Instrumentor vs STS Risk Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Instrumentor
This platform enables surgeons and medical professionals to manage and collaborate on surgical cases. It offers effortless video management and seamless connection with a professional network for feedback and insights.
- HIPAA-compliant collaboration
- Effortless case video management
- Access and search surgical cases
- Seamless professional network connection
- Share cases and provide feedback
- Virtual voice assistant integration
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Instrumentor is a HIPAA-compliant collaboration platform designed exclusively for surgeons and medical proceduralists. Elevate your surgical experience and unlock a world of possibilities with our powerful app. - Effortless Case Video Management: Access, search, and manage all your surgical/medical procedure cases with ease. Whether captured through MediX, our virtual voice assistant or uploaded from various sources, Instrumentor keeps your cases organized and at your fingertips. - Seamless Collaboration: Connect with your professional network like never before. Share cases, collaborate with colleagues, provide valuable feedback, and seek insights, all within the app. Join the surgical revolution and experience the future of collaboration. Download Instrumentor now and take your surgical practice to new heights. Your journey to excellence begins here.
STS Risk Calc
This tool assists cardiothoracic surgery teams in evaluating patient surgical risk. It utilizes current data from a national database to provide accurate risk assessments.
- Surgical risk assessment
- Utilizes STS National Database data
- For cardiothoracic surgery teams
- Free to use
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The STS risk calculators use the latest data from the STS National Database to help cardiothoracic surgery teams assess surgical risk.
Screenshots
Verdict
The clearest difference is update cadence: Instrumentor at every 3 days against STS Risk Calc's every 16 months. Instrumentor also leads on iOS requirement (13.0 vs 15.1). On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 5.0 for Instrumentor against 5.0 for STS Risk Calc. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Instrumentor ships an update every 3 days, STS Risk Calc every 16 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Instrumentor | STS Risk Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 days — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 21 MB | 35 MB |
| Age rating | 17+ | 17+ |
| Developer | Instrumentor Solutions Inc. | The Society of Thoracic Surgeons |
In-app purchases
Instrumentor
No in-app purchases
STS Risk Calc
No in-app purchases
Questions
Is Instrumentor free?
Is STS Risk Calc free?
Which has better reviews, Instrumentor or STS Risk Calc?
Do Instrumentor or STS Risk Calc have ads?
Which is updated more often, Instrumentor or STS Risk Calc?
Other comparisons
