# RAD Calc — Relative Air Density Calc

> Relative Air Density Calc (iPhone/iPad app by Kevin hartin.)

- Source: https://appshunter.io/ios/app/rad-calc/id1489660521 (this page in markdown: same URL + `.md`)
- Developer: [Kevin hartin](https://appshunter.io/developer/1489660520)
- Category: Utilities, Weather
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 6 MB
- Languages: English
- Released: 2021-05-23
- Data updated: 2026-05-14
- User reviews in markdown: https://appshunter.io/ios/app/rad-calc/id1489660521/reviews.md

## What is RAD Calc?

This is a tool to assist in required jetting changes when Atmospheric conditions change.  Input Temperature, Barometric Pressure and Humidity along with your jetting to Calculate the Relative Air Density and compare with saved settings to suggest changes to jetting.


## Version history (last 1 release)

### 1.0 — 2021-05-23

No release notes.

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All apps by Kevin hartin: https://appshunter.io/developer/1489660520

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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 2026-05-14.*