# Pneumatics vs Let's Fix That

The clearest difference is iOS requirement: Let's Fix That at 14.0.0 against Pneumatics's 17.0. 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.

Pneumatics ships an update monthly, Let's Fix That every 3 weeks. The most recent releases landed on June 5, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Pneumatics | Let's Fix That |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 4 MB | 64 MB |
| Requires iOS | 17.0 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Amnaj Sriwilai](https://appshunter.io/developer/1241468165) | [Eugene Hyden](https://appshunter.io/developer/1824018188) |

## What reviewers say

### Pneumatics

[App page](https://appshunter.io/ios/app/pneumatics/id1241653182)

This app offers essential calculation tools for pneumatic systems, aiding in automation system design and equipment selection. It helps users determine cylinder force, speed, air consumption, and estimate costs, streamlining work with pneumatic components.

**Highlights:** Cylinder force calculation, Force requirement estimation, Cylinder speed calculation, Air consumption calculation, Shock absorber analysis, Pressure and flow rate conversion, Hose diameter and piston rod diameter definition

**In-app purchases:** none


### Let's Fix That

[App page](https://appshunter.io/ios/app/lets-fix-that/id6748039213)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pneumatics free?

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

### Is Let's Fix That free?

Let's Fix That is free to download, with no in-app purchases.

### Do Pneumatics or Let's Fix That have ads?

Neither Pneumatics nor Let's Fix That shows ads.

### Which is updated more often, Pneumatics or Let's Fix That?

Pneumatics ships an update monthly, and Let's Fix That every 3 weeks. Most recently, Pneumatics was updated on June 5, 2026 and Let's Fix That on May 17, 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.*