FaceGrade

Face Symmetry Test

Free face symmetry test. Measure how closely your left and right sides align, scored 0–100 from real landmarks. On-device, no sign-up, no watermark.

Drag a front-facing photo here, or choose one from your device.

Your photo is processed entirely in your browser. It is never uploaded to any server.

How this face symmetry test measures you

A real symmetry test compares your actual left and right sides, point for point. This one maps 478 facial landmarks, matches each point on one side to its mirror counterpart on the other, and measures the horizontal and vertical gap between them after levelling your eye line. Small gaps mean high symmetry and score toward 100; wide gaps pull the number down.

The eye-line levelling matters more than it sounds. If you tilt your head even a few degrees, raw pixel coordinates would read that tilt as asymmetry. The test rotates your landmark set so the line through your pupils is flat before it measures, so a slightly crooked photo does not automatically mean a crooked face.

Why your face looks asymmetrical in selfies

Almost everyone feels their selfie looks lopsided, and it is mostly physics, not your face. Two effects stack up:

  • Lens distortion — a phone camera held close to the face exaggerates whatever is nearest, usually the nose, and stretches one side more than the other.
  • Head yaw — the moment your head turns even slightly off-axis, one cheek projects wider and one eye sits closer to the bridge, which a 2D image reads as asymmetry.

That is why the tool estimates how front-facing you are before trusting the measurement. When a photo looks turned, it flags the result as unreliable instead of showing you a symmetry score driven by angle.

Is perfect facial symmetry the goal?

No, and the research is fairly direct on this. Faces are mildly asymmetric for nearly everyone — one eyebrow sits higher, one corner of the mouth lifts more, one jaw angle is sharper. Perfectly mirrored faces look uncanny precisely because they are rare. Symmetry correlates with attractiveness on average, but small, natural asymmetry is what makes a face look human and expressive. The honest use of a symmetry score is to spot a genuine imbalance or to see how much a bad photo is distorting you, not to chase 100.

Getting a fair symmetry measurement

  • Look straight into the lens; the tool warns you if the head is turned.
  • Keep the camera at eye level rather than above or below.
  • Stand far enough back that wide-angle selfie distortion is minimal.
  • Relax your face — a big grin pulls one corner of the mouth more than the other.

What this looks at

Mirrored landmark pairs
The test compares left/right counterparts — eyes, mouth corners, cheeks and jaw — not just a blurred mirror image.
Roll-corrected
Your measurements are taken in a frame where the eye line is level, so a slightly tilted head doesn't read as asymmetric.
Frontality check
A turned head fakes asymmetry in 2D, so the tool flags photos that aren't straight-on and tells you to retake.
Part of a full report
Symmetry is shown alongside your golden ratio, thirds, canthal tilt and jawline for context.

Frequently asked questions

How is facial symmetry measured here?
This face symmetry test maps 478 facial landmarks, pairs each left-side point with its right-side counterpart, and measures the horizontal and vertical mismatch after levelling your eye line. A smaller mismatch scores higher, up to 100.
Why does my symmetry score drop when my head is turned?
A 2D photo can't separate true asymmetry from the perspective distortion of a turned head. The tool estimates how front-facing you are and warns you when the photo isn't straight-on, because symmetry is only reliable facing forward.
Is perfect facial symmetry the goal?
No. Almost no face is perfectly symmetric, and mild asymmetry is normal and often attractive. The score is a proportion estimate for entertainment, not a medical measurement.
Can I test facial symmetry with a mirror or camera?
A mirror only flips the whole image, so it shows you nothing new. This test measures the gap between paired landmarks from a normal front-facing photo, and flags the shot if your head is turned, which is what makes it more reliable than eyeballing a mirror.
Is this face symmetry test free?
Yes. It runs entirely in your browser, so it is free with no sign-up, no watermark, and your photo is never uploaded to a server.