# Greatest Common Divisor PRO vs PhysicsBench

The clearest difference is price: PhysicsBench at Free against Greatest Common Divisor PRO's $1.99. PhysicsBench also leads on update cadence (every 4 days vs every 5 weeks). Greatest Common Divisor PRO's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement there is nothing between them.

PhysicsBench is free to download; Greatest Common Divisor PRO costs $1.99 up front. PhysicsBench sells 4 one-off in-app purchases. Greatest Common Divisor PRO asks for nothing beyond the download.

Greatest Common Divisor PRO ships an update every 5 weeks, PhysicsBench every 4 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Greatest Common Divisor PRO | PhysicsBench |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/physicsbench-circuit-puzzle/id6813391010/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 179 MB | 10 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [献慧 陈](https://appshunter.io/developer/1896370005) |

## What reviewers say

### Greatest Common Divisor PRO

[App page](https://appshunter.io/ios/app/greatest-common-divisor-pro/id6802801796)

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

**In-app purchases:** none


### PhysicsBench

[App page](https://appshunter.io/ios/app/physicsbench-circuit-puzzle/id6813391010)

Explore and solve real-world physics puzzles involving circuits, optics, and mechanics. Learn the underlying formulas with detailed explanations and track your progress through various difficulty levels. Features an AR mode for interactive experimentation and offline functionality.

**Highlights:** Real physics simulations, 108 levels across 7 subjects, Principle Card with formulas, Daily experiments and streaks, Augmented Reality (AR) mode, Offline functionality, Level editor and sharing

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intro Answers | $0.99 | one-time |
| Core Answers | $1.99 | one-time |
| Brainer Answers | $2.99 | one-time |
| Pro Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is Greatest Common Divisor PRO free?

Greatest Common Divisor PRO costs $1.99, with no in-app purchases.

### Is PhysicsBench free?

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

### Do Greatest Common Divisor PRO or PhysicsBench have ads?

Neither Greatest Common Divisor PRO nor PhysicsBench shows ads.

### Which is updated more often, Greatest Common Divisor PRO or PhysicsBench?

Greatest Common Divisor PRO ships an update every 5 weeks, and PhysicsBench every 4 days. Most recently, Greatest Common Divisor PRO was updated on November 2, 2026 and PhysicsBench on November 6, 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.*