# Regal Prosthesis vs Coggno

The clearest difference is update cadence: Coggno at every 6 weeks against Regal Prosthesis's every 4 months. Regal Prosthesis's advantage is iOS requirement (11.0 vs 14.0). 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.

Regal Prosthesis ships an update every 4 months, Coggno every 6 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Regal Prosthesis | Coggno |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Size | 25 MB | 4 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Techland Computer Systems Limited](https://appshunter.io/developer/1218181620) | [Coggno Inc.](https://appshunter.io/developer/1123633956) |

## What reviewers say

### Regal Prosthesis

[App page](https://appshunter.io/ios/app/regal-prosthesis/id1560920798)

**Features:** macOS Compatibility

**In-app purchases:** none


### Coggno

[App page](https://appshunter.io/ios/app/coggno/id6738991690)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Regal Prosthesis free?

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

### Is Coggno free?

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

### Do Regal Prosthesis or Coggno have ads?

Neither Regal Prosthesis nor Coggno shows ads.

### Which is updated more often, Regal Prosthesis or Coggno?

Regal Prosthesis ships an update every 4 months, and Coggno every 6 weeks. Most recently, Regal Prosthesis was updated on November 7, 2026 and Coggno on October 30, 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.*