Short answer: the crease is still physically there — a fold is a fold. What Apple did is make it optically harder to see using a nano-texture finish that scatters reflections across the fold line. Expect "visible at off-angles, invisible in use" — the same category of result as recent foldables, likely better.
What Apple actually did about it
The inner display stack is 10 ultrathin layers topped by two things that matter for the crease:
- A custom nano-texture finish — etched at nano-scale to diffuse light instead of reflecting it in one clean line. A crease is most visible when ambient light reflects off the fold evenly; diffusion breaks that line up. Apple credits it with "minimizing the visible crease."
- A stiffer cover polymer — Apple says the top polymer is 40% stiffer than the industry standard, which should mean a shallower, tighter fold channel rather than a soft, wide trough.
Compared to the Galaxy Z Fold8
| Fold8 crease | Samsung's eighth-gen crease is shallow and smooth to the touch, but still catches light at off-angles — widely considered the best in the category until now. |
|---|---|
| Duo approach | Apple adds nano-texture (borrowed from its Studio Display playbook) on top of a stiffer laminate. Different lever: optical hiding, not just mechanical flattening. |
| Wildcard | The nano-texture is also the reason third-party inner films are risky — a glossy protector reintroduces the reflections the finish was designed to kill. |
What "visible crease" really means day to day
- Reading / video: when you're looking at the screen head-on, creases essentially disappear — content dominates your attention.
- Feel: running a finger across a fold always reveals the channel; the question is how deep. Stiffer laminate suggests shallower.
- Off-axis light: the honest test is a window behind you. This is exactly what nano-texture targets.
Keep it from getting worse
- Wipe dust off the inner screen before closing — particles pressed into the fold are how creases turn into cracks.
- Don't press the fold line with a fingernail to "feel" it — the polymer dents more easily than glass.
- A folio case that covers the front keeps pocket grit off the fold; see the accessories guide.
FAQ
Does the crease get worse over time?
On every foldable so far, the crease you see on day one is roughly the crease you keep — hinge wear matters more than the fold itself. That's why hinge durability is the better long-term question.
Is the crease a defect?
No — it's physics. A display that bends has a fold line. Apple's design goal was making it invisible in normal use, not eliminating it.