# GCSE Simulator vs Decipher Physics

The clearest difference is update cadence: GCSE Simulator at every 5 days against Decipher Physics's monthly. Decipher Physics's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GCSE Simulator ships an update every 5 days, Decipher Physics monthly. The most recent releases landed on October 4, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | GCSE Simulator | Decipher Physics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Size | 114 MB | 48 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YARKEY LIMITED](https://appshunter.io/developer/1783331003) | [Alexander Lione](https://appshunter.io/developer/1843340454) |

## What reviewers say

### GCSE Simulator

[App page](https://appshunter.io/ios/app/gcse-simulator-a-level/id6738993063)

**Features:** macOS Compatibility

**In-app purchases:** none


### Decipher Physics

[App page](https://appshunter.io/ios/app/decipher-physics/id6754386558)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GCSE Simulator free?

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

### Is Decipher Physics free?

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

### Do GCSE Simulator or Decipher Physics have ads?

Neither GCSE Simulator nor Decipher Physics shows ads.

### Which is updated more often, GCSE Simulator or Decipher Physics?

GCSE Simulator ships an update every 5 days, and Decipher Physics monthly. Most recently, GCSE Simulator was updated on October 4, 2026 and Decipher Physics on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*