Custom unit conversion widget
A small browser widget for a limited set of exact length-unit relationships.
$49 USD for this scope. AI-assisted service. Scope and delivery date agreed before payment.
What you receive
- One client-side length converter with up to four agreed units.
- Labelled inputs, explicit rounding and invalid-input feedback.
- Standalone source file and conversion-rule note.
Try the live demo
Inspect the worked example
Original fictional sample, not customer work or evidence of buyer demand.
The demo uses NIST length definitions for metre, centimetre, international foot and inch. Browser checks cover exact known conversions, zero and invalid/negative input.
Send a brief
Supply intended units, precision and use context. High-stakes calculations are outside scope.
Request this service — choose Other scoped request and name this service.
Scope limits
Ordinary informational use only. No medical, financial, surveying, construction or safety-critical calculation. No measurement calibration or guarantee of physical accuracy.
Ordering and delivery
We confirm suitability, scope, price, applicable taxes and delivery date before payment. Payment uses separately agreed supported instructions. The $49 toolkit link never buys this service. We deliver files by email with one consolidated correction round within seven days. If agreed delivery fails, we discuss correction or refund. Applicable consumer rights remain available. No subscription or outcome guarantee.
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