caulk gun
Launch itA $3.4M/yr market growing +6.0% this quarter with returns at 1.2% — clears our launch bar.
Market size
Incredible$3.4M$3.4M/yr · 1.6M searches
Conversion
Incredible12.5%search→purchase rate — share of searches ending in a sale
Returns
Great1.2%return rate — above 5% kills the launch gate
Avg price
Great$17.36avg listing price — sweet spot $15–$100
Price range
Great$9.73–$34.88cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay80%top-5 brand share — brands hold most of the demand
Review moat
Okay2,669.38avg incumbent reviews — the moat a new listing must climb
Growth
Okay+6.0%90-day search growth — must beat 0% to launch
Competition
Okay66%top-5 click share — leaders hold, buyers still browse
According to Flapen's Amazon United States niche tracking, caulk gun is a $3.4M/yr Amazon United States market (1.6M searches/yr). The top 5 brands hold 80% of demand. Verdict: Launch it — 62/100.
Data updated Jul 29, 2026 · scored weekly · How we score niches
caulk gun market data
- Units sold / yr
- 150K–200K
- avg 10,000–12,500/product
- Revenue / yr
- $2.6M–$3.5M
- units × avg price
- Conversion rate
- 12.5%
- Avg BSR
- #17
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 1.3%
- Avg brand age
- 49 months
- Avg seller age
- 157 days
Competition & brand share
The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.Brands
10 falling
Sellers
31
Top-5 brand share
80%
Top 20: 100%
Top-5 click share
66%
Top 20: 100%
Open market
14%
- Bates Choice32%
- Goopreen13%
- Newborn13%
- Leikius11%
- SILIGUN10%
- Cocew6%
- Open — no brand owns it (4 brands, 14%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +6.0% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.3×
Top caulk gun search terms
- caulk gun766K/yr
- caulking gun420K/yr
- hand caulking guns68K/yr
- silicone gun49K/yr
- pistola de silicona40K/yr
- calk guns32K/yr
- caulk gun manual18K/yr
- cocking gun17K/yr
- calk gun15K/yr
- caulk guns11K/yr
Top caulk gun 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.
All 16 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Bates- Caulking Gun 10:1 Thrust Ratio Orange No Drip Sealant Gun
Bates Choice$9.924.6★6,355 rev
Newborn 930-GTD Drip-Free Smooth Hex Rod Cradle Caulking Gun with Gator Trigger Comfort Grip 1/10 Gallon Cartridge 10:1 Thrust Ratio
Newborn$13.224.6★18,821 rev
Professional Caulk Gun Kit with Caulk Remover Tool & Putty Knife - 5 in 1 Caulking Tool Set for Caulking Removal Shower & Bathroom Caulk Includes Caulking Gun Tool Caulk Scraper Tool Spackle Knife
Goopreen$18.874.6★436 rev
Caulk Gun Kit Smooths No-drip Silicone Caulking Gun and Caulking Tools Sealant Tools Grout Scraper For Kitchen Bathroom Sink Joint With Gift Box Works 10OZ Tubes blue
Leikius$9.914.6★739 rev
SILIGUN Gen-3 Compact Caulking Gun - No Drip Caulk Gun - Patented Design - Lightweight ABS Frame
SILIGUN$24.924.0★646 rev
Newest
by launch date
Leikius Caulk Gun No-drip Silicone Caulking Gun Caulking Tools Grout Scraper&Putty Knife For Kitchen Bathroom Sink Joint With Gift Box Works 10 OZ Tubes Black-siliver
Leikius$9.73128 rev
Professional Caulk Gun Kit with Caulk Remover & Silicone Sealant - 5 in 1 Caulking Tool Set for Caulking Removal Includes Caulking Gun Tool Silicone Scraper
Goopreen$24.42149 rev
Caulk Gun Kit Caulking Gun No Drip with 3 Silicone Caulking Tool and 3 in 1 Caulk Remover Tool 15:1 Thrust Ratio Professional Hand Caulking Gun Tool for the Seams of Bathroom and Kitchen Sinks
Fletrix$16.7293 rev
Professional Caulk Gun Kit with Caulk Remover Tool & Putty Knife - 5 in 1 Caulking Tool Set for Caulking Removal Shower & Bathroom Caulk Includes Caulking Gun Tool Caulk Scraper Tool Spackle Knife
Goopreen$18.87436 rev
Caulk Gun Kit Smooths No-drip Silicone Caulking Gun and Caulking Tools Sealant Tools Grout Scraper For Kitchen Bathroom Sink Joint With Gift Box Works 10OZ Tubes blue
Leikius$9.91739 rev
Trending
90-day click momentumProfessional Caulk Gun Kit with Caulk Remover & Silicone Sealant - 5 in 1 Caulking Tool Set for Caulking Removal Includes Caulking Gun Tool Silicone Scraper
Goopreen$24.424.4★
Leikius Caulk Gun No-drip Silicone Caulking Gun Caulking Tools Grout Scraper&Putty Knife For Kitchen Bathroom Sink Joint With Gift Box Works 10 OZ Tubes Black-siliver
Leikius$9.734.7★
Bates- Caulking Silicone Gun 10:1 Thrust Ratio Hand Caulking Guns No Drip
Bates Choice$9.954.6★
Caulk Gun Kit Caulking Gun No Drip with 3 Silicone Caulking Tool and 3 in 1 Caulk Remover Tool 15:1 Thrust Ratio Professional Hand Caulking Gun Tool for the Seams of Bathroom and Kitchen Sinks
Fletrix$16.724.5★
JES M26S 10 oz. 26:1 High Thrust Caulk and Adhesive Gun
JES Innovations$26.064.7★
What buyers say about caulk gun
What buyers praise and complain about, mined from review topics.What buyers love
“Super easy”
“good quality tool”
“Excellent value”
“Just as advertised”
“Well built”
“It feels durable, works perfectly, and was very easy to use/setup”
“It works great”
“Easy grip handle”
“This one is well built”
“The compact size is nice”
What buyers complain about
“Broke on first use”
“Did not function”
“The quality is only fair”
“Very annoying to use”
“A lot cheaper than this thing”
“Cannot release pressure”
“didn't fit my 10oz Silicone tube”
“Does not work as advertised”
“Grip part doesn't grab the tube to push thru very well”
“Bulky”
Top return reasons
Common questions
- Is caulk gun profitable to sell on Amazon United States?
- The niche generates $3.4M/yr across 16 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +6.0%. Flapen's verdict: Launch it (62/100).
- How competitive is the caulk gun niche?
- 10 brands and 31 sellers compete. The top 5 products take 66% of clicks and top 5 brands hold 80% of demand.
- What do buyers complain about in caulk gun?
- Top complaints mined from reviews: Durability, Functionality-Overall, Quality-Overall. The return rate is 1.2%.
- When does demand for caulk gun peak?
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- What does it cost to enter the caulk gun niche?
- Listings span $9.73–$34.88; the average listing price is $17.36 (sweet spot $15–$100). The average incumbent carries 2,669 reviews — the moat a new listing must climb.