ABPM Mobile vs Bone Ninja Sensei
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ABPM Mobile
Access your member dashboard, find information on podiatric medicine certifications, and practice for exams. Receive optional notifications about news and events from the American Board of Podiatric Medicine.
- Member dashboard access
- Certification information
- Examination practice questions
- News and event notifications
- Information about ABPM
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The American Board of Podiatric Medicine (ABPM) exists to protect the health and welfare of the public through an ongoing process of evaluation and certification of the competence of podiatrists in the specialty of podiatric orthopedics and primary podiatric medicine by offering podiatric physicians a comprehensive board qualification and certification process. The ABPM App accompanies the website www.podiatryboard.org. It features information about ABPM and examinations, examination practice questions, member dashboard access, and can receive optional notifications from ABPM regarding news and events.
Bone Ninja Sensei
This educational tool, created by orthopedic surgeons, helps medical professionals learn to analyze long bone deformities. It provides tools for drawing, measuring, and simulating osteotomy solutions on provided or uploaded radiographs.
- Analyze long bone deformities
- Radiograph analysis tools
- Simulate osteotomy solutions
- Upload custom radiographs
- Drawing and measuring tools
- Educational case examples
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Bone Ninja is a teaching tool developed by two orthopedic surgeons who specialize in limb deformity correction: Dr. Shawn Standard and Dr. John Herzenberg. It is designed to help surgeons learn to analyze long bone deformities. Bone Ninja comes pre-loaded with radiographs of normal legs and deformed legs. You can analyze the provided cases or upload your own. Once your analysis is complete, you can then use the cut-out tool to try different osteotomy solutions. Suggested solutions for the provided cases are available for comparison. Bone Ninja includes tools for drawing lines, measuring angles, measuring lengths, and calibrating the magnification. The cutting tool allows you to manipulate one or more fragments to simulate correction of single or multilevel deformities. The analysis of the radiographs is based on methodology taught at our annual Baltimore Limb Deformity Course (BLDC), now in its 22nd year (DeformityCourse.com). We developed this app to supplement the BLDC and look forward to feedback from attendees and other users. Bone Ninja is not presented as a clinical tool, but rather an educational tool. It will not “automatically” analyze deformities. The student must first learn the methodology of analyzing and planning deformity correction in order to use Bone Ninja. Bone Ninja is a 21st century mobile alternative to pencil, ruler, goniometer, and paper. Bone Ninja will be periodically updated by adding more case examples, more explanations, and more tools. The name “Bone Ninja” is intentionally whimsical and reflects our philosophy of teaching as “infotainment.” Enjoy! Disclaimer The Bone Ninja App is designed for educational purposes only. The intent is to train physicians how to analyze long bone deformities. The Bone Ninja App is not intended to be used for medical diagnosis or treatment. In view of the possibility of human error or changes in medical science, neither the authors nor the developer warrant that the information contained in this software is accurate or complete and they are not responsible for any errors or omissions or the results obtained from the use of such information. Terms of Use and Privacy Policy: https://www.lifebridgehealth.org/main/terms-of-use-and-privacy-policy
Screenshots
Verdict
The clearest difference is rating: ABPM Mobile at 5.0 against Bone Ninja Sensei's 4.5. ABPM Mobile also leads on in-app purchases (none vs 1) and device support (3 vs 1). Bone Ninja Sensei's advantage is iOS requirement (11.4 vs 15.6). On price, ratings volume, update cadence 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. Bone Ninja Sensei sells 1 in-app purchase, starting at $14.99 per year. ABPM Mobile asks for nothing beyond the download.
ABPM Mobile holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
ABPM Mobile ships an update every 4 months, Bone Ninja Sensei every 3 months. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.
| Parameter | ABPM Mobile | Bone Ninja Sensei |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.5 (2 ratings) |
| Positive reviews | — | 25.0% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 15.6 | 11.4 — better |
| Further details — not scored | ||
| Size | 24 MB | 48 MB |
| Age rating | 12+ | 4+ |
| Developer | The American Board of Podiatric Medicine | LifeBridge Health |
Customer experience
ABPM Mobile
Bone Ninja Sensei
In-app purchases
ABPM Mobile
No in-app purchases
Bone Ninja Sensei
- Annual Subscription Plan1 Month trial$14.991 Year
Questions
Is ABPM Mobile free?
Is Bone Ninja Sensei free?
Which has better reviews, ABPM Mobile or Bone Ninja Sensei?
Do ABPM Mobile or Bone Ninja Sensei have ads?
Which is updated more often, ABPM Mobile or Bone Ninja Sensei?
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