbol Set for DIY Crafting Scrapbooking Supplies Card Making**Opvixi**$8.63**166 rev11mo ago](https://www.amazon.com/dp/B0FM3T3PYQ) [**PH PandaHall Retro Numbers Clear Stamp for Card Making Background Board Rubber Stamp Classic Stamp Vintage Transparent Seal Stamps for DIY Scrapbooking Decoration Journal Postcard Gift Tags**PH PandaHall**$5.80**20 rev1y ago](https://www.amazon.com/dp/B0DRCMNLRL)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Amazon Basics Metal Stamping Kit Alphabet and Number Stamps 36-Piece Set with Wood Storage Case 4/25 inch for Leather Wood Clay Crafting**Amazon Basics**$17.39**4.5★**▲ 188%**](https://www.amazon.com/dp/B0783J7PFM) [**Number Stamps 10 PCS Wooden Number Stamps 0-9 Multipurpose Number-Stamps for Card Making Crafting Scrapbooking Calendar**Bruislard**$7.06**4.0★**▲ 174%**](https://www.amazon.com/dp/B0GCWFP7SM) [**PH PandaHall 44Pcs Month Wooden Rubber Stamps Set 0~31 Numbers Decorative Retro Stamp Set for Journaling DIY Craft Letters Diary Birthday Card Arts and Scrapbooking Party Gift Decor**PH PandaHall**$13.41**3.5★**▲ 121%**](https://www.amazon.com/dp/B0FQJ6HFCC) [**EATAKWARD 3 Digit Number Stamp Adjustable Digit Rubber Changeable Number Stamp Numerical Multi- Functional Creative Price Tag Rotating Symbol Business**EATAKWARD**$8.10**4.2★**▲ 103%**](https://www.amazon.com/dp/B0CM8FQP77) [**ExcelMark Self-Inking Rubber 6 Digit Number Stamp Black Ink**ExcelMark**$12.71**4.2★**▲ 34%**](https://www.amazon.com/dp/B0FSN1HT7K)
**~~View all trending →~~**
## **What buyers say about number stamps**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**20%
*“Nice quality and easy to use”*
**Advertised Vs Actual Product**17%
*“As advertised”*
**Print Quality**11%
*“Much better size print than others offer”*
**Ease Of Use**9%
*“Easy to use”*
**Value For Money**9%
*“Awesome price”*
**Size-Overall**6%
*“Good size”*
**Efficiency**5%
*“Works flawlessly”*
**Functionality-Overall**2%
*“should work out just fine for my needs”*
**Durability**2%
*“Very durable and just like advertised”*
**Printing Speed**2%
*“The stamp is accurate and printing, crisp and clear as advertised”*
### **What buyers complain about **
**Size-Overall**35%
*“It was large”*
**Print Quality**14%
*“Not clear print”*
**Quality-Overall**8%
*“Poor Quality”*
**Functionality-Overall**4%
*“it does not work evenly”*
**Ease Of Use**4%
*“hard to use”*
**Value For Money**3%
*“Was a pretty cheap price I guess you get what you pay for”*
**Smudge Resistance**2%
*“the ink smeared”*
**Advertised Vs Actual Product**2%
*“I feel like the picture really threw off the product size”*
**Cartridge/Ink Quality**2%
*“The ink is also incredibly ugly”*
**Writing Experience**1%
*“The writing is a little too close together so when using it can bleed into each other”*
### **Top return reasons **
**Size-Overall**55%
**Functionality-Overall**11%
**Advertised Vs Actual Product**7%
**Defective Material/Parts**4%
**Print Quality**4%
**Value For Money**3%
**Quality-Overall**3%
**Ease Of Use**2%
**Product Condition**2%
**Material Quality**1%
## **Common questions**
- **Is number stamps profitable to sell on Amazon United States?**
- The niche generates $51K/yr across 44 tracked products. 1 of 7 products launched in the last 360 days are still selling. 90-day search growth is -12.8%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the number stamps niche?**
- 32 brands and 104 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 44% of demand.
- **What do buyers complain about in number stamps?**
- Top complaints mined from reviews: Size-Overall, Print Quality, Quality-Overall. The return rate is 0.8%.
- **When does demand for number stamps peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the number stamps niche?**
- Listings span $5.43–$36.38; the average listing price is $13.26 (sweet spot $15–$100). The average incumbent carries 2,488 reviews — the moat a new listing must climb.
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