T.A.C.O vs AAOS Code
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
T.A.C.O
This app enables real-time capture of clinical outcomes for research. It supports multiple studies and centers with HIPAA-compliant data collection and secure storage. The collected results aid in evaluating interventions and advancing clinical science.
- Real-time clinical outcome capture
- HIPAA compliant data collection
- Secure server storage
- Supports multiple studies
- Multi-center capability
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Technology Applied for Capturing Outcomes (T.A.C.O.), a customizable app that allows real-time capture of clinical outcomes. - HIPAA compliant data collection and storage on secure servers - Multiple studies can run simultaneously - Multi-center capability - Results will be used to evaluate interventions aimed to benefit patients and facilitate clinical and scientific advancement
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.
Screenshots
Verdict
The clearest difference is rating: T.A.C.O at 3.0 against AAOS Code's 2.3. T.A.C.O also leads on update cadence (monthly vs every 3 months) and iOS requirement (10.0 vs 12.0). On price, review sentiment, 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.
T.A.C.O holds the better App Store score, 3.0 against 2.3. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews split almost evenly too, at 0% and 0% positive.
T.A.C.O ships an update monthly, AAOS Code every 3 months. The most recent releases landed on September 8, 2026 and July 7, 2026 respectively.
| Parameter | T.A.C.O | AAOS Code |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | 2.3 (3 ratings) |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | 2 | 3 — better |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 26 MB | 148 MB |
| Age rating | 4+ | 4+ |
| Developer | The University of Texas Health Science Center at San Antonio | Computer Architechs International Corporation |
Customer experience
T.A.C.O
AAOS Code
In-app purchases
T.A.C.O
No in-app purchases
AAOS Code
No in-app purchases
