# Realtime Gym vs OpenShape3D

The clearest difference is update cadence: Realtime Gym at every 5 days against OpenShape3D's every 3 weeks. Realtime Gym also leads on iOS requirement (14.0 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.

Realtime Gym ships an update every 5 days, OpenShape3D every 3 weeks. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Realtime Gym | OpenShape3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/openshape3d/id6792536439/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | — | Free |
| Size | 59 MB | 51 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Rs Solutions](https://appshunter.io/developer/1077201552) | [Laan Labs](https://appshunter.io/developer/310916919) |

## What reviewers say

### Realtime Gym

[App page](https://appshunter.io/ios/app/realtime-gym/id6503645564)

**Features:** macOS Compatibility

**In-app purchases:** none


### OpenShape3D

[App page](https://appshunter.io/ios/app/openshape3d/id6792536439)

Create precise 3D models directly on your mobile device using intuitive touch controls. This app offers robust sketching tools, advanced solid modeling operations, and various viewing modes, all powered by a professional-grade geometry kernel.

**Highlights:** Direct-modeling CAD for touch, Professional-grade B-rep kernel, Advanced 2D sketching with constraints, Extrude, revolve, sweep, and loft operations, Live preview for fillets and chamfers, Import/export STL, OBJ, DXF, and more, AR preview with Quick Look

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Realtime Gym free?

Realtime Gym is free to download, with no in-app purchases.

### Is OpenShape3D free?

OpenShape3D is free to download, with no in-app purchases.

### Do Realtime Gym or OpenShape3D have ads?

Neither Realtime Gym nor OpenShape3D shows ads.

### Which is updated more often, Realtime Gym or OpenShape3D?

Realtime Gym ships an update every 5 days, and OpenShape3D every 3 weeks. Most recently, Realtime Gym was updated on October 7, 2026 and OpenShape3D on October 25, 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.*