# OsteoMaster vs MSKC

The clearest difference is price: MSKC at Free against OsteoMaster's $24.99. OsteoMaster's advantage is update cadence (weekly vs monthly) and iOS requirement (8.0 vs 26.2). On ads, in-app purchases and device support there is nothing between them.

MSKC is free to download; OsteoMaster costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OsteoMaster ships an update weekly, MSKC monthly. The most recent releases landed on September 21, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | OsteoMaster | MSKC |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Positive reviews | 5.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Paid | — |
| Size | 24 MB | 7 MB |
| Requires iOS | **8.0** | 26.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chu An Luo](https://appshunter.io/developer/1257642394) | [Aravind Ravichandran](https://appshunter.io/developer/1873728612) |

## What reviewers say

### OsteoMaster

[App page](https://appshunter.io/ios/app/osteomaster/id1257642395)

This medical app assists surgeons with preoperative planning for bone osteotomy procedures. It allows users to input bone images and calculate various measurements, angles, and corrections needed for surgery. The tool simulates correction results, aiding in precise surgical planning.

**Highlights:** Measure bone angles, Calculate preoperative weight-bearing line, Automate correction calculations, Plan with wedge or cut options, Simulate correction results

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

**In-app purchases:** none


### MSKC

[App page](https://appshunter.io/ios/app/mskc/id6760404010)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OsteoMaster free?

OsteoMaster costs $24.99, with no in-app purchases.

### Is MSKC free?

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

### Do OsteoMaster or MSKC have ads?

Neither OsteoMaster nor MSKC shows ads.

### Which is updated more often, OsteoMaster or MSKC?

OsteoMaster ships an update weekly, and MSKC monthly. Most recently, OsteoMaster was updated on September 21, 2026 and MSKC on September 13, 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.*