Comparison

Muscle Study Guide vs Cair

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

Head to head
About

Muscle Study Guide

Features
Read full description

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.

About

Cair

Securely access and manage your dental records from any provider. Keep track of your oral health history, appointments, and treatment plans all in one place. Communicate with your dental team and ensure better care, whether at home or traveling.

Highlights
  • Secure dental record access
  • Manage family dental records
  • Appointment scheduling
  • Review treatment plans
  • Communicate with dental team
  • Consolidated health information
Features
Read full description

Get instant, secure access to your dental records and take charge of your oral and overall health with Cair™. Cair™ works with all dental practices and provides you with Cures and HIPAA compliant access to your personal dental records, and records from family members. Bring your dental history with you for better care when traveling, seeing a specialist, finding a new dentist, getting a second opinion, or just being in control of your own health. Your dental records are now conveniently available to manage care for yourself and your family members. With Cair™ you can: • Securely access your dental history from any dentist you have seen • Save appointments to your device calendar • Review dental care history and health information • Communicate with your dental care team • View your past visits along with any progress notes your provider has recorded and shared with you • Schedule and manage appointments • Review treatment plans and proposed dental care • Connect your accounts from other dental organizations so you can see all your dental health information in one place, even if you've been seen at multiple organizations For more information about Cair™ features or to find a dental care team that offers Cair™, visit https://cair.net. Have feedback about the app? Email us at care@toothapps.com.

Screenshots

Muscle Study Guide4 screens
Cair2 screens

Verdict

The call

The clearest difference is price: Cair at Free against Muscle Study Guide's $6.99. Cair also leads on update cadence (every 3 weeks vs every 38 months). On ads, in-app purchases, device support and iOS requirement 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

Cair 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.

UpkeepUpdate frequency

Muscle Study Guide ships an update every 38 months, Cair every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 7 level
Muscle Study Guide versus Cair: the parameters behind the verdict, then further details
ParameterMuscle Study GuideCair
Price$6.99Free — better
Rating—5.0 (5 ratings) — better
Number of ratings—5 — better
Update frequencyEvery 38 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size65 MB83 MB
Age rating4+17+
DeveloperRyan BittorfTalentship, LLC

In-app purchases

None

Muscle Study Guide

No in-app purchases

None

Cair

No in-app purchases

Questions

Is Muscle Study Guide free?
Muscle Study Guide costs $6.99, with no in-app purchases.
Is Cair free?
Cair is free to download, with no in-app purchases.
Do Muscle Study Guide or Cair have ads?
Neither Muscle Study Guide nor Cair shows ads.
Which is updated more often, Muscle Study Guide or Cair?
Muscle Study Guide ships an update every 38 months, and Cair every 3 weeks. Most recently, Muscle Study Guide was updated on November 3, 2026 and Cair on November 4, 2026.

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