# Pic2Mag vs ViscousJoukowski

The clearest difference is device support: Pic2Mag at 3 against ViscousJoukowski's 1. Pic2Mag also leads on iOS requirement (8.0 vs 17.0). On price, 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.

## The numbers

| Metric | Pic2Mag | ViscousJoukowski |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pic2mag/id1514504657/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | — |
| Monetization | Free | — |
| Size | 108 MB | 16 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Michael Snyder](https://appshunter.io/developer/1514504656) | [ManneTroll Solutions](https://appshunter.io/developer/313743954) |

## What reviewers say

### Pic2Mag

[App page](https://appshunter.io/ios/app/pic2mag/id1514504657)

Visualize magnetic and electric fields by drawing magnets or charges. This educational tool helps students understand physics concepts by displaying field lines and voltage potentials. It offers a free, ad-free learning experience for iOS devices.

**Highlights:** Draw magnets to visualize magnetic fields, Draw charges to visualize electric fields, Magnetostatic and Electrostatic modes, Field line and voltage potential plotting, Caches results for faster processing, Ad-free learning experience

**Features:** macOS Compatibility

**In-app purchases:** none


### ViscousJoukowski

[App page](https://appshunter.io/ios/app/viscousjoukowski/id6806776003)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pic2Mag free?

Pic2Mag is free to download, with no in-app purchases.

### Is ViscousJoukowski free?

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

### Do Pic2Mag or ViscousJoukowski have ads?

Neither Pic2Mag nor ViscousJoukowski 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.*