Is iphone 13 pro max waterproof case profitable to sell on Amazon United States?

The niche generates $53K/yr across 35 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is +4.0%. Flapen's verdict: Skip it (45/100).

How competitive is the iphone 13 pro max waterproof case niche?

19 brands and 38 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in iphone 13 pro max waterproof case?

Top complaints mined from reviews: Size-Overall, Water Resistance, Durability. The return rate is 4.2%.

When does demand for iphone 13 pro max waterproof case peak?

Demand peaks in Jul–Aug–Sep; the busiest month runs 2.5× the quietest.

What does it cost to enter the iphone 13 pro max waterproof case niche?

Listings span $8.17–$57.98; the average listing price is $20.65 (sweet spot $15–$100). The average incumbent carries 10,888 reviews — the moat a new listing must climb.

iphone 13 pro max waterproof case

Skip it

A small market ($53K/yr) — this niche doesn't clear our bar today.

Avg price

Great$20.65

avg listing price — sweet spot $15–$100

Price range

Great$8.17–$57.98

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Competition

Good45%

top-5 click share — leaders hold, buyers still browse

Brand share

Good69%

top-5 brand share — brands hold most of the demand

Returns

Okay4.2%

return rate — above 5% kills the launch gate

Growth

Okay+4.0%

90-day search growth — must beat 0% to launch

Conversion

Okay2.2%

search→purchase rate — share of searches ending in a sale

Review moat

Bad10,887.54

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$53K

$53K/yr · 117K searches

According to Flapen's Amazon United States niche tracking, iphone 13 pro max waterproof case is a $53K/yr Amazon United States market (117K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Jul–Aug–Sep. Verdict: Skip it — 45/100.

Data updated Jul 8, 2026 · scored weekly · How we score niches

iphone 13 pro max waterproof case market data

Units sold / yr: 3K–3K; avg 0–100/product
Revenue / yr: $52K–$62K; units × avg price
Conversion rate: 2.2%
Avg BSR: #5,338
Page quality: 0%
Prime: 100%
Sponsored: 51%
Out of stock: 21.9%
Avg brand age: 32 months
Avg seller age: 162 days

Competition & brand share

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

Brands

19 rising

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

45%

Top 20: 83%

Open market

26%

LifeProof23%
SPORTLINK21%
Transy12%
Dewfoam7%
Temdan6%
Cozycase5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +4.0% search growth over the last 90 days.

Peak months: Jul, Aug, Sep · busiest ÷ quietest = 2.5×

Open Trend

Top iphone 13 pro max waterproof case search terms

iphone 13 pro max waterproof case40K/yr +8.2%2.9% conv.
iphone 13 pro max lifeproof case22K/yr -3.4%1.2% conv.
lifeproof iphone 13 pro max case24K/yr +1.3%0.8% conv.
iphone 13 pro max case lifeproof15K/yr -12.1%0.8% conv.
waterproof iphone 13 pro max case11K/yr +10.6%2.9% conv.
waterproof phone case iphone 13 pro max6K/yr +69.1%3.7% conv.

All search terms

Top iphone 13 pro max waterproof case 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.

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

SPORTLINK for iPhone 13 Pro Max Waterproof Case - Shockproof Dustproof Phone Case with Screen Protector Full Body Protective Case for i Phone 13 Pro Max Cover 6.7 Black

SPORTLINK$19.954.3★13,676 rev

Waterproof Phone Case for iPhone 13 Pro Max IP68 Underwater Full Body Protective Cover Shockproof Rugged Bumper with Clear Black Back & Built-in Screen Protector Compatible with Wireless Charging

Transy$18.974.3★4,607 rev

LifeProof NEXT SERIES Case for iPhone 13 Pro Max & iPhone 12 Pro Max - ESSENTIAL PURPLE

LifeProof$29.174.5★480 rev

LifeProof FR Series Waterproof Case with Magsafe for iPhone 13 Pro (Only) - with Cleaning Cloth - Non-Retail Packaging - Black

LifeProof$57.984.5★59 rev

LifeProof SEE SERIES Case with MagSafe for iPhone 13 Pro Max & iPhone 12 Pro Max - ANCHORS AWAY

LifeProof$8.304.4★857 rev

Newest

by launch date

Dewfoam for iPhone 13 Pro Max Case Waterproof Shockproof Dustproof Full-Body Sturdy with Camera Lens Protector and Built-in Screen Protector Underwater Cover Protective for iPhone 13 Pro Max Black

Dewfoam$20.081,639 rev

8mo ago

SPIDERCASE Magnetic for iPhone 13 Pro Max Case Waterproof Built-in Screen & Camera Lens Protector[IP68 Underwater] [Military Grade Shockproof] Full Body Protection Phone Case Purple/Clear

SPIDERCASE$22.09781 rev

10mo ago

jaroco Magnetic for iPhone 13 Pro Max Case [Compatible with MagSafe][Military Grade Drop Protection][Heavy Duty Protection][Non-Slip][Shockproof] 2-Layer Durable Bumper Phone Case 6.7-Black

jaroco$9.2211,796 rev

1y ago

Temdan Compatible with iPhone 13 Pro Max Case Waterproof Built-in Screen & Camera Protector IP68 Underwater Full Body 13FT Military Dropproof Shockproof Phone Case 6.7-Black/Clear

Temdan$27.957,682 rev

1y ago

AICase iPhone 13 Pro Max Case Waterproof with MagSafe Clear Snowproof Dustproof and Shockproof IP68 Certified Full Body 360 Protection Fully Sealed Underwater Cover for iPhone 13 Pro Max 6.7

AICase$21.59443 rev

2y ago

What buyers say about iphone 13 pro max waterproof case

What buyers praise and complain about, mined from review topics.

What buyers love

Water Resistance19%

“And waterproof”

Quality-Overall13%

“The quality is solid”

Advertised Vs Actual Product10%

“As advertised”

Size-Overall9%

“Fits perfect”

Value For Money7%

“Worth The Money”

Ease Of Use7%

“Very handy”

Efficiency5%

“the pouch is working great”

Durability4%

“very durable”

Drop/Impact Protection3%

“Awesome Protective Case”

Image/Picture Clarity3%

“The pictures where very clear”

What buyers complain about

Size-Overall15%

“Too big”

Water Resistance10%

“NOT waterproof”

Durability10%

“Falls apart quick”

Quality-Overall9%

“Poor quality product”

Ease Of Use8%

“its pretty tough to remove it”

Touch/Button Controls3%

“No touch screen”

Compatibility-Overall3%

“Not magsafe compatible”

Image/Picture Clarity3%

“The picture quality is horrible”

Functionality-Overall3%

“Doesn't work”

Charging2%

“The charging port is quite small”

Top return reasons

Size-Overall56%

Value For Money7%

Compatibility-Overall7%

Advertised Vs Actual Product4%

Functionality-Overall4%

Water Resistance3%

Ease Of Use2%

Touch Screen2%

Quality-Overall2%

Defective Material/Parts1%

Common questions

Is iphone 13 pro max waterproof case profitable to sell on Amazon United States?: The niche generates $53K/yr across 35 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is +4.0%. Flapen's verdict: Skip it (45/100).
How competitive is the iphone 13 pro max waterproof case niche?: 19 brands and 38 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 69% of demand.
What do buyers complain about in iphone 13 pro max waterproof case?: Top complaints mined from reviews: Size-Overall, Water Resistance, Durability. The return rate is 4.2%.
When does demand for iphone 13 pro max waterproof case peak?: Demand peaks in Jul–Aug–Sep; the busiest month runs 2.5× the quietest.
What does it cost to enter the iphone 13 pro max waterproof case niche?: Listings span $8.17–$57.98; the average listing price is $20.65 (sweet spot $15–$100). The average incumbent carries 10,888 reviews — the moat a new listing must climb.