Skip to content
diapason

Shopify app · skincare, haircare, supplements

The product diagnostic that sells the full routine.

A quiz written from your catalog, right on your product pages. The recommended routine goes to the cart in one click.

your-store.com/products/vitamin-c-serum
your store

Uneven tone, dark spots

Vitamin C Serum 15%

4.7 · 312 reviews

$42.00 · 1 fl oz

Stabilized 15% vitamin C with ferulic acid. Apply in the morning, before sunscreen.

Add to cart
Not sure it’s the right product?

The real quiz, short version. Store, products and prices are fictional.

Live in an afternoon

  1. 01

    Generate

    AI reads your catalog and drafts a complete diagnostic. You fine-tune it.

  2. 02

    Install

    One toggle in the theme editor. No code.

  3. 03

    Measure

    Every order that follows a diagnostic is attributed to it.

Editor

Written from your catalog

Questions, conditions and pop-ups drafted by AI. You stay in control of every detail.

  1. 1. Generated from 42 product pages
  2. 2. Question shown based on an answer
  3. 3. Pop-up signed by your expert
  4. 4. Pregnancy contraindication handled

Result page

Her routine, on your domain

One page per shopper explaining what to use, when and why. The whole routine goes to the cart.

  1. 1. Unique link, reused in your emails
  2. 2. Copy written from her answers
  3. 3. Routine of 3, 5 or 7 products
  4. 4. Reassurance picked for her
  5. 5. Protocol discount applied at cart

Analytics

What every question earns you

Drop-off, conversion, attributed revenue and personas. No exports, no spreadsheets.

  1. 1. Revenue attributed over 30 days
  2. 2. Drop-off measured per question
  3. 3. Personas and average order value

Klaviyo

Your flows know her answers

Every diagnostic creates or enriches the shopper’s Klaviyo profile.

  1. 1. Answers as diapason_* properties
  2. 2. Link to her result
  3. 3. Follow-up suggested at day 60
  4. 4. Three events for your flows

And everything else

  • No code

    Floating launcher, link or block on any page.

  • On brand

    Your fonts, colors and tone of voice.

  • Protocol mode

    The routine sold as a set, discount included.

  • Personas

    Your customers grouped by profile, with their basket.

  • MCP server

    Your Diapason data, right inside Claude.

  • GDPR

    Consent, retention and anonymization built in.

What a great diagnostic changes

Published highs for online diagnostics in beauty and supplements.

conversion among diagnosed shoppers
×4.5
average order value
+34%
products per order in protocol mode, vs 2.6
5.8
completion on a long diagnostic
80%

Market figures, not guaranteed. Yours show up in Diapason as soon as the first orders are attributed.

Launch pricing

Pricing

Pay for the diagnostics you start. Unlimited seats.

  • Starter

    To launch and measure.

    Free

    1,000 diagnostics started / month

  • Growth

    Recommended

    The diagnostic becomes a channel.

    $399/ month

    10,000 diagnostics started / month

  • Scale

    High traffic, several diagnostics.

    $899/ month

    50,000 diagnostics started / month

  • Custom

    Multiple stores or specific needs.

    Let’s talk

    Beyond 50,000 / month

  • Unlimited seats
  • AI Studio
  • Klaviyo
  • Attribution
  • Personas
  • MCP server

Monthly prices in US dollars, excluding tax, billed through Shopify. A diagnostic counts once the first question is answered.

Frequently asked questions

Do I need a developer?

No. You turn Diapason on in the Shopify theme editor and choose where it appears.

Which themes are supported?

Every Online Store 2.0 theme, custom themes included.

Can I edit what the AI generated?

Everything. AI writes the first version, you stay in control of every question and rule.

What does Klaviyo receive?

The answers, the result link and the shopper’s consent, plus three events to trigger your flows.

What counts as a started diagnostic?

A shopper who answered the first question. A quiz opened and closed without an answer isn’t counted.

What about GDPR?

Explicit consent, configurable retention and anonymization. No photos are stored.

See Diapason on your catalog

A 30-minute demo on your own products, then a free install.