Ten years ago, “trying on” a hairstyle meant holding a magazine photo next to your face in the mirror. Today, AI can put an actual new hairstyle on an actual photo of you — realistically enough to make a confident decision before you sit in the chair. Here’s exactly how to do it, and how to get results that look like you rather than a stranger with your outfit.
What you need
Just two things:
- A clear photo of yourself. Front-facing, decent lighting, hair visible (not under a hat), and nobody else in the frame.
- An AI hair try-on app. These use image models trained specifically for hair transformation — they regenerate only the hair region while keeping your face, skin tone, and background untouched. Crinis is our app that does this on iPhone, with 69+ styles and 3 free tries per day.
That’s it. No measurements, no face scanning setup, no green screen.
Step 1: Take the right photo
The photo quality matters more than anything else. A good try-on photo has:
- Your face looking straight at the camera. A slight angle is fine; a full profile confuses the model about where your hairline is.
- Even lighting. Window light facing you is ideal. Harsh shadows across the face can bleed into the generated hair.
- Your current hair visible. The AI needs to see where your hair is to replace it convincingly. Pulled-back hair works; a beanie doesn’t.
- Nothing covering the forehead or ears if you’re testing bangs or short cuts, since those areas will be redrawn.
Step 2: Pick styles strategically
Don’t just try one style — the real power of AI try-on is cheap experimentation. A good first session:
- Your “safe” option — the cut you were already considering.
- One step further — if you’re considering shoulder-length, also try the bob. You may discover the bolder version is the one you actually love. (See: what would I look like with short hair?)
- One wildcard — a color or texture you’d never dare. Costs you nothing, and it recalibrates what “too bold” means.
Step 3: Judge the result honestly
When the result comes back, don’t just react — evaluate:
- Use the before/after comparison. Flipping between the two tells you what the style changes about your face: does it lengthen it, widen it, soften the jaw?
- Check it at thumbnail size. Shrink the image or step back. Hairstyles read differently at a distance, which is how most people see you.
- Sleep on it. Save the look, come back tomorrow. Instant reactions to a new look are unreliable — familiarity changes everything.
Step 4: Bring it to your stylist
This is the step people skip and shouldn’t. A saved AI preview is the single best communication tool you can bring to a salon. Instead of “kind of short but not too short,” your stylist sees the target on your head shape and hair color. They can then tell you honestly what your hair texture can and can’t do — which brings us to the caveat.
What AI try-on can and can’t tell you
It can show you: how a shape frames your face, whether a length flatters you, how a color works against your skin tone, whether bangs suit your forehead.
It can’t show you: how your specific hair texture will hold that style day-to-day, how much maintenance it needs, or how it moves. Fine hair won’t hold a thick voluminous cut without work; very curly hair will interpret a “sleek bob” its own way. The preview is your decision tool; your stylist is your feasibility check.
Common mistakes to avoid
- Using a group photo or a far-away shot. Face too small = mushy results.
- Testing only one style. You’re deciding between options, so generate options.
- Treating the preview as a guarantee. It’s a highly realistic approximation, not a contract.
- Using generic photo filters instead of a dedicated hair model. General-purpose AI image apps will happily change your face along with your hair. Use a tool built for hair transformation specifically. (More on this in how to choose an AI hairstyle app.)
Ready to try? Crinis gives you 3 free AI transformations every day — snap a selfie, pick from 69+ styles, and see yourself in a new look in about 30 seconds.