Comparison

Suji 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

Suji

This app utilizes targeted compression technology to alleviate joint pain and enhance isolated muscle strength. It aids in accelerating muscle recovery, requiring a compatible device. It is not intended for professional sports medicine training.

Highlights
  • Targeted compression technology
  • Joint pain relief
  • Increase isolated muscle strength
  • Accelerate muscle recovery
  • Requires compatible device
Features
Read full description

Build Muscle With Less Joint Strain. Recover Faster. Suji uses smart, targeted compression to help you strengthen your muscles with lighter loads and accelerate muscle recovery. Access expert-guided workouts or create your own sessions, with personalized compression that automatically calibrates to your body. Build muscle and recover anywhere, anytime. Suji Gen1 or Suji Gen2 device required. NOTE: This app is designed for individual use. Sports medicine professionals, physical therapists and athletic programs should download the Suji Teams app.

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

Suji4 screens
Starrett System4 screens

Verdict

The call

The clearest difference is review sentiment: Suji at 50% against Starrett System's 0%. Starrett System's advantage is rating (5.0 vs 3.4) and in-app purchases (none vs 1). On price, ratings volume, 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. Suji sells 1 in-app purchase, starting at $4.99 per month. Starrett System asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Starrett System holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 13 and 6 respectively. Written reviews complicate that: 50% of Suji's written reviews are positive against 0% of Starrett System's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 11, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
Suji versus Starrett System: the parameters behind the verdict, then further details
ParameterSujiStarrett System
PriceFreeFree
Rating3.4 (13 ratings)5.0 (6 ratings) — better
Positive reviews50.0% of reviews — better0.0% of reviews
Number of ratings13 — better6
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size452 MB419 MB
Age rating12+4+
DeveloperSujiBFRThe Ready State Inc.

Customer experience

Suji

All ratings13 ratings
Positive61.5%
Neutral0.0%
Negative38.5%
Written reviews12 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Starrett System

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

In-app purchases

1 purchases

Suji

Subscriptions1
  • Suji Athlete Subscription1 Month trial$4.991 Month
None

Starrett System

No in-app purchases

Questions

Is Suji free?
Suji is free to download, with in-app purchases available.
Is Starrett System free?
Starrett System is free to download, with no in-app purchases.
Which has better reviews, Suji or Starrett System?
Starrett System is rated higher. Suji averages 3.4 out of 5 from 13 ratings, while Starrett System averages 5.0 from 6 ratings.
Do Suji or Starrett System have ads?
Neither Suji nor Starrett System shows ads.
Which is updated more often, Suji or Starrett System?
Suji ships an update monthly, and Starrett System monthly. Most recently, Suji was updated on September 11, 2026 and Starrett System on September 21, 2026.

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