Unit Converter: metric vs imperial — both work
Kilograms-to-pounds, centimeters-to-inches: how Unit Converter handles both unit systems, plus the tiny rounding gotchas to watch for.
ℹ️ For informational use only. This page describes how to use a calculator and how to read its result — it does not constitute medical, legal, or financial advice. For decisions that materially affect your health, finances, or legal situation, consult a qualified professional.
Most people use a Unit Converter once a year — and forget the formula between uses. The good news: you don't need to remember it. The tool runs the math; this guide explains what's happening so you can read the result correctly.
Launch the tool: Unit Converter — Browser-only. Nothing is sent to a server.
How Unit Converter handles units
Unit Converter accepts both metric and imperial inputs and internally converts everything to a common base. So whether you enter 70 kg or 154 lb, the resulting calculation is identical. There's no "metric mode" — both work side by side.
Quick conversion reference
If you need to convert mentally before pasting into Unit Converter:
- Kilograms ↔ pounds: 1 kg ≈ 2.2 lb
- Centimeters ↔ inches: 1 in = 2.54 cm exactly
- Meters ↔ feet: 1 m ≈ 3.28 ft
- Liters ↔ US gallons: 1 gal ≈ 3.79 L
Use the tool
Runs entirely on your device using open web standards.
Frequently asked questions
Is Unit Converter suitable for professional use?
For quick reference and screening, yes. For binding decisions (medical, legal, financial), Unit Converter's result should be cross-checked with the relevant professional source.
Can I use Unit Converter offline?
Yes — once the page is loaded, it works without an internet connection.
Does Unit Converter store my inputs anywhere?
No. Calculations happen entirely in your browser. Nothing about your inputs is saved or transmitted.
Is Unit Converter accurate?
Yes — it implements the standard, published formula. The numerical output matches what any reputable reference calculator would produce.
Related guides
- Unit Converter: a guide for first-time users
- Five common Unit Converter mistakes (and how to avoid them)
- Unit Converter vs spreadsheets — when to use which
- How professionals use Unit Converter in 2026
- Tip Calculator: metric vs imperial — both work
- Age Calculator: metric vs imperial — both work
Ready to try it?
Open the tool: Unit Converter. Runs entirely on your device using open web standards.
Last reviewed May 2026. File-size limits, portal requirements, and software defaults change over time — always verify with the destination platform before uploading time-sensitive documents. References to third-party services and products are for descriptive purposes only and do not imply any partnership or endorsement.