drop box
Worth a lookShows a sweet-spot price point ($38.83 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Avg price
Incredible$38.83avg listing price — sweet spot $15–$100
Review moat
Great478.95avg incumbent reviews — the moat a new listing must climb
Competition
Good40%top-5 click share — leaders hold, buyers still browse
Price range
Good$9.90–$125.54cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Good66%top-5 brand share — brands hold most of the demand
Market size
Good$533K$533K/yr · 362K searches
Returns
Good2.9%return rate — above 5% kills the launch gate
Conversion
Okay3.8%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+4.9%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, drop box is a $533K/yr Amazon United States market (362K searches/yr). The top 5 brands hold 66% of demand. Verdict: Worth a look — 57/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
drop box market data
- Units sold / yr
- 13K–15K
- avg 250–500/product
- Revenue / yr
- $485K–$582K
- units × avg price
- Conversion rate
- 3.8%
- Avg BSR
- #46
- Page quality
- 0%
- Prime
- 95%
- Sponsored
- 98%
- Out of stock
- 4.2%
- Avg brand age
- 39 months
- Avg seller age
- 157 days
Competition & brand share
The top 5 products take 40% of clicks — established leaders, but buyers still shop beyond them.Brands
25 falling
Sellers
32
Top-5 brand share
66%
Top 20: 97%
Top-5 click share
40%
Top 20: 79%
Open market
30%
- Uniclife28%
- KYODOLED22%
- EIENHOSHI6%
- VOISEN5%
- POCHAR4%
- CHONOVO4%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +4.9% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.2×
Top drop box search terms
- drop box65K/yr
- key drop box37K/yr
- money drop box26K/yr
- cash drop box24K/yr
- dropbox30K/yr
- drop box with lock28K/yr
- key drop box for outside18K/yr
- money drop box with lock and slot12K/yr
- cash box with slot14K/yr
- lock box with slot13K/yr
Top drop box 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Uniclife Black Metal Donation Box Wall Mounted Mailbox for Outside
Uniclife$21.564.7★575 rev
KYODOLED Wall Mount Money Drop Box with Lock & Slot Metal Cash Box for Farm Stand Porch Pickup Office & Donations 10.24x5.7x2.95 Inch Black
KYODOLED$21.934.7★2,019 rev
Uniclife Wall Mount Mailbox for Outside Locking Mail Box Large Mailbox with Key Lock Security Mail Box for House Safe Key Drop Box Post Box Steel Cash Drop Box for Home Office School Black
Uniclife$26.234.6★576 rev
VOISEN Acrylic Donation Box with Lock Black Tip Jar with Sign Holder Suggestion Box for Fundraising Donation Bar School Voting 6.2x4.6x3.9 Inch
VOISEN$12.754.3★1,604 rev
KYODOLED Black Donation Box for Fundraising with Lock & Sign Holder Multi-Use Suggestion Voting and Raffle Box Tip Jar Secure Storage Durable Plastic 6.2 x 4.6 x 4.0
KYODOLED$12.544.3★2,169 rev
Newest
by launch date
Uniclife Wall Mount Mailbox for Outside Black Locking Mailbox
Uniclife$57.9336 rev
Metal Donation Box with Lock Wall Mounted Cash Money Box with Slot for Cash Deposit Hualleko Money Drop with Lock and Slot for Home/Office/Outdoors 10.2 x 5.6 x 2.9 Inch(Black)
Hualleko$25.0978 rev
Uniclife Cash Box with Combination Lock Wall Mounted Mailbox for Outside
Uniclife$21.60203 rev
MAIUSCOLI Package Delivery Box for Outside Large Parcel Drop Box with Lockable Secure Waterproof and Anti-Theft Storage for Porch Curbside House (Black)
MAIUSCOLI$125.54271 rev
Metal Donation Box with Lock Ballot Box Drop Box with Lock Suggestion Box with Slot and Locks Metal Locks Boxs Comment Box Voting Box Key Drop Box for Home Office(Black 10.24 x 5.71 x 2.95 Inch)
WAYASDCU$19.03152 rev
Trending
90-day click momentumUniclife Wall Mount Mailbox for Outside Black Locking Mailbox
Uniclife$57.934.6★
Metal Donation Box with Lock Ballot Box Drop Box with Lock Suggestion Box with Slot and Locks Metal Locks Boxs Comment Box Voting Box Key Drop Box for Home Office(Black 10.24 x 5.71 x 2.95 Inch)
WAYASDCU$19.034.7★
Metal Donation Box with Lock Ballot Box Drop Box with Lock Suggestion Box with Slot and Locks Metal Locks Boxs Comment Box Voting Box Key Drop Box for Home Office(White 10.24 x 5.71 x 2.95 Inch)
WAYASDCU$18.114.7★
Metal Donation Box with Lock Wall Mounted Cash Money Box with Slot for Cash Deposit Hualleko Money Drop with Lock and Slot for Home/Office/Outdoors 10.2 x 5.6 x 2.9 Inch(Black)
Hualleko$25.094.3★
EIENHOSHI Metal Donation Box with Lock Wall Mounted Suggestion Box with 4 Iron Keys Black Cash Drop Box with Slot 1-Pack
EIENHOSHI$23.574.7★
What buyers say about drop box
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent well made product”
“Assembly easy”
“AS DESCRIBED”
“Great value for money”
“Great Lockbox”
“The box is a good size”
“The box feels sturdy”
“Very secure”
“Easy to use”
“didnt break thankfully”
What buyers complain about
“Too SMALL”
“Quality is mixed”
“it is not sturdy enough”
“Cracked in under one week”
“Lock broken in one week”
“Not worth the price”
“The mounting instructions are comically horrendous”
“cheap plastic”
“Impossible to keep together”
“Not water tight”
Top return reasons
Common questions
- Is drop box profitable to sell on Amazon United States?
- The niche generates $533K/yr across 43 tracked products. 6 of 7 products launched in the last 360 days are still selling. 90-day search growth is +4.9%. Flapen's verdict: Worth a look (57/100).
- How competitive is the drop box niche?
- 25 brands and 32 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 66% of demand.
- What do buyers complain about in drop box?
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Strength. The return rate is 2.9%.
- When does demand for drop box peak?
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- What does it cost to enter the drop box niche?
- Listings span $9.90–$125.54; the average listing price is $38.83 (sweet spot $15–$100). The average incumbent carries 479 reviews — the moat a new listing must climb.