# Emissions Plus

> Emissions Plus (iPhone/iPad app by Jeff Barnes Web Design, Inc..)

- Source: https://appshunter.io/ios/app/emissions-plus/id878283889 (this page in markdown: same URL + `.md`)
- Developer: [Jeff Barnes Web Design, Inc.](https://appshunter.io/developer/878283892)
- Category: Business, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 8.0 · 4 MB
- Languages: American English
- Released: 2014-05-18
- Data updated: 2026-06-08
- User reviews in markdown: https://appshunter.io/ios/app/emissions-plus/id878283889/reviews.md

## What is Emissions Plus?

Emissions+ is the FREE emissions conversion app from John Zink Hamworthy Combustion, a global leader in emissions control and clean-air systems.
Emissions+ lets you convert emissions, liberation or pressure, and has more than 800 other conversions available.
Emissions Source Units:
•pound/MMBTU
•ppm(vd)
•milligram/normal meter3
•nanogram/joule
•milligram/megajoule
•gram/gigajoule
Conversion Categories:
•Angle
•Angular Acceleration
•Angular Speed
•Area
•Calorie
•Density
•Dynamic Viscosity
•Energy/Work
•Fluid Volume
•Force
•Kinematic Viscosity
•Length
•Liberation
•Linear Acceleration
•Linear Speed
•Mass Flow Rate
•Pressure
•Temperature
•Time
•Torque
•Volume
•Volume Flow Rate
•Weight/Mass


## Version history (last 3 releases)

### 1.1.2 — 2018-01-06

This app has been updated by Apple to display the Apple Watch app icon.

Disclaimer update

### 1.1 — 2017-08-09

App improvements for future versions of iOS

### 1.0 — 2014-05-17

No release notes.

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All apps by Jeff Barnes Web Design, Inc.: https://appshunter.io/developer/878283892

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-08.*