# Magnetic Field Calc + vs Electronic Circuits Calc Pro

The clearest difference is update cadence: Electronic Circuits Calc Pro at every 2 months against Magnetic Field Calc +'s every 27 months. Magnetic Field Calc +'s advantage is price ($2.99 vs $4.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Magnetic Field Calc + costs $2.99 and Electronic Circuits Calc Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Magnetic Field Calc + ships an update every 27 months, Electronic Circuits Calc Pro every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Magnetic Field Calc + | Electronic Circuits Calc Pro |
| --- | --- | --- |
| Price | **$2.99** | $4.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/magnetic-field-calc-plus/id1423005752/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 1 MB | 19 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Magnetic Field Calc +

[App page](https://appshunter.io/ios/app/magnetic-field-calc-plus/id1423005752)

Calculate magnetic fields from electric currents with four distinct modes. Solve for any variable, visualize with interactive diagrams, and utilize flexible unit support. Works offline for convenience.

**Highlights:** Four calculation modes (Straight Wire, Loop, Solenoid, Toroid), Solve for any variable (field, current, distance, etc.), Interactive 2D diagrams, Flexible unit support (A, mA, m, cm, mm, T, µT, Gauss), Built-in reference sheet, Save and copy calculations, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Electronic Circuits Calc Pro

[App page](https://appshunter.io/ios/app/electronic-circuits-calc-pro/id1658493129)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Magnetic Field Calc + free?

Magnetic Field Calc + costs $2.99, with no in-app purchases.

### Is Electronic Circuits Calc Pro free?

Electronic Circuits Calc Pro costs $4.99, with no in-app purchases.

### Do Magnetic Field Calc + or Electronic Circuits Calc Pro have ads?

Neither Magnetic Field Calc + nor Electronic Circuits Calc Pro shows ads.

### Which is updated more often, Magnetic Field Calc + or Electronic Circuits Calc Pro?

Magnetic Field Calc + ships an update every 27 months, and Electronic Circuits Calc Pro every 2 months. Most recently, Magnetic Field Calc + was updated on November 2, 2026 and Electronic Circuits Calc Pro on November 3, 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.*