# MaxwellsDemon vs PIDSimLab

The clearest difference is iOS requirement: MaxwellsDemon at 14.4 against PIDSimLab's 17.6. On price, ads, in-app purchases and device support there is nothing between them.

MaxwellsDemon costs $0.99 and PIDSimLab $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | MaxwellsDemon | PIDSimLab |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | — |
| Size | 1 MB | 15 MB |
| Requires iOS | **14.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takao Akatsu](https://appshunter.io/developer/1530946331) | [BZP DESTEK SISTEMLERI TEKNOLOJI ARGE SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1864169848) |

## What reviewers say

### MaxwellsDemon

[App page](https://appshunter.io/ios/app/maxwellsdemon/id1612817641)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### PIDSimLab

[App page](https://appshunter.io/ios/app/pidsimlab/id6757006987)

**In-app purchases:** none


## Frequently asked questions

### Is MaxwellsDemon free?

MaxwellsDemon costs $0.99, with no in-app purchases.

### Is PIDSimLab free?

PIDSimLab costs $0.99, with no in-app purchases.

### Do MaxwellsDemon or PIDSimLab have ads?

Neither MaxwellsDemon nor PIDSimLab shows ads.

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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.*