# Flashy vs Physics Playgrounds

The clearest difference is in-app purchases: Physics Playgrounds at none against Flashy's 1. Flashy's advantage is update cadence (every 4 days vs every 4 months) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Flashy sells 1 one-off in-app purchase. Physics Playgrounds asks for nothing beyond the download.

Flashy ships an update every 4 days, Physics Playgrounds every 4 months. The most recent releases landed on September 20, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Flashy | Physics Playgrounds |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 4 months |
| Size | 32 MB | 22 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wing Yan Chu](https://appshunter.io/developer/1727293202) | [KheniTech](https://appshunter.io/developer/1580419338) |

## What reviewers say

### Flashy

[App page](https://appshunter.io/ios/app/flashy-educational-card-game/id6476600247)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flashcard Pro | $0.99 | one-time |


### Physics Playgrounds

[App page](https://appshunter.io/ios/app/physics-playgrounds/id6761057955)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flashy free?

Flashy is free to download, with in-app purchases available.

### Is Physics Playgrounds free?

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

### Do Flashy or Physics Playgrounds have ads?

Neither Flashy nor Physics Playgrounds shows ads.

### Which is updated more often, Flashy or Physics Playgrounds?

Flashy ships an update every 4 days, and Physics Playgrounds every 4 months. Most recently, Flashy was updated on September 20, 2026 and Physics Playgrounds on September 15, 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.*