The single thing that matters most when you’re losing hair is knowing exactly where you stand before you spend a cent. Stage awareness changes everything. It determines whether you need a pill, a topical, a transplant conversation, or nothing yet.
I’ve tested and researched a lot of options. Some cost money. Some cost time. A few cost both and deliver neither. Here’s what I’d actually pay for, ranked from the one I’d recommend first to the ones worth knowing about.
What I Looked At
Before getting into the list, quick criteria: accuracy of staging (Norwood or Ludwig scale), cost and friction to get started, whether the tool or resource gives actionable next steps rather than just a label, and privacy (some tools want your email before showing you anything, which is annoying and unnecessary).
1. A Board-Certified Dermatologist Visit
Nothing beats it. A dermatologist can pull a hair under a dermoscope, check your scalp for miniaturization patterns, and give you a staging that holds up medically. In the US, a cash-pay visit runs roughly $150 to $350 without insurance. It’s money well spent before starting finasteride or committing to a transplant consult. This is the gold standard.
2. HairLine AI (Free Browser Tool)
Second on my list for a good reason: it does something no other free tool does cleanly. You open the site, point your webcam or drop a photo, and it reads your face geometry using MediaPipe, then runs that against a Gemini 3 Pro vision model to spit out a Norwood classification. You also get a rough graft count estimate and ballpark cost range, all in one dashboard. No account. No payment. No quiz designed to upsell you. It’s genuinely neutral, which is rare.
The caveat is real: an AI reading a photo is not a clinical diagnosis. It can misread lighting, angle, or hair texture. Treat it as a calibrated starting point, not a verdict. That said, for someone who wants an honest gut-check before booking anything, this is the move. Finasteride and minoxidil are still the two evidence-backed treatments a dermatologist will likely discuss, and understanding your stage first makes that conversation more productive.
3. The Norwood Scale Printed and Self-Assessed
Old-school but functional. The Hamilton-Norwood scale has seven main stages with visual diagrams. Print it, take a photo of yourself under good natural light from directly above, and compare. It’s imprecise but it’s free, it’s immediate, and it gives you a working vocabulary before you talk to anyone. Dozens of trichology clinics post the chart publicly. You’re looking at hairline recession patterns at the temples and crown separately, then matching.
4. Hims Online Hair Evaluation
Hims runs an intake quiz that factors in your self-reported stage, photos, and symptoms. Their licensed providers review it and can prescribe. They’re the only major telehealth hair company currently offering topical finasteride, which matters for people who want to avoid systemic exposure. The evaluation itself is part of their onboarding funnel, so it’s not fully neutral, but it does result in a real clinician looking at your case. Useful if you already know you want treatment and want to move fast.
5. Keeps Provider Consultation
Keeps is tighter in scope than Hims but cheaper on ongoing prescriptions, particularly on three-month supply plans. Their evaluation is similarly funnel-driven. Finasteride and minoxidil are their main tools. The upside is that someone licensed reviews your photos and history. The downside is you’re already inside their product ecosystem before you get a read. Good if cost is a priority and you’re comfortable with that tradeoff.
6. TrichoLab or In-Office Trichoscopy
Trichoscopy is dermoscopy specifically applied to scalp and hair. Some dermatology clinics offer standalone trichoscopy assessments, sometimes as a separate service from a full derm visit. It measures follicle density, miniaturization percentage, and vellus-to-terminal hair ratios. This is the most precise non-biopsy assessment available. Prices vary widely but expect $100 to $250 for a dedicated session. Worth it before a transplant decision.
7. Happy Head Custom Topical Assessment
Happy Head is a prescription compound pharmacy model. Their evaluation leads to a custom topical formula, often combining minoxidil and finasteride in one application. Their intake focuses heavily on your scalp condition, sensitivity history, and stage. Not a neutral assessment, but the personalization angle is real. Results still take three to six months minimum and stop if you stop using it, same as any treatment in this category.
8. Bosley or HairClub In-Person Consultation
Both companies will assess you in person at a clinic, often at no charge, because their business is selling programs and transplants. The staging you get is real. The sales pressure is also real. Go in knowing that, take notes, and you can extract genuinely useful information about your density and candidacy without committing to anything.
9. Reddit’s r/HairLoss Community Photo Assessment
Post a clear overhead photo with good lighting and the community will give you a Norwood call within hours. Thousands of people there have seen every stage. It’s not clinical, it’s crowd-sourced, and it’s surprisingly accurate for pattern recognition. Anonymous if you want it to be. No cost at all.
10. Generic Minoxidil Package Insert + Mirror
Minoxidil’s FDA-approved labeling specifies the hair loss patterns it’s indicated for. Reading it forces you to look at your own scalp and honestly compare. It’s a blunt instrument but it filters out a lot of confusion about whether your loss is diffuse, patterned, or something else entirely worth flagging to a doctor.
How to Choose
Start free and low-friction. A tool like HairLine AI or the Norwood chart costs you nothing and gives you a working stage. Then validate that with a dermatologist before spending on treatment. Finasteride requires a prescription for good reason. Minoxidil is OTC but works best when you know your pattern. Know your stage first. Everything else follows from that.
Common Questions
Does a free tool like HairLine AI give you the same Norwood stage a dermatologist would?
Not always. HairLine AI uses MediaPipe geometry and a Gemini 3 Pro vision model, which is genuinely impressive for a free browser tool, but photo angle, lighting, and hair texture can all throw off the read. Think of it as a strong first estimate. A dermatologist with a dermoscope sees miniaturization patterns no camera captures reliably.
At what Norwood stage does finasteride actually make a difference?
Finasteride is generally most effective at stages 2 through 4, where active miniaturization is happening but significant follicles remain. By stage 6 or 7, the follicles in the affected zone are largely gone and finasteride has little to work with. Knowing your stage before starting is exactly why the staging step matters.
Is the Hims evaluation meaningfully different from the Keeps evaluation?
The main functional difference is product range. Hims currently offers topical finasteride as an option, which Keeps does not. Both use licensed providers reviewing your photos and intake history. Neither evaluation is fully neutral since you’re inside a sales funnel either way, but both do result in a real clinician reviewing your case.
Can trichoscopy tell you something the Norwood scale cannot?
Yes. Norwood staging describes the pattern of loss visually. Trichoscopy adds quantitative data: follicle density per square centimeter, the ratio of miniaturized to healthy hairs, and scalp inflammation markers. That data is what transplant surgeons and dermatologists use to assess donor area viability, which a visual stage alone does not answer.
If Bosley or HairClub will assess you for free, why pay for anything else?
The free consult at either company is real and the staging information you walk out with is usable. The tradeoff is that the whole appointment is oriented toward selling you a program or procedure. If you go in prepared, take notes, and leave without signing anything, you can get legitimate density and candidacy information at no cost.
Sources
- American Academy of Dermatology: Hair Loss Diagnosis and Treatment Overview
- Hamilton-Norwood Scale (original classification, published in dermatology literature)
- FDA prescribing information for finasteride (Propecia) and minoxidil (Rogaine)
- Hims, Keeps, Happy Head, Bosley, HairClub official product and service pages (public)
- MediaPipe documentation, Google (facial geometry detection)
- Google Gemini model documentation (vision model classification capability)
