---
title: "Density Altitude + - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Instant and location accurate Density Altitude calculator/instrument app for iPhone and iPad that also finds relative air density (RAD), altimeter setting, relative humidity, specific humidity (grains"
---

# Density Altitude + — United States
> Density Altitude, Anywhere.

![Density Altitude + App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/2a/81/81/2a818174-b800-9906-2d68-31229e228de1/AppIcon-0-0-1x_U007emarketing-0-7-0-85-220.jpeg/434x0w.png)

**Developer:** [Kristian Ljungkvist](https://apptail.io/developer/kristian-ljungkvist-uhB)
**Category:** Navigation
**Rating:** 4.9/5 (1,006 ratings)
**Price:** Free
**Bundle ID:** com.rateofclimb.Density-Altitude-Barometer
**Store:** Apple App Store
**Country:** United States
**Version:** 2.8 (released 2024-08-09)
**Original Release:** 2015-05-28
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id994402197)
**AppTail Page:** [https://apptail.io/app/density-altitude-eGWd/united-states](https://apptail.io/app/density-altitude-eGWd/united-states)

## Density Altitude + Description
Instant and location accurate Density Altitude calculator/instrument app for iPhone and iPad that also finds relative air density (RAD), altimeter setting, relative humidity, specific humidity (grains/lb) and more. Super useful for pilots, especially in the backcountry. Many other uses for engine tuning, racing, sports, etc.

* Seamlessly integrates weather data, GPS and your phone&#039;s onboard barometer to quickly and accurately calculate your density altitude, altimeter setting, relative air density, and more.

* Takes humidity into account in all calculations, making it more accurate than the typical dry bulb approximation formula used by AWOS/ASOS, etc.

* Works anywhere. Great without cellular connection as well, which makes it all the more useful in the backcountry and far away from ASOS/AWOS stations.

* Location Search: Find atmospheric data (Density Altitude, etc.) at any point on Earth, from anywhere!

Data Sensed and Calculated (all calculated with humidity):

* Density Altitude 
* GPS Altitude
* Temperature
* Altimeter Setting
* Absolute Pressure
* Dew Point
* Relative Humidity
* Specific Humidity (grains/pound)
* Air Density
* Relative Air Density (RAD)
* Dyno Correction

The quickest way to get your Density Altitude! On the iPhone 6/6+ and newer iPads, it will use the built-in barometer and GPS. If you&#039;re in cell range, you don&#039;t need to supply any data. If you&#039;re out of cell range, all you need to supply is the outside air temperature. Designed not to need an internet connection, so it will work anytime and anywhere you need it.

Great tool for pilots, drag racers, engine tuners, golfers, or anyone who needs to conveniently find their Density Altitude, Altimeter Setting, Relative Aid Density (RAD), Specific Humidity or Absolute Pressure.

No ads or in-app purchases.

We love feedback! Email us at densityaltitude@rateofclimb.com

Disclaimer: 
Density Altitude+ uses available third party weather and elevation data to calculate atmospheric measurements, but Rate Of Climb does not guarantee that the original sources (including the National Weather Service, FAA and others) have provided data that is accurate, complete, timely, or properly formatted. Users should always contact official sources for the most accurate and timely updates.

The service is not intended for use in situations in which the failure of the service could lead to death, personal injury, or severe physical or environmental damage. Your use of this application is at your sole risk.

## Density Altitude + Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource122/v4/dc/b0/93/dcb0938d-8be5-c21b-5f6b-246239c6a712/e0cf1b45-2867-43f4-8908-187f27503431_6.5_Instant_DA_3D_phone.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/9b/34/fd/9b34fdfb-4e49-5265-fc4f-8de4860d7682/f6907863-ffea-4158-8c8b-2f61bf02b3c5_Density_Altitude_U002b_Instrument.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource122/v4/ca/86/41/ca8641e3-3c4b-0836-54dd-cb7e47f5626b/10d87077-4be0-4898-8b79-b8b016230aff_6.5_Tool_for_the_Track.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/8a/02/9d/8a029d2d-30e4-eb7d-853b-b86d3b0da345/cd05cd72-d83e-41ec-a53c-148ce72993a2_Density_Altitude_U002b_Search.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/Purple122/v4/12/f9/09/12f90923-1390-cffa-47ec-48cb7d059fda/03f7f61a-48dd-4410-a4e8-2efce62dd801_Density_Altitude_U002b_Backcountry.png/1242x2688.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/Purple112/v4/8b/4e/f9/8b4ef96e-3c6a-503d-f53b-96728d806805/d3a75dd9-cc0a-4ca9-bd39-32e267eb0e38_Density_Altitude_U002b_Hand.png/1242x2688.png)

## Density Altitude + Rating Breakdown in United States
- 5 stars: 898 (89%)
- 4 stars: 84 (8%)
- 3 stars: 14 (1%)
- 2 stars: 4 (0%)
- 1 stars: 6 (1%)

## Density Altitude + Reviews in United States

### ****- "Excellent but wish there was a watch app"
By far the best density altitude app.  I just wish I could get it as an Apple Watch app with complications for my watch face.
-- mattdot, 2024-10-16

### ***** "Great for car racing"
Great for car racing.
-- freqkshow, 2022-12-22

### ***** "Better GPS Accuracy"
This has always been a great App, but depending on location, GPS altitude for me could sometimes be off. With this new App update, 2.6.3, it provides increased satellite accuracy. Every reading for me is now completely accurate, every single time. An excellent App now made better!
-- Koytch, 2022-10-23

### ***-- "GPS elevation"
GPS elevation doesn’t always update on the fly reliably. Example you check at bottom of a hike. Then gain 2,000’ elevation after hike. Check app again. GPS altitude/elevation doesn’t change. Don’t see how it can be accurate given this occurrence
-- ljhgffcv, 2022-10-21

### ***** "Great app I like it!"
I use it to backup my weather station data on my dyno as well as when I’m playing around with my car. 👍
-- Another EFI Tuner, 2022-06-22

### ***** "Long Rang Precision"
Works good. Doesn’t need to be perfect, just give an idea of whats going on.  Good enough to right info on a dope card.
-- oxmaddox, 2021-04-13

### ****- "Make the Location changeable."
It would deserve a five star rating if I could manually change the location.
-- FrankFuss, 2020-12-05

### ***** "Awesome developer!!!"
Ok so the fact that they added stuff for racers when someone asked is awesome! Only thing I would like to see is the barometric pressure. Other than that this app is pretty sweet. I’m a racer BTW
-- jway069, 2020-08-16

### ***** "Outlaw kart 4"
Spot on with my weather station everywhere I go! Granted the weather station was 1500.00 &amp; app was 3.99! This app is a no brainer for any on track race tuner!!
-- kidrocket4, 2020-06-01

### ***** "Great app"
I really like this app. It works pretty good against my kestrel hand held weather station. I would like to see a tab for water grains in the air for the guys using it for drag racing
-- RF219, 2020-05-07

### ***** "N801bz"
Quick and location accurate. A must for Mtn flying.
-- N801bz, 2019-12-25

### **--- "Ok buts needs to be able to add relative humidity for location"
Needs to be able to add relative humidity for current location to make it more accurate. This app is is usually 300-400 feet off compared to other apps since I can adjust humidity for my current location. We use this for drag racing so it’s important to be fairly accurate.
-- Tripzip, 2019-09-07

### ***** "Does what it says"
This app does what it says! That is all I want Friday m an app
-- MCSM180, 2019-07-17

### ***** "Great app"
Fast and accurate flight planning aid
-- lafayetteforge, 2019-07-06

### ***** "Works well"
Wanted something to quickly calculate DA so I could input into my ballistics shooting app. I know this is designed for pilots but I thought it worth the try. Non humid days, works well. High humidity it’s off. I know this app uses dry air formula so not knocking the app. Developer did mention other possible uses tho. 
To be able to manually enter values by turning off an automatic fill button would be  great. 

DA is becoming a more widely used method on ballistic applications over the previous idea of entering elevation and temperatures. 
Thanks!!
-- Farabaugh, 2018-11-25

### ***** "Simple and Useful"
The simplicity of the app makes it practical to use. Awesome!
-- DaveMan1, 2018-07-04

### ***** "Awesome"
It always works. Great racing tool
-- Gaius Cornelius, 2018-05-04

### *---- "No way to set altitude"
Pointless for planning purposes. Only uses GPS altitude without method to enter manual altitude. Ridiculous.
-- Pietromarx, 2018-03-23

### ***** "Useful"
Simple and useful. 

A widget would be great!
-- Raymond Gross, 2018-02-04

### ****- "Super useful app,  but!!!!"
Really good app but need to add celcius option please!!!!!!
-- Daniel_Romero_RW, 2015-08-09

[View all Density Altitude + reviews and detailed analytics on AppTail](https://apptail.io/account/signup?utm_campaign=ai-crawl&amp;utm_content=reviews)


## Density Altitude + Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Top Paid | United Arab Emirates | Navigation | #8 |
| Top Paid | South Africa | Navigation | #23 |
| Top Paid | United States | Navigation | #32 |
| Top Paid | Pakistan | Navigation | #43 |
| Top Paid | Dominican Republic | Navigation | #45 |
| Top Grossing | United Arab Emirates | Navigation | #56 |
| Top Paid | Colombia | Navigation | #77 |
| Top Paid | New Zealand | Navigation | #84 |
| Top Paid | United Arab Emirates | Overall | #85 |
| Top Paid | Chile | Navigation | #88 |
| Top Paid | Australia | Navigation | #90 |
| Top Paid | Philippines | Navigation | #98 |
| Top Paid | Vietnam | Navigation | #116 |
| Top Paid | Canada | Navigation | #119 |
| Top Paid | Peru | Navigation | #127 |
| Top Paid | Mexico | Navigation | #144 |
| Top Paid | Argentina | Navigation | #160 |
| Top Paid | Thailand | Navigation | #186 |
| Top Paid | Malaysia | Navigation | #187 |
| Top Paid | United Kingdom | Navigation | #190 |
| Top Paid | Indonesia | Navigation | #195 |
| Top Paid | India | Navigation | #196 |
| Top Paid | Brazil | Navigation | #203 |
| Top Paid | Saudi Arabia | Navigation | #209 |
| Top Paid | Taiwan | Navigation | #224 |
| Top Paid | Israel | Navigation | #247 |
| Top Paid | Japan | Navigation | #260 |
| Top Paid | South Korea | Navigation | #323 |
| Top Paid | Singapore | Navigation | #338 |
| Top Paid | China | Navigation | #395 |

## Density Altitude + Discovered Keywords
- density altitude

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## Density Altitude + Available In
- [United States](https://apptail.io/app/density-altitude-eGWd/united-states)
- [Australia](https://apptail.io/app/density-altitude-eGWd/australia)
- [Canada](https://apptail.io/app/density-altitude-eGWd/canada)
- [South Africa](https://apptail.io/app/density-altitude-eGWd/south-africa)
- [United Kingdom](https://apptail.io/app/density-altitude-eGWd/united-kingdom)
- [New Zealand](https://apptail.io/app/density-altitude-eGWd/new-zealand)
- [Brazil](https://apptail.io/app/density-altitude-eGWd/brazil)
- [Colombia](https://apptail.io/app/density-altitude-eGWd/colombia)
- [Mexico](https://apptail.io/app/density-altitude-eGWd/mexico)
- [Chile](https://apptail.io/app/density-altitude-eGWd/chile)
- [Dominican Republic](https://apptail.io/app/density-altitude-eGWd/dominican-republic)
- [Singapore](https://apptail.io/app/density-altitude-eGWd/singapore)
- [Qatar](https://apptail.io/app/density-altitude-eGWd/qatar)
- [Pakistan](https://apptail.io/app/density-altitude-eGWd/pakistan)
- [Israel](https://apptail.io/app/density-altitude-eGWd/israel)
- [Argentina](https://apptail.io/app/density-altitude-eGWd/argentina)
- [Sri Lanka](https://apptail.io/app/density-altitude-eGWd/sri-lanka)
- [Madagascar](https://apptail.io/app/density-altitude-eGWd/madagascar)
- [Malaysia](https://apptail.io/app/density-altitude-eGWd/malaysia)
- [Nigeria](https://apptail.io/app/density-altitude-eGWd/nigeria)
- [Nepal](https://apptail.io/app/density-altitude-eGWd/nepal)
- [Peru](https://apptail.io/app/density-altitude-eGWd/peru)
- [Philippines](https://apptail.io/app/density-altitude-eGWd/philippines)
- [Paraguay](https://apptail.io/app/density-altitude-eGWd/paraguay)
- [Saudi Arabia](https://apptail.io/app/density-altitude-eGWd/saudi-arabia)
- [Thailand](https://apptail.io/app/density-altitude-eGWd/thailand)
- [Taiwan](https://apptail.io/app/density-altitude-eGWd/taiwan)
- [Uzbekistan](https://apptail.io/app/density-altitude-eGWd/uzbekistan)
- [Vietnam](https://apptail.io/app/density-altitude-eGWd/vietnam)
- [Kuwait](https://apptail.io/app/density-altitude-eGWd/kuwait)
- [Armenia](https://apptail.io/app/density-altitude-eGWd/armenia)
- [Azerbaijan](https://apptail.io/app/density-altitude-eGWd/azerbaijan)
- [Bahrain](https://apptail.io/app/density-altitude-eGWd/bahrain)
- [Brunei](https://apptail.io/app/density-altitude-eGWd/brunei)
- [China](https://apptail.io/app/density-altitude-eGWd/china)
- [Algeria](https://apptail.io/app/density-altitude-eGWd/algeria)
- [Ecuador](https://apptail.io/app/density-altitude-eGWd/ecuador)
- [Egypt](https://apptail.io/app/density-altitude-eGWd/egypt)
- [Indonesia](https://apptail.io/app/density-altitude-eGWd/indonesia)
- [India](https://apptail.io/app/density-altitude-eGWd/india)
- [Japan](https://apptail.io/app/density-altitude-eGWd/japan)
- [South Korea](https://apptail.io/app/density-altitude-eGWd/south-korea)
- [United Arab Emirates](https://apptail.io/app/density-altitude-eGWd/united-arab-emirates)
- [Kazakhstan](https://apptail.io/app/density-altitude-eGWd/kazakhstan)
- [Lebanon](https://apptail.io/app/density-altitude-eGWd/lebanon)

---

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