# Precision Metric - Converter

> Advanced Unit & Batch Convert

Canonical page: [https://chrome-stats.com/d/id6761073914](https://chrome-stats.com/d/id6761073914)

## Overview

- **ID:** `id6761073914`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Eastchester
- **Category:** Utilities
- **Version:** 1.2.2
- **Last updated:** 2026-03-29
- **First published:** 2026-03-25
- **Size:** 45 MB
- **Data as of:** 2026-09-06
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/precision-metric-converter/id6761073914)
- **Privacy policy:** [https://gist.github.com/mattjr102/efc3ddb58564018618dc4f2464856beb](https://gist.github.com/mattjr102/efc3ddb58564018618dc4f2464856beb)

## Description

Convert any unit with precision you can trust.

Precision Metric is a fast, accurate unit converter with 234 units across 30 categories. Every calculation uses NIST-verified conversion factors with up to 50-digit internal precision. No ads. No tracking. Works completely offline.

FEATURES:
• 30 categories: Length, Mass, Temperature, Volume, Time, Area, Speed, Pressure, Energy, Force, Torque, Frequency, and more
• Compound unit input — enter values as 5ft 3in or 2lb 8oz
• Batch convert — convert dozens of values at once and share as CSV
• Significant figures mode with dp/sf toggle
• Conversion audit trail — see the exact factor, source, and math
• Industry quick sheets for Cooking, Construction, Engineering, Science, and Medical
• Real-time conversion as you type
• Pair search — type "miles to km" and go straight to converting
• Save favorite conversion pairs
• Haptic feedback on key actions

FREE TO USE:
• 7 everyday categories with common units
• Up to 4 decimal precision
• 5 saved conversions, 10 history entries
• All features except Pro units and extended precision

UPGRADE TO PRO (one-time purchase):
• All 30 categories and 234 units
• Up to 15 decimal precision and sig figs
• Unlimited saves and history
• Batch conversion and CSV export
• Conversion audit trail with NIST sources
• Pay once, yours forever — no subscriptions

BUILT FOR PROFESSIONALS:
• NIST and SI verified conversion factors
• Arbitrary-precision math — no floating-point errors
• Compound units: feet+inches, pounds+ounces, hours+minutes+seconds
• Temperature: Celsius, Fahrenheit, Kelvin, and Rankine
• Every factor traceable to international reference standards

Works offline. No data collected. No ads. No tracking. Your conversions stay on your device.

## Rankings

- #1,598,902 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6761073914)