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Component Lab / pricing-conversion / per-seat-price-calculator

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Per-seat price calculator

An interactive per-seat estimator that keeps seat count, unit price, total, and billing assumptions together while using a native range input.

Lab tested Responsive Dark mode Interactive
Version
1.0.0
Updated
2026-08-03
Dependencies
Zero
Live canvasInstant token updates
Source filesEditable and export-ready
<section class="cmp-per-seat-price-calculator">
  <header><span>Team estimate</span><strong>$12 per active seat</strong></header>
  <label for="cmp-seat-count">Seats <output for="cmp-seat-count" data-seats>12</output></label>
  <input id="cmp-seat-count" type="range" min="3" max="50" value="12" step="1" />
  <div class="cmp-per-seat-price-calculator__total">
    <span>Estimated monthly total</span><strong data-total>$144</strong>
  </div>
  <p data-status aria-live="polite">12 seats at $12 each. Taxes are not included.</p>
</section>
No runtime reactions detected Open in Editor

Validated in the lab

Experiment report

  • Schema and source files passed
  • Responsive test passed
  • Keyboard test passed
  • No console errors

Component ingredients

Dependencies
None
Browser support
Current Chrome, Current Edge, Current Firefox, Current Safari
Version
1.0.0
Last tested
2026-08-03

Accessibility notes

  • The range input has a persistent visible label and output.
  • Price changes are summarized in a polite live region.
  • Billing assumptions and included minimums are written in text.

License: MIT License for open-source use, modification, and distribution.

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Implementation field notes

Use per-seat price calculator confidently.

The preview and source are only the starting point. Use these notes to decide where the component fits, preserve its accessibility contract, and verify the adapted result.

Good fit for

  • Team software
  • Workspace plans
  • Service retainers

This pricing calculators pattern works best when its purpose is clear in the surrounding page hierarchy.

Accessibility contract

  • The range input has a persistent visible label and output.
  • Price changes are summarized in a polite live region.
  • Billing assumptions and included minimums are written in text.

Integration plan

  1. Copy the standalone HTML and scoped CSS into an isolated page.
  2. Adapt primary color, accent color, surface color, text color through the Inspector.
  3. Connect the defensive JavaScript, then test every control with a keyboard.
  4. Review the result at 375, 768, 1024, and 1440 pixels before shipping.

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