# OSET vs RI.HIP MODELER

The clearest difference is update cadence: OSET at weekly against RI.HIP MODELER's every 9 months. OSET also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OSET ships an update weekly, RI.HIP MODELER every 9 months. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | OSET | RI.HIP MODELER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rihip-modeler/id1545374190/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 months |
| Monetization | — | Free |
| Size | 40 MB | 190 MB |
| Requires iOS | **12.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 17+ |
| Developer | [Matthew Stellwagen](https://appshunter.io/developer/1097454298) | [Smith & Nephew](https://appshunter.io/developer/549124657) |

## What reviewers say

### OSET

[App page](https://appshunter.io/ios/app/oset/id1474373267)

**Features:** macOS Compatibility

**In-app purchases:** none


### RI.HIP MODELER

[App page](https://appshunter.io/ios/app/rihip-modeler/id1545374190)

This medical application assists surgeons in planning total hip arthroplasty by visualizing patient images and analyzing spinopelvic mobility. It helps determine optimal acetabular cup placement based on patient-specific data and implant specifications, aiming to reduce impingement.

**Highlights:** Total Hip Arthroplasty planning, Acetabular cup rotational selection, Spinopelvic mobility analysis, Patient-specific pelvic tilt determination, Simulation database integration, Impingement reduction recommendations

**In-app purchases:** none


## Frequently asked questions

### Is OSET free?

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

### Is RI.HIP MODELER free?

RI.HIP MODELER is free to download, with no in-app purchases.

### Do OSET or RI.HIP MODELER have ads?

Neither OSET nor RI.HIP MODELER shows ads.

### Which is updated more often, OSET or RI.HIP MODELER?

OSET ships an update weekly, and RI.HIP MODELER every 9 months. Most recently, OSET was updated on October 10, 2026 and RI.HIP MODELER on October 12, 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.*