# Great Shape vs Optimal Go

The clearest difference is update cadence: Optimal Go at every 2 weeks against Great Shape's every 3 months. Great Shape's advantage is iOS requirement (12.0 vs 15.0). 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.

Great Shape ships an update every 3 months, Optimal Go every 2 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | Great Shape | Optimal Go |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 39 MB | 43 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Physical Technologies LTD](https://appshunter.io/developer/822656926) | [Optimal Platform LTD](https://appshunter.io/developer/1870340492) |

## What reviewers say

### Great Shape

[App page](https://appshunter.io/ios/app/great-shape/id994633240)

**Features:** macOS Compatibility

**In-app purchases:** none


### Optimal Go

[App page](https://appshunter.io/ios/app/optimal-go/id6758020760)

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

**In-app purchases:** none


## Frequently asked questions

### Is Great Shape free?

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

### Is Optimal Go free?

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

### Do Great Shape or Optimal Go have ads?

Neither Great Shape nor Optimal Go shows ads.

### Which is updated more often, Great Shape or Optimal Go?

Great Shape ships an update every 3 months, and Optimal Go every 2 weeks. Most recently, Great Shape was updated on October 2, 2026 and Optimal Go on October 2, 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.*