# Session vs Physics Playground App

The clearest difference is in-app purchases: Physics Playground App at none against Session's 3. Physics Playground App also leads on iOS requirement (18 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Session sells 3 in-app purchases, starting at $4.99 per month. Physics Playground App asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Session | Physics Playground App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/physics-playground-app/id6773154302/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 11 MB | 29 MB |
| Requires iOS | 26.0 | **18** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Gavrilov](https://appshunter.io/developer/1876880901) | [AJA Digital LLC](https://appshunter.io/developer/1329243304) |

## What reviewers say

### Session

[App page](https://appshunter.io/ios/app/session-100-hour-skill-method/id6759194130)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skill Kit Pro — Monthly | $4.99 | per month |
| Skill Kit Pro — Quaterly | $9.99 | per 3 months |
| Skill Kit Pro — Yearly | $19.99 | per year |


### Physics Playground App

[App page](https://appshunter.io/ios/app/physics-playground-app/id6773154302)

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

**In-app purchases:** none


## Frequently asked questions

### Is Session free?

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

### Is Physics Playground App free?

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

### Do Session or Physics Playground App have ads?

Neither Session nor Physics Playground App shows ads.

### Which is updated more often, Session or Physics Playground App?

Session ships an update weekly, and Physics Playground App weekly. Most recently, Session was updated on September 30, 2026 and Physics Playground App on October 14, 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.*