# Compressed Air Calc by ALMiG vs LS2a Tracker

The clearest difference is iOS requirement: Compressed Air Calc by ALMiG at 11.0 against LS2a Tracker's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Compressed Air Calc by ALMiG ships an update every 50 months, LS2a Tracker every 36 months. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Compressed Air Calc by ALMiG | LS2a Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/compressed-air-calc-by-almig/id1083092926/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 36 months** |
| Monetization | Free | — |
| Size | 7 MB | 117 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ALMiG Kompressoren GmbH](https://appshunter.io/developer/1083092925) | [Location Solutions](https://appshunter.io/developer/1123424569) |

## What reviewers say

### Compressed Air Calc by ALMiG

[App page](https://appshunter.io/ios/app/compressed-air-calc-by-almig/id1083092926)

This app offers a suite of tools to optimize compressed air stations. It includes unit conversion, pressure drop calculation, condensate development, and receiver sizing. It also helps determine sound pressure levels and leakage quantities.

**Highlights:** Unit converter (pressure, volume, power, flow, energy, temp), Pressure drop calculation, Condensate development calculation, Receiver size calculation, Sound pressure level calculation, Leakage quantity determination

**Features:** macOS Compatibility

**In-app purchases:** none


### LS2a Tracker

[App page](https://appshunter.io/ios/app/ls2a-tracker/id1435003952)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Compressed Air Calc by ALMiG free?

Compressed Air Calc by ALMiG is free to download, with no in-app purchases.

### Is LS2a Tracker free?

LS2a Tracker is free to download, with no in-app purchases.

### Do Compressed Air Calc by ALMiG or LS2a Tracker have ads?

Neither Compressed Air Calc by ALMiG nor LS2a Tracker shows ads.

### Which is updated more often, Compressed Air Calc by ALMiG or LS2a Tracker?

Compressed Air Calc by ALMiG ships an update every 50 months, and LS2a Tracker every 36 months. Most recently, Compressed Air Calc by ALMiG was updated on October 18, 2026 and LS2a Tracker on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*