BodyGuardian™ Sync vs Muscle Study Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BodyGuardian™ Sync
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The BodyGuardian™ Sync mobile app is published by Boston Scientific Cardiac Diagnostic Services, LLC. This is a tool to assist you as a decision-maker and to enhance your experience with the Boston Scientific Cardiac Diagnostic Services process. You will now have the option of receiving a push notification versus a phone call to alert you of an event report. All patient events will remain in the app for 14 days. Installing this app will not change your notification settings defined in your Service Level Agreement or Stoplight Protocol.
Muscle Study Guide
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Master Muscle Anatomy with a Beautiful, Interactive Experience Explore the human body like never before with a complete, visually stunning muscle reference guide. Learn the names and structure of 8 layers of muscles, presented in a way that’s both intuitive and engaging. Interactive 360° views let you examine each muscle from every angle In-depth descriptions help you truly understand how muscles function Layer-by-layer exploration makes complex anatomy easier to grasp Built-in quiz mode reinforces what you’ve learned Progress tracking shows how your knowledge improves over time Whether you’re a student, fitness enthusiast, or just curious about the human body, this app makes learning muscle anatomy clear, effective, and enjoyable.
Screenshots
Verdict
The clearest difference is price: BodyGuardian™ Sync at Free against Muscle Study Guide's $6.99. BodyGuardian™ Sync also leads on update cadence (every 4 months vs every 38 months) and iOS requirement (12.4 vs 15.0). On 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
BodyGuardian™ Sync is free to download; Muscle Study Guide costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.
BodyGuardian™ Sync ships an update every 4 months, Muscle Study Guide every 38 months. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.
| Parameter | BodyGuardian™ Sync | Muscle Study Guide |
|---|---|---|
| Price | Free — better | $6.99 |
| Update frequency | Every 4 months — better | Every 38 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 14 MB | 65 MB |
| Age rating | 17+ | 4+ |
| Developer | Boston Scientific | Ryan Bittorf |
In-app purchases
BodyGuardian™ Sync
No in-app purchases
Muscle Study Guide
No in-app purchases
Questions
Is BodyGuardian™ Sync free?
Is Muscle Study Guide free?
Do BodyGuardian™ Sync or Muscle Study Guide have ads?
Which is updated more often, BodyGuardian™ Sync or Muscle Study Guide?
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