Comparison

Dr. Claire vs Starrett System

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

Head to head
About

Dr. Claire

This app offers evidence-based workouts and mobility training for knee rehabilitation and strengthening. It provides step-by-step guidance, educational lessons, and progress tracking to help users reduce knee pain and improve stability.

Highlights
  • Guided knee-strengthening programs
  • Mobility and stability training
  • Educational lessons on rehab
  • Progress tracking
  • Structured routines for all levels
  • Apple Watch & HealthKit integration
Features
Read full description

Dr. Claire – Rehab & Fitness Education Dr. Claire is your go-to fitness and education app for building stronger, healthier knees through evidence-based workouts, mobility training, and step-by-step guidance. Designed by Dr. Claire Bowes, this app combines rehabilitation-focused strength programs with practical education so you can reduce knee pain, improve stability, and return to the activities you love with confidence. Whether you are recovering from injury, dealing with chronic knee discomfort, or simply working to build stronger legs, Dr. Claire provides the tools, structure, and support you need to make real progress. Key Features: Guided knee-strengthening workout programs Mobility and stability training for long-term joint health Educational lessons to help you understand the “why” behind your rehab Progress tracking and structured routines for all fitness levels Supplemental mini-courses targeting specific weaknesses Apple Watch & HealthKit Integration: Dr. Claire connects with Apple HealthKit to help you track your fitness journey. With your permission, the app can sync workout activity and health data, and it supports Apple Watch connectivity for an enhanced training experience. Your health data is always handled securely and is only shared with Apple Health when you choose to enable it. Start rebuilding strength, resilience, and confidence today with Dr. Claire.

About

Starrett System

This comprehensive 90-day fitness, movement, and nutrition program helps you build a functional, durable, and resilient body for life. It includes expert-led training, mobility and recovery sessions, nutrition guidance, and habit tracking tools.

Highlights
  • 90-day progressive strength and interval training
  • Mobility and recovery sessions
  • Macro-based nutrition guidance
  • Habit tracking and goal setting
  • Resource vault with pain protocols and recipes
  • Syncs with Health app
Features
Read full description

The Ultimate Fitness, Movement & Nutrition System for a Body Built to Last. The Starrett System isn’t just another workout plan. It’s an all-in-one system to help you reach the summit of your physical potential and lay the foundation for a life full of adventure, vitality, and everything that matters most to you. Designed by world-renowned physical therapist Dr. Kelly Starrett and world-champion athlete Juliet Starrett, creators of The Ready State and 3x New York Times bestselling authors, this comprehensive 90-day program goes beyond aesthetics, helping you build a functional, durable, and resilient body for life. What’s Inside: - Expert-Led Training: 3 months of progressive strength and interval training workouts, tailored to support durability and performance for every stage of life. - Mobility & Recovery Programming led by Dr. Kelly Starrett: sessions to optimize your workouts and address nagging pain. - Nutrition & Lifestyle Programming: Macro-based nutrition guidance, proven sleep strategies to enhance recovery, lifestyle and environment programming, supplement recommendations, and more. - Habit Tracking & Goal Setting: Tools to help you stay consistent and track progress. - Resource Vault: Resources you need to level up, including pain protocols, recipes, travel workouts, and more. - Sync with Health app to update your metrics instantly Designed for Longevity: This isn’t a quick-fix program—it’s your basecamp for life. Whether you're training to thrive in your 30s, 40s, 50s, or beyond, the system is built for busy professionals and parents, offering practical solutions that fit into your lifestyle. Why The Starrett System? Unlike typical fitness programs that focus solely on unsustainable aesthetics, The Starrett System helps you: - Implement a nutrition program that optimizes metabolic health and is sustainable for life - Build strength, power, and mobility - Optimize recovery for lifelong performance - Develop a body that you can count on for adventure and fun now and as you age This program equips you with the tools to play offense with your health, not defense.

Screenshots

Dr. Claire4 screens
Starrett System4 screens

Verdict

The call

The clearest difference is ratings volume: Dr. Claire at 20 against Starrett System's 6. Starrett System's advantage is iOS requirement (13.0 vs 15.5). On price, rating, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Dr. Claire against 5.0 for Starrett System. Both are backed by a comparable volume of ratings — 20 and 6 respectively.

UpkeepUpdate frequency

Dr. Claire ships an update every 2 months, Starrett System every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Dr. Claire versus Starrett System: the parameters behind the verdict, then further details
ParameterDr. ClaireStarrett System
PriceFreeFree
Rating5.0 (20 ratings)5.0 (6 ratings)
Positive reviews—0.0% of reviews
Number of ratings20 — better6
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.513.0 — better
Further details — not scored
Size169 MB427 MB
Age rating4+4+
DeveloperPerform Physical Therapy and Wellness P.C.The Ready State Inc.

Customer experience

Dr. Claire

All ratings18 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Starrett System

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Dr. Claire

No in-app purchases

None

Starrett System

No in-app purchases

Questions

Is Dr. Claire free?
Dr. Claire is free to download, with no in-app purchases.
Is Starrett System free?
Starrett System is free to download, with no in-app purchases.
Which has better reviews, Dr. Claire or Starrett System?
Dr. Claire and Starrett System are both rated 5.0 out of 5 on the App Store, from 20 and 6 ratings respectively.
Do Dr. Claire or Starrett System have ads?
Neither Dr. Claire nor Starrett System shows ads.
Which is updated more often, Dr. Claire or Starrett System?
Dr. Claire ships an update every 2 months, and Starrett System every 3 weeks. Most recently, Dr. Claire was updated on October 23, 2026 and Starrett System on October 24, 2026.

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