# Dr. Claire vs Starrett System

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.

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

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.

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.

## The numbers

| Metric | Dr. Claire | Starrett System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (20 ratings)](https://appshunter.io/ios/app/dr-claire/id6503015537/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/starrett-system/id6740607477/reviews) |
| Number of ratings | **20** | 6 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 169 MB | 427 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Perform Physical Therapy and Wellness P.C.](https://appshunter.io/developer/1747790848) | [The Ready State Inc.](https://appshunter.io/developer/1311499696) |

## What reviewers say

### Dr. Claire

[App page](https://appshunter.io/ios/app/dr-claire/id6503015537)

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:** Apple Wallet, Apple Watch app

**In-app purchases:** none


### Starrett System

[App page](https://appshunter.io/ios/app/starrett-system/id6740607477)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*