# PP+ Series vs Magnetic Induction

The clearest difference is update cadence: PP+ Series at every 29 months against Magnetic Induction's every 60 months. Magnetic Induction's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

PP+ Series costs $1.99 and Magnetic Induction $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PP+ Series ships an update every 29 months, Magnetic Induction every 60 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PP+ Series | Magnetic Induction |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 29 months** | Every 60 months |
| Size | 118 MB | 238 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Polyhedron Learning Media, Inc.](https://appshunter.io/developer/458882328) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### PP+ Series

[App page](https://appshunter.io/ios/app/pp-plus-series-parallel-circuits/id599293156)

**Features:** macOS Compatibility

**In-app purchases:** none


### Magnetic Induction

[App page](https://appshunter.io/ios/app/magnetic-induction-edutech-era/id1548253576)

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

**In-app purchases:** none


## Frequently asked questions

### Is PP+ Series free?

PP+ Series costs $1.99, with no in-app purchases.

### Is Magnetic Induction free?

Magnetic Induction costs $1.99, with no in-app purchases.

### Do PP+ Series or Magnetic Induction have ads?

Neither PP+ Series nor Magnetic Induction shows ads.

### Which is updated more often, PP+ Series or Magnetic Induction?

PP+ Series ships an update every 29 months, and Magnetic Induction every 60 months. Most recently, PP+ Series was updated on November 1, 2026 and Magnetic Induction 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.*