Skip to content

s21 ultra screen protector

Skip it45/100

a small market ($338K/yr) — s21 ultra screen protector doesn't clear our bar today.

Market/yr

$338K

Growth (1y)

+43.5%

Products

20

Brands

18

was 18 a year ago

Sellers

24

Price range

$7.12–$25.92

Returns

2.0%

Rating

4.0★

45/100

Skip it

Scored 45/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
17
×0.30
Growth
48
×0.30
Competition
41
×0.20
Quality gap
86
×0.10
Returns
84
×0.10

Demand

Weekly Amazon search volume, last 101 weeks — +43.5% year over year.
14K7KPrime Day '25Jul '24Nov '24Mar '25Jun '25Oct '25Feb '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Jul, Aug · busiest ÷ quietest = 1.9×

Competition

30%Samcorn
  • Samcorn30%
  • LK16%
  • WILLONE7%
  • MAGIC JOHN6%
  • QoeCycth5%
  • Supershieldz5%
  • Other (12 brands)32%

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them. 18 brands and 24 sellers compete here.

Brands

18 flat

was 18 a year ago

Sellers

24

Top 5 brand share

63%

#ProductBrandPriceRatingReviewsClick shareTrend

Product shelf

All 20 tracked products in this niche.

3 Pack Galaxy S21 Ultra Screen Protector HD Clear Tempered Glass Fingerprint Unlock 3D Curved Scratch Resistant No Bubble for Samsung Galaxy S21 Ultra 5G Glass Screen Protector

3 Pack Galaxy S21 Ultra Screen Protector HD Clear Tempered Glass Fingerprint Unlock 3D Curved Scratch Resistant No Bubble for Samsung Galaxy S21 Ultra 5G Glass Screen Protector

Samcorn

$10.154.3★8,950 reviews

LK 3 Pack for Samsung Galaxy S21 Ultra Screen Protector [Not Glass] New Version for Support Fingerprint Unlock Bubble Free with Easy Installation Tool 3D Curved Max Coverage for S21 Ultra

LK 3 Pack for Samsung Galaxy S21 Ultra Screen Protector [Not Glass] New Version for Support Fingerprint Unlock Bubble Free with Easy Installation Tool 3D Curved Max Coverage for S21 Ultra

LK

$9.474.3★9,696 reviews

WILLONE 2+2 Pack for Samsung Galaxy S21 Ultra 5G Screen Protector (6.80 inches) with Camera Lens Protector Case Friendly Tempered Glass Film Fingerprint Unlock HD Clear

WILLONE 2+2 Pack for Samsung Galaxy S21 Ultra 5G Screen Protector (6.80 inches) with Camera Lens Protector Case Friendly Tempered Glass Film Fingerprint Unlock HD Clear

WILLONE

$10.044.6★30,442 reviews

MAGIC JOHN 2 Pack for Samsung Galaxy S21 Ultra Screen Protector [Ceramic Film Material Not Glass] 6.8 inch [100% Fingerprint ID Compatible] Easy Installation Tray Shock-Resistant 3D Curved Bubble

MAGIC JOHN 2 Pack for Samsung Galaxy S21 Ultra Screen Protector [Ceramic Film Material Not Glass] 6.8 inch [100% Fingerprint ID Compatible] Easy Installation Tray Shock-Resistant 3D Curved Bubble

MAGIC JOHN

$16.414.0★960 reviews

3 Pack Curved Tempered Glass Screen Protector Applicable for Samsung Galaxy S21 Ultra 5G 6.8inch Support Fingerprint ID Friendly Tempered Glass Screen Protective HD Clear Scratch Resistant Suitable

3 Pack Curved Tempered Glass Screen Protector Applicable for Samsung Galaxy S21 Ultra 5G 6.8inch Support Fingerprint ID Friendly Tempered Glass Screen Protective HD Clear Scratch Resistant Suitable

QoeCycth

$8.043.6★3,114 reviews

Supershieldz (2 Pack) Designed for Samsung (Galaxy S21 Ultra 5G) Screen Protector High Definition Clear Shield (TPU)

Supershieldz (2 Pack) Designed for Samsung (Galaxy S21 Ultra 5G) Screen Protector High Definition Clear Shield (TPU)

Supershieldz

$8.084.4★455 reviews

OtterBox Alpha Flex Flexible Screen Protector for Galaxy S21 Ultra (5G) - Clear

OtterBox Alpha Flex Flexible Screen Protector for Galaxy S21 Ultra (5G) - Clear

OtterBox

$7.123.7★326 reviews

TAURI [Designed for Samsung Galaxy S21 Ultra 5G 2 Pack Flexible TPU Screen Protector + Camera Lens Protector Support Fingerprint Unlock Easy Installation Bubble Free]

TAURI [Designed for Samsung Galaxy S21 Ultra 5G 2 Pack Flexible TPU Screen Protector + Camera Lens Protector Support Fingerprint Unlock Easy Installation Bubble Free]

TAURI

$11.904.2★26,237 reviews

Reviews

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

What buyers love

Assembly/Installation18%

“Easy to put on”

Drop/Impact Protection15%

“PROTECTED MY PHONE”

Ease Of Use11%

“easy to use”

Quality-Overall9%

“Good quality and good fitment easy to clean and no issues with touch”

Size-Overall6%

“Fits perfectly”

Value For Money5%

“Decent for price”

Efficiency5%

“Works great”

Advertised Vs Actual Product4%

“Just as described”

Durability2%

“Durable”

Display-Overall2%

“HOWEVER THIS SCREEN SAVER IS THE EASIEST/SEEMLESS I HAVE EVER USED”

What buyers complain about

Quality-Overall16%

“Not thrilled with the quality since it cracked on install”

Adhesion/Stickiness10%

“Didnt stick”

Functionality-Overall9%

“Does not work as expected”

Touch/Button Controls8%

“Touchscreen would not work”

Durability6%

“Easily breakable”

Assembly/Installation5%

“Installation is complicated”

Ease Of Use5%

“Didn't go on easy”

Value For Money4%

“This was a waste of money”

Thickness3%

“These protectors are THICK”

Strength3%

“is so flimsy”

Top return reasons

  • Size-Overall26%
  • Functionality-Overall16%
  • Adhesion/Stickiness10%
  • Compatibility-Overall10%
  • Advertised Vs Actual Product7%
  • Touch Screen4%
  • Defective Material/Parts4%
  • Quality-Overall3%
  • Display-Overall2%
  • Value For Money2%

Data scraped July 6, 2026 · Marketplace baseline: 4.4★ avg rating · $22.78 median price · 2.2% median returns across 14,888 tracked niches.