flip lock
Skip itSoft demand (-40.9% this quarter) — this niche doesn't clear our bar today.
Avg price
Great$16.67avg listing price — sweet spot $15–$100
Price range
Good$4.03–$38.42cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good4.9%search→purchase rate — share of searches ending in a sale
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Review moat
Okay2,820.6avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Returns
Bad5.3%return rate — above 5% kills the launch gate
Market size
Bad$84K$84K/yr · 103K searches
Growth
Bad-40.9%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, flip lock is a $84K/yr Amazon United States market (103K searches/yr). The top 5 brands hold 87% of demand. Demand peaks in Jan–Feb–Mar–Dec. Verdict: Skip it — 34/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
flip lock market data
- Units sold / yr
- 6K–8K
- avg 250–500/product
- Revenue / yr
- $100K–$133K
- units × avg price
- Conversion rate
- 4.9%
- Avg BSR
- #191
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 75%
- Out of stock
- 3.6%
- Avg brand age
- 43 months
- Avg seller age
- 184 days
Competition & brand share
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.Brands
10 rising
Sellers
27
Top-5 brand share
87%
Top 20: 100%
Top-5 click share
58%
Top 20: 100%
Open market
10%
- PRIME-LINE28%
- Flip Lok26%
- EverPlus13%
- AceMining12%
- WINONLY7%
- QCAA3%
- Open — no brand owns it (4 brands, 10%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -40.9% search growth over the last 90 days.Peak months: Jan, Feb, Mar, Dec · busiest ÷ quietest = 5.7×
Top flip lock search terms
- flip lock27K/yr
- flip lock for door9K/yr
- door flip lock8K/yr
- flip door lock7K/yr
- flip locks for inside door14K/yr
- flip action door lock5K/yr
- fliplok9K/yr
- fliplock6K/yr
- fliplock door lock7K/yr
- flip lok4K/yr
Top flip lock 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 20 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Prime-Line U 9888 Flip Action Door Lock Reversible White Privacy Lock with Anti-Lock Out Screw for Child Safe Mode 2-3/4 (Single Pack)
PRIME-LINE$5.664.2★4,717 rev
FlipLok High Security Door Lock - 10X Stronger Than a Deadbolt Keypad Lock Bronze Keyless
Flip Lok$38.104.6★149 rev
Door Reinforcement Lock Withstands 800lbs of Force - White Extra Proof Door Lock for Kids Safety Drilling Required Prevents Unauthorized Entry Add a Door Security Lock for Home Safety & Privacy
AceMining$11.304.8★5,352 rev
Home Security Door Lock 2 Pack Childproof Door Reinforcement Lock with 3 Inch Stop Withstand 800 lbs for Top Front Inward Swinging Door Upgrade Flip High Night Lock to Defend Your Home Kids
EverPlus$17.004.7★7,433 rev
FlipLok High Security Door Lock - 10X Stronger Than a Deadbolt Keypad Lock Black Keyless
Flip Lok$38.194.5★280 rev
Newest
by launch date
Door Reinforcement Lock for Front Door Child Proof Top of Door Safety Latch Extra Flip Door Lock Withstand 800 Lbs High Home Security Night Guardian for Inward Swinging Doors Kids Safety Stop Entry
WINONLY$10.051,721 rev
Treasem 1 Pack Upgraded Home Security Door Flip Lock Silver
Treasem$14.97156 rev
Treasem 2 Pack Upgraded Home Security Door Flip Locks Silver
Treasem$29.38156 rev
Prime-Line U 103198 Flip Lock Door Lock 2-3/4 inch Height with Fasteners Matte Black (Single Pack)
PRIME-LINE$6.5535 rev
Husfunov 2 Pack Home Security Door Lock Childproof Door Reinforcement Lock with 3 Stop Withstand 800 lbs for Inward Swing Doors Night Kids Safety Metal Flip Lock Deadbolt Latch (Silver)
Husfunov$10.711,653 rev
Trending
90-day click momentumDoor Reinforcement Lock for Front Door Child Proof Top of Door Safety Latch Extra Flip Door Lock Withstand 800 Lbs High Home Security Night Guardian for Inward Swinging Doors Kids Safety Stop Entry
WINONLY$10.054.7★
Treasem 1 Pack Upgraded Home Security Door Flip Lock Silver
Treasem$14.974.5★
Treasem 2 Pack Upgraded Home Security Door Flip Locks Silver
Treasem$29.384.5★
FlipLok High Security Door Lock - 10X Stronger Than a Deadbolt Keypad Lock Bronze Keyless
Flip Lok$38.104.6★
QCAA Flip Action Door Lock Reversible Privacy Lock with Anti-Lock Out Screw for Child Safe & Home Defense Matte White 4Pack Made in Taiwan
QCAA$15.804.4★
What buyers say about flip lock
What buyers praise and complain about, mined from review topics.What buyers love
“Easy Installation”
“Door lock”
“Very secure”
“Excellent build quality”
“Sturdy and Easy to Install”
“Easy to use”
“As advertised”
“reasonably priced”
“Works/Effective”
“Durable and easy to use”
What buyers complain about
“This lock will not work for my door”
“It doesnt fit all doors”
“Broken after 5 months”
“Hard to open”
“Little finicky to install”
“Pieces of junk”
“Does not work”
“Not compatible”
“At a glance they look like they'd be flimsy”
“my door is too thick so it didnt work I have to someone else who loves it”
Top return reasons
Common questions
- Is flip lock profitable to sell on Amazon United States?
- The niche generates $84K/yr across 20 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -40.9%. Flapen's verdict: Skip it (34/100).
- How competitive is the flip lock niche?
- 10 brands and 27 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 87% of demand.
- What do buyers complain about in flip lock?
- Top complaints mined from reviews: Locking Mechanism, Size-Overall, Durability. The return rate is 5.3% — above our launch gate.
- When does demand for flip lock peak?
- Demand peaks in Jan–Feb–Mar–Dec; the busiest month runs 5.7× the quietest.
- What does it cost to enter the flip lock niche?
- Listings span $4.03–$38.42; the average listing price is $16.67 (sweet spot $15–$100). The average incumbent carries 2,821 reviews — the moat a new listing must climb.