# OrthoMaster vs Kaps

The clearest difference is update cadence: Kaps at every 9 days against OrthoMaster's every 6 weeks. 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.

OrthoMaster ships an update every 6 weeks, Kaps every 9 days. The most recent releases landed on September 8, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | OrthoMaster | Kaps |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Size | 61 MB | 3 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [OrthoMaster](https://appshunter.io/developer/1643479839) | [Baptiste Duprat](https://appshunter.io/developer/1882984043) |

## What reviewers say

### OrthoMaster

[App page](https://appshunter.io/ios/app/orthomaster/id1644851864)

**Features:** Apple Wallet

**In-app purchases:** none


### Kaps

[App page](https://appshunter.io/ios/app/kaps/id6760178381)

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

**In-app purchases:** none


## Frequently asked questions

### Is OrthoMaster free?

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

### Is Kaps free?

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

### Do OrthoMaster or Kaps have ads?

Neither OrthoMaster nor Kaps shows ads.

### Which is updated more often, OrthoMaster or Kaps?

OrthoMaster ships an update every 6 weeks, and Kaps every 9 days. Most recently, OrthoMaster was updated on September 8, 2026 and Kaps on October 3, 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.*