---
title: "Count converter — every unit"
description: "Convert between every count unit: item and more. Tables, exact formulas and a calculator."
url: https://atoneplace.net/convert/count/
site: "At One Place"
---

# Count conversions

Every count unit on the site, and every conversion between them. Each page shows a full table, the exact formula and a live calculator.

## All count units

*Every count unit and its size relative to the base unit.*

| Unit | Symbol | In item |
| --- | --- | --- |
| item |  | 1 |

## Common conversions

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)