# S Square Plus vs Perfection in Physics

The clearest difference is iOS requirement: S Square Plus at 13.0 against Perfection in Physics's 15. 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | S Square Plus | Perfection in Physics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 65 MB | 62 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [mustafa galal](https://appshunter.io/developer/1608228505) | [Omar Ibrahim](https://appshunter.io/developer/1575706178) |

## What reviewers say

### S Square Plus

[App page](https://appshunter.io/ios/app/s-square-plus/id1636308161)

**Features:** macOS Compatibility

**In-app purchases:** none


### Perfection in Physics

[App page](https://appshunter.io/ios/app/perfection-in-physics/id6748640785)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is S Square Plus free?

S Square Plus is free to download, with no in-app purchases.

### Is Perfection in Physics free?

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

### Do S Square Plus or Perfection in Physics have ads?

Neither S Square Plus nor Perfection in Physics shows ads.

### Which is updated more often, S Square Plus or Perfection in Physics?

S Square Plus ships an update every 3 weeks, and Perfection in Physics every 3 weeks. Most recently, S Square Plus was updated on November 12, 2026 and Perfection in Physics on November 8, 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.*