Comparison

mskNAV vs MSK Sono

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

mskNAV

Learn musculoskeletal ultrasound with interactive guides, labeled videos, and 3D anatomy. This comprehensive reference tool is designed for healthcare professionals and students to build confidence in MSK ultrasound anytime, anywhere.

Highlights
  • Comprehensive reference guides
  • Interactive ultrasound video clips
  • 3D labeled musculoskeletal anatomy
  • Step-by-step examination protocols
  • Pathology image libraries
  • Expert tips and pearls
Features
Read full description

mskNAV™, by 7Dimaging is an easy way to learn musculoskeletal (MSK) ultrasound. Used by top healthcare providers around the world, mskNAV goes beyond traditional education methods. Unlike a book, ebook, or course, mskNAV is an easy-to-use, comprehensive reference guide. Streamline your learning with step-by-step protocols, labeled interactive videos, peel-away anatomy, expert tips, and more. mskNAV uses effective learning methods to make the information stick. Quickly build your confidence in MSK ultrasound. mskNAV is like having a teacher at your side—a course available at your fingertips, anywhere, anytime, no need to travel. Works offline. Use mskNAV’s stunning 3D anatomy as a visual teaching tool to help educate patients. Intended audience This app is ideal for healthcare providers performing diagnostic or interventional musculoskeletal ultrasound from beginner to advanced users, medical educators, medical students, residents and fellows. Features included in the App: • Comprehensive reference guides • Ultrasound video clips with labeling and advanced mapping • Organized examination steps • Pathology image libraries • Expert tips and pearls on anatomy, technique, what to look for, precautions • Images for probe placement and patient positioning • On/off labeling of ultrasound images for learning • 3D labeled anatomy focused on the musculoskeletal system • Ultrasound injection library • CME approved (AMA category I) • Stay current with frequent updates

About

MSK Sono

Master musculoskeletal ultrasound with this comprehensive reference app. It provides step-by-step guides, detailed anatomy, and procedural instructions for clinicians and learners. Improve scanning accuracy and confidence in daily practice.

Highlights
  • Step-by-step scanning guides
  • Detailed sonographic anatomy
  • Ultrasound-guided injection techniques
  • Nerve block guidance
  • High-resolution ultrasound images
  • Probe positioning and orientation
  • MSK pathology reference library
Features
Currently charting
Read full description

MSK Sono Ultrasound Guide - Master musculoskeletal ultrasound with the ultimate point-of-care reference app for doctors, radiologists, sports medicine physicians, physiotherapists, anesthesiologists, orthopedic specialists, pain medicine clinicians, and MSK ultrasound learners. Created by active clinicians and musculoskeletal ultrasound experts, MSK Sono is built for real-world daily clinical practice, education, and ultrasound-guided procedures. MSK Sono helps you quickly identify anatomy, improve scanning accuracy, perform ultrasound-guided procedures, and build confidence in daily clinical workflows. Designed for both beginners and advanced users, the app combines high-quality ultrasound anatomy, scanning protocols, procedural guidance, and educational references into one fast and intuitive mobile experience. FEATURES • Step-by-step MSK ultrasound scanning guides • Detailed sonographic anatomy reference • Ultrasound-guided injection techniques • Nerve block and interventional procedure guidance • High-resolution ultrasound images • Probe positioning and scanning orientation • Muscles, tendons, ligaments, joints, nerves and fascia anatomy • Clinical landmarks and sonoanatomy • MSK pathology reference library • Sports medicine and orthopedic ultrasound support • Real-time point-of-care learning • Fast mobile-first workflow for clinics and hospitals • Educational atlas for residents, fellows and medical students • Practical scanning tips and expert pearls • Upper limb and lower limb ultrasound anatomy • Shoulder, elbow, wrist, hip, knee, ankle and foot protocols • Beginner-friendly and advanced clinician workflows PERFECT FOR • Musculoskeletal ultrasound (MSK US) • Sports medicine • PM&R / Physiatry • Orthopedics • Pain medicine • Rheumatology • Radiology • Physical therapy and rehabilitation • Ultrasound-guided procedures • Nerve blocks and injections • Point-of-care ultrasound (POCUS) Whether you are learning MSK ultrasound, preparing for procedures, reviewing anatomy before a patient visit, or improving your diagnostic workflow, MSK Sono gives you fast access to practical and clinically relevant ultrasound knowledge. Learn ultrasound anatomy, improve diagnostic confidence, master musculoskeletal sonography, and perform safer ultrasound-guided procedures with a modern medical education platform trusted by clinicians, residents, fellows, physical therapists, and healthcare professionals. Topics include: MSK ultrasound anatomy, ultrasound-guided injections, peripheral nerve blocks, tendon imaging, joint ultrasound, sports injuries, musculoskeletal radiology, pain medicine procedures, regenerative medicine, rehabilitation medicine, fascia imaging, orthopedic ultrasound, rheumatology ultrasound, diagnostic sonography, POCUS, and clinical anatomy education. MSK Sono is optimized for fast clinical decision support, bedside learning, procedural preparation, anatomy review, and modern medical education workflows powered by AI-friendly organization and advanced searchable ultrasound references. Download MSK Sono today and elevate your musculoskeletal ultrasound skills with one of the most comprehensive MSK ultrasound education and anatomy guide apps available for iPhone and iPad. Terms & Conditions EULA: https://msksono.org/en/terms Privacy Policy: https://msksono.org/en/privacy Subscription pricing and terms: Payment will be charged to your Apple Account upon confirmation of purchase. Subscriptions auto-renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the period ends, and the renewal price will be shown. You can manage or cancel your subscription anytime in your Apple Account settings. If a refund is requested, Apple may receive anonymized data such as usage time, subscription history, and trial status to assess eligibility.

Screenshots

MSK Sono4 screens

Verdict

The call

The clearest difference is rating: MSK Sono at 5.0 against mskNAV's 4.5. MSK Sono also leads on update cadence (every 6 days vs every 2 months) and chart position (#49 vs unranked). mskNAV's advantage is in-app purchases (none vs 6) and iOS requirement (9.2 vs 16.4). On price, ratings volume, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MSK Sono sells 6 in-app purchases, starting at $29.99 per month. mskNAV asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

MSK Sono holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 11 and 12 respectively. Written reviews point the same way: 89% of mskNAV's written reviews are positive against 100% of MSK Sono's.

UpkeepUpdate frequency

mskNAV ships an update every 2 months, MSK Sono every 6 days. The most recent releases landed on October 23, 2026 and October 31, 2026 respectively.

Scorecard7 real differences · 4 level
mskNAV versus MSK Sono: the parameters behind the verdict, then further details
ParametermskNAVMSK Sono
PriceFreeFree
Rating4.5 (11 ratings)5.0 (12 ratings) — better
Positive reviews88.9% of reviews100.0% of reviews — better
Number of ratings1112 — better
Update frequencyEvery 2 monthsEvery 6 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank—#49 — better
DevicesiPadiPhone, iPad — better
Requires iOS9.2 — better16.4
Further details — not scored
Size1.7 GB99 MB
Age rating12+17+
Developer7D Imaging, Inc.The Bold Apps

Customer experience

mskNAV

All ratings11 ratings
Positive81.8%
Neutral9.1%
Negative9.1%
Written reviews18 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

MSK Sono

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

mskNAV

No in-app purchases

6 purchases

MSK Sono

Subscriptions6
  • Premium Monthly$29.991 Month
  • premium$99.001 Year
  • premium7 Days trial$129.001 Year
Show 3 more
  • Yearly7 Days trial$199.991 Year
  • Yearly$249.001 Year
  • Yearly7 Days trial$249.991 Year

Questions

Is mskNAV free?
mskNAV is free to download, with no in-app purchases.
Is MSK Sono free?
MSK Sono is free to download, with in-app purchases available.
Which has better reviews, mskNAV or MSK Sono?
MSK Sono is rated higher. mskNAV averages 4.5 out of 5 from 11 ratings, while MSK Sono averages 5.0 from 12 ratings.
Do mskNAV or MSK Sono have ads?
Neither mskNAV nor MSK Sono shows ads.
Which is updated more often, mskNAV or MSK Sono?
mskNAV ships an update every 2 months, and MSK Sono every 6 days. Most recently, mskNAV was updated on October 23, 2026 and MSK Sono on October 31, 2026.

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