17 metrics · NIH-cited landmarks · Free

Get your AI face score

Upload a photo — AI scores your facial symmetry, smile authenticity, and expression warmth in seconds.

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RealSmile Research Team · Facial Analysis Specialists
Updated May 2, 2026
Based on 5 peer-reviewed sources

What your face score measures

Based on the Duchenne smile framework used in psychology research — the same science behind first impression studies, and the same scoring engine you can get a detailed face report from in under a minute.

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Symmetry Score

Measures facial balance and proportional harmony across your features.

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Smile Authenticity

Detects genuine Duchenne smiles — the kind that activate muscles around your eyes, not just your mouth.

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Eye Warmth

Analyzes eye constriction and crow's feet — the #1 signal of genuine warmth and approachability.

Expression Score

Overall expression quality combining cheek raise, mouth curvature, and relaxation signals.

Why your expression matters more than your features

Research from Princeton found that people form judgments about trustworthiness, competence, and likability within 100 milliseconds of seeing a face. That snap judgment is driven almost entirely by expression — not bone structure.

A genuine smile (what scientists call a Duchenne smile) activates the orbicularis oculi muscle around your eyes, creating crow's feet and eye crinkling. This signal is extremely difficult to fake, which is why people instinctively trust it.

Studies consistently show that photos with authentic expressions receive significantly more positive responses on dating apps, LinkedIn, and social media — regardless of conventional attractiveness.

RealSmile focuses on what you can actually control: your expression. Getting a higher face score isn't about changing your features — it's about capturing your best, most genuine expression on camera. Curious whether you score conventionally pretty? Run the am i pretty test.

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Nothing Uploaded

Your photos are analyzed in your browser. They never touch a server. Most face score apps upload and store your photos — we don't.

Instant Results

Get your score in under 5 seconds. No waiting for human votes, no queues, no credits needed.

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Compare Up to 6

Upload multiple photos and we'll rank them best to worst. Find your strongest photo for dating apps or LinkedIn.

How it works

1

Upload a Photo

Drop any photo with your face visible. Supports JPG, PNG, WebP, and iPhone HEIC. Or use your camera.

2

AI Scores Your Expression

Our AI detects facial landmarks and measures symmetry, smile markers, eye warmth, and expression quality.

3

Get Actionable Feedback

See your score with a breakdown of what's working and specific tips to improve your next photo.

How RealSmile compares

Most face score tools upload your photos to their servers. We don't.

ToolPriceSpeedPrivacy
RealSmileFree foreverInstant (under 5 sec)Photos never leave your device
LooksMax AI AppFree trial, then $9.99/weekInstantPhotos uploaded to server
Attractiveness Test SitesFree with ads, upsellsInstantPhotos uploaded to server
PhotofeelerFree with karma, or $0.20/voteHours to daysPhotos shown to strangers

What people use face scores for

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Dating App Photos

Find which photo gets the most right-swipes. Your lead photo makes or breaks your match rate on Tinder, Hinge, and Bumble.

Take the test →
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LinkedIn Headshots

Pick the headshot that signals confidence and warmth — the single highest-leverage swap most LinkedIn profiles can make.

Take the test →
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Social Media & Selfies

Test which selfie has the best expression before posting. Stop second-guessing which photo looks best.

Take the test →
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Track Your Progress

Practice your expression and see your score improve. Great for anyone working on looking more approachable and confident in photos.

Take the test →

Pillar weight map — which lever moves your score most

A face score is a weighted blend, not a single number. Knowing which pillar dominates your score tells you which intervention has the most upside. Most people pick a lever based on what bothers them visually — not based on what actually moves the algorithm.

ProportionsHigh weight

Inter-feature distances vs. canonical ratios. Hardest to change without surgery, but photography (camera height, focal length 50mm+) shifts perceived proportions by 4–8 points without touching the face.

SymmetryHigh weight

Left-right deviation across landmarks. Pose-corrected first — most asymmetry scores are pose artifacts. True asymmetry is partially soft-tissue (jaw clench, sleep side) which can shift 2–4 points over 8–12 weeks.

HarmonyMid weight

How features fit together — eye-to-brow, lip-to-chin, hair-to-forehead. Hairstyle and brow shape alone routinely move harmony 5–10 points. Cheapest, fastest pillar to lift.

Skin & clarityVariable weight

Texture, tone evenness, blemishes, redness. Often the lowest-scoring pillar but the highest-leverage fix: a 6-week dermatology routine can shift this pillar 15–25 points and lift the overall score by the pillar weight × that delta.

Pillar weights vary by tool. The takeaway is structural: pick the pillar where you have the largest gap to your own ceiling, not the one that scored lowest in absolute terms.

Frequently Asked Questions

How does the AI face score work?+
RealSmile uses the Duchenne smile framework from psychology research. The AI detects facial landmarks and measures four key signals: facial symmetry (proportional balance), eye constriction (crow's feet that indicate genuine emotion), cheek raise (the muscle activation that separates real smiles from fake ones), and mouth curvature. These signals are combined into a 0-100 score that reflects your expression quality — the factor that research shows matters most for first impressions.
Is this really free? What's the catch?+
No catch. RealSmile is 100% free — no signup, no credits, no voting requirements, no hidden paywalls. We plan to add optional premium features in the future (like detailed reports), but the core face score and photo ranking tools will always be free.
Do you store or upload my photos?+
No. Your photos are processed entirely in your browser using client-side AI. They are never uploaded to any server, never stored, and never seen by anyone else. This is a fundamental difference from most face analysis tools — the LooksMax AI app, attractiveness test sites, and Photofeeler all upload your photos to their servers for processing. RealSmile doesn't.
Can I improve my face score?+
Yes! Your face score is based on your expression, not your bone structure. You can improve it by: practicing genuine smiles (think of something that actually makes you happy), relaxing your forehead and jaw muscles, using good lighting (natural light from a window works best), and taking photos at eye level rather than from above or below. The biggest factor is authenticity — forced smiles score significantly lower than natural ones.
How is this different from the LooksMax AI app?+
Three key differences: (1) Privacy — RealSmile never uploads your photos, while LooksMax AI uploads them to their servers. (2) Price — RealSmile is free, while LooksMax AI charges $9.99/week after a trial. (3) Focus — RealSmile scores your expression quality (what you can control), while LooksMax AI focuses on bone structure analysis (what you can't easily change). We believe improving your expression is more actionable and healthier than obsessing over facial structure.
Does this work for comparing photos?+
Yes! The photo comparison tool lets you upload 2-6 photos, and the AI ranks them from best to worst. Each photo gets its own score with specific tips — which to use as your lead, which to drop, and why. This is especially useful for choosing your best dating app or LinkedIn photo.

Run this before you score

Photo-quality checklist

Five conditions that invalidate a face score. If you fail two or more, retake before trusting the number.

01Single, even light source
PassWindow light, overhead diffuse, or soft ring light. Both cheeks lit at similar brightness.
FailSide-only sun, harsh overhead spotlight, mixed warm-and-cool sources. Adds fake asymmetry — symmetry score drops 8–15 points.
02Camera at eye level
PassLens directly across from your eyes, phone held at arm-length and slightly forward.
FailSelfie from below (under-chin double) or from above (forehead-heavy). Distorts thirds, FWHR, and jawline.
03Neutral or relaxed expression
PassMouth closed and unstrained, jaw relaxed, eyes open naturally — no posed smile, no squint.
FailForced grin, lip-press, or wide-eye stare. Skews smile authenticity and eye warmth scores.
04Hair off the face
PassForehead, ears, and full jawline visible. No hat, no hood, no fringe over the brow.
FailHair covering forehead or jawline. Hides the landmarks the model needs — symmetry & thirds become unreliable.
05Sharp focus, no filter
PassTap-to-focus on the eyes, native camera app, no beauty filter, no smoothing.
FailMotion blur, low-light grain, Snapchat/TikTok filter on. Filters smooth the exact features the model reads.

Most score swings between two photos of the same face are condition-driven, not structural. Re-shooting is faster than re-interpreting a bad result.

Go beyond expression

Face score measures how you look in a photo. Your looksmax report measures your actual facial structure.

Canthal tilt, jawline angle, facial thirds, hunter eyes — 17 structural metrics with a personalized improvement plan. Free to try, $14.99 to unlock all 17.

Get My Looksmax Score — Free →
✓ 17 metrics✓ Glow-up plan✓ No signup

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