AAOS Code vs SRS Outcomes & Benchmarking
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AAOS Code
This medical reference app provides orthopaedic CPT codes, ICD-10 codes, and RVUs for quick access on mobile devices. It allows users to search by code or body site, email patient information with codes, calculate Work RVUs, and save favorite codes.
- Orthopaedic CPT codes
- ICD-10 codes
- RVU calculations
- Search by code and body site
- Email patient information
- Favorite code tracking
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Published by the American Academy of Orthopaedic Surgeons®, Code X Lite (X-Lite) is Code X's built-in companion for immediate, on the go coding. The robust application offers a full range of orthopaedic CPT codes, ICD-10 codes and RVUs. The application allows you to search by code and body site, e-mail patient information with the applicable code, calculate Work RVUs, and track your favorite codes. For AAOS Code-X Web Subscribers please login to your cloud based Code-X account at https://codex.aaos.org. Then click on your initials, followed by your name to get your credentials to login to Code-X Lite. If you are not an AAOS Code-X Web Subscriber you will not have access to this application.
SRS Outcomes & Benchmarking
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The SRS Outcomes & Benchmarking app is an SRS member-only application designed to act as a database focused on deformity-related surgeries and associated complications. Data collected through the app will enhance understanding and improve the quality of care for spinal deformities such as scoliosis, kyphosis, and spondylolisthesis.
Screenshots
Verdict
The clearest difference is update cadence: AAOS Code at every 3 months against SRS Outcomes & Benchmarking's every 9 months. On price, ads, in-app purchases and device support 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.
AAOS Code ships an update every 3 months, SRS Outcomes & Benchmarking every 9 months. Both last shipped on November 3, 2026.
| Parameter | AAOS Code | SRS Outcomes & Benchmarking |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 150 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Computer Architechs International Corporation | Scoliosis Research Society App |
In-app purchases
AAOS Code
No in-app purchases
SRS Outcomes & Benchmarking
No in-app purchases
Questions
Is AAOS Code free?
Is SRS Outcomes & Benchmarking free?
Do AAOS Code or SRS Outcomes & Benchmarking have ads?
Which is updated more often, AAOS Code or SRS Outcomes & Benchmarking?
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