OSET vs RI.HIP MODELER
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OSET
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The Orthopaedic Summit continues to be the premier gathering of Total Joint (Knee, Hip, Shoulder), Foot & Ankle, Sports Medicine, Arthroscopic, Spine and Trauma Surgeons, Physician Assistants, Nurse Practitioners, Athletic Trainers, Physical and Occupational Therapists from across the globe.
RI.HIP MODELER
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.
- Total Hip Arthroplasty planning
- Acetabular cup rotational selection
- Spinopelvic mobility analysis
- Patient-specific pelvic tilt determination
- Simulation database integration
- Impingement reduction recommendations
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RI.HIP is a non-invasive standalone Total Hip Arthroplasty (THA) planning software application designed to provide preoperative planning for hip implant acetabular cup rotational selection and placement. RI.HIP allows surgeons to visualize and perform analysis of digital images for assessment of spinopelvic mobility of the patient. The app is used to characterise patient conditions, manage patient performance expectations, and help surgeons determine acetabular cup placement based on spinopelvic mobility. RI.HIP uses imported lateral sitting/standing X-rays to determine patient specific pelvic tilt. In addition to pelvic tilt, the algorithm considers typical patient activities and implants to enable a placement that is individually suited to the patient. The application accesses a simulation database which has been generated by the LifeMOD simulation platform. Hip kinematics and distance to impingement are calculated for each activity, given a set of implant specifications. The software provides a baseline cup orientation recommendation intended to reduce incidences of impingement based on patient condition and implant specifications. The surgeon is reminded to verify and adjust the parameters based on their clinical judgment. RI.HIP can be used preoperatively to plan implant placement using standing and sitting X-rays. Certain physiological characteristics may not be seen on a preoperative X-ray but may be observed in the OR. The surgeon can change the plan intraoperatively upon viewing the hip joint characteristics.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 September 8, 2026 and June 1, 2026 respectively.
| Parameter | OSET | RI.HIP MODELER |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Weekly — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 12.0 — better | 17 |
| Further details — not scored | ||
| Size | 40 MB | 190 MB |
| Age rating | 4+ | 17+ |
| Developer | Matthew Stellwagen | Smith & Nephew |
In-app purchases
OSET
No in-app purchases
RI.HIP MODELER
No in-app purchases









