time capsule
Skip itWeak search conversion (1.5%) — this niche doesn't clear our bar today.
Avg price
Incredible$33.86avg listing price — sweet spot $15–$100
Price range
Great$5.71–$94.96cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good49%top-5 click share — leaders hold, buyers still browse
Review moat
Good1,308.48avg incumbent reviews — the moat a new listing must climb
Returns
Okay3.3%return rate — above 5% kills the launch gate
Growth
Okay+15.3%90-day search growth — must beat 0% to launch
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Market size
Okay$102K$102K/yr · 207K searches
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Conversion
Bad1.5%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, time capsule is a $102K/yr Amazon United States market (207K searches/yr). The top 5 brands hold 79% of demand. Verdict: Skip it — 44/100.
Data updated Aug 1, 2026 · scored weekly · How we score niches
time capsule market data
- Units sold / yr
- 3K–4K
- avg 100–250/product
- Revenue / yr
- $102K–$135K
- units × avg price
- Conversion rate
- 1.5%
- Avg BSR
- #775
- Page quality
- 0%
- Prime
- 85%
- Sponsored
- 94%
- Out of stock
- 6.2%
- Avg brand age
- 43 months
- Avg seller age
- 191 days
Competition & brand share
The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.Brands
18 falling
Sellers
43
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
49%
Top 20: 85%
Open market
18%
- SoClaay58%
- QPS9%
- Jasni5%
- ENGRAVE MY MEMORIES4%
- Fun Express4%
- Peaceable Kingdom3%
- Open — no brand owns it (12 brands, 18%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +15.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top time capsule search terms
- time capsule107K/yr
- time capsule box69K/yr
- time capsule container18K/yr
- time capsule kit8K/yr
- time capsules5K/yr
Top time capsule 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
Time Capsule Anti-Corrosion Waterproof Stainless Steel Capsule Container Durable Lock Container for Future Graduation Gift (13.4 Inch)
SoClaay$35.464.7★888 rev
SoClaay Stainless Steel Time Capsule Anti-Corrosion Waterproof Storage Container for Keepsakes Letters Cards Photos and All Important Memories Storage and Commemorate (8.1 INCH)
SoClaay$24.724.7★93 rev
SoClaay Time Capsule Anti-Corrosion Waterproof Stainless Steel Capsule Container Durable Lock Container for Future Graduation Gift (7.3 Inch)
SoClaay$24.084.7★888 rev
QPS Large Time Capsule to Bury for Kids - A Keepsake for Your Future Self - Airtight & Waterproof Underground Storage Container
QPS$12.854.2★294 rev
Time Capsule Anti-Corrosion Waterproof Stainless Steel Capsule Container Durable Lock Container for Future Graduation Gift (10.2 Inch)
SoClaay$31.914.7★888 rev
Newest
by launch date
Stainless Steel Time Capsule Box 1st Birthday Gifts Baby Time Capsule For Party Games Party Activities For Guests Time Capsule Cards 1st Birthday Decorations (Time Capsule Box+50pcs Cards)
SoClaay$38.383 rev
SoClaay Stainless Steel Time Capsule Custom Laser Engraved Anti-Corrosion Waterproof Storage Container for Keepsakes Letters Cards Photos and Important Memories (8.1 INCH)
SoClaay$36.797 rev
SoClaay Stainless Steel Time Capsule Custom Laser Engraved Anti-Corrosion Waterproof Storage Container for Keepsakes Letters Cards Photos and Important Memories (13.4 INCH)
SoClaay$47.547 rev
Yaoyiizy Wooden Keepsake Box Acacia Memory Box with a Hinged Lid Wooden Storage box for Picture Letter Time Capsule - Wooden Gift Boxes (Large)
Yaoyiizy$28.1632 rev
ENGRAVE MY MEMORIES Personalized Time Capsule Memory Box Custom Engraved Wooden Keepsake Box for Couples Love Notes Photos & Letters Anniversary Wedding & 18th Birthday Milestone Gift
ENGRAVE MY MEMORIES$46.49461 rev
Trending
90-day click momentumStainless Steel Time Capsule Box 1st Birthday Gifts Baby Time Capsule For Party Games Party Activities For Guests Time Capsule Cards 1st Birthday Decorations (Time Capsule Box+50pcs Cards)
SoClaay$38.385.0★
SoClaay Stainless Steel Time Capsule Custom Laser Engraved Anti-Corrosion Waterproof Storage Container for Keepsakes Letters Cards Photos and Important Memories (8.1 INCH)
SoClaay$36.795.0★
SoClaay Stainless Steel Time Capsule Custom Laser Engraved Anti-Corrosion Waterproof Storage Container for Keepsakes Letters Cards Photos and Important Memories (13.4 INCH)
SoClaay$47.545.0★
Yaoyiizy Wooden Keepsake Box Acacia Memory Box with a Hinged Lid Wooden Storage box for Picture Letter Time Capsule - Wooden Gift Boxes (Large)
Yaoyiizy$28.164.4★
Fun Express Time Capsule Boxes 12 Pieces Cardstock 8 x 4 3/4 x 11 Great for School Home and VBS Activities
Fun Express$19.135.0★
What buyers say about time capsule
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent quality”
“perfect for giving a gift”
“Measuring size was spot on”
“Nice sturdy gift box”
“Exactly what I needed”
“Decent price”
“Easy to put together”
“Great color”
“the handle adds to its ease of use”
“very durable”
What buyers complain about
“Theyre loose”
“cheap”
“It's not real sturdy”
“Serious Assemble required”
“when it arrived the top latch was off”
“Not waterproof”
“Unfortunately came smashed to pieces when it arrived”
“The screw head is usually already flat”
“Deceptive description”
“Each day it fell apart in different areas”
Top return reasons
Common questions
- Is time capsule profitable to sell on Amazon United States?
- The niche generates $102K/yr across 33 tracked products. 1 of 5 products launched in the last 360 days are still selling. 90-day search growth is +15.3%. Flapen's verdict: Skip it (44/100).
- How competitive is the time capsule niche?
- 18 brands and 43 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in time capsule?
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Strength. The return rate is 3.3%.
- When does demand for time capsule peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the time capsule niche?
- Listings span $5.71–$94.96; the average listing price is $33.86 (sweet spot $15–$100). The average incumbent carries 1,308 reviews — the moat a new listing must climb.