Comparison

Cornerstone PT vs Island Physical Therapy

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

Head to head
About

Cornerstone PT

Features
Read full description

Welcome to the Cornerstone PT App! Log on to access your personalized Home Exercise Program on your mobile device. Using this app, you can access your personalized Home Exercise Program with HD Instructional videos. On the 'Messages' tab, you can securely communicate with your Cornerstone PT provider. As you make progress in your program, you'll earn virtual trophies and achievement badges to celebrate your milestones! Visit the 'Awards' tab to see your achievements and track your progress. On the 'Awards' tab, you can track these items. Prefer a language other than English? Go to the 'More' tab and select 'Languages' to pick another language option. If you need to book an appointment, please go to the 'Appointments' tab for more info. Make sure to select 'Mark as Complete' when doing your exercises to ensure that your provider can keep track of your progress! You must be a Cornerstone PT patient to gain access. This app integrates with your phone's Motion and Fitness activity framework to read daily step count data allowing your provider to monitor your activity.

About

Island Physical Therapy

Features
Read full description

Welcome to the Island Physical Therapy App! Log on to access your personalized Home Exercise Program on your mobile device. Using this app, you can access your personalized Home Exercise Program with HD Instructional videos. On the 'Messages' tab, you can securely communicate with your Island Physical Therapy provider. As you make progress in your program, you'll earn virtual trophies and achievement badges to celebrate your milestones! Visit the 'Awards' tab to see your achievements and track your progress. On the 'Awards' tab, you can track these items. Prefer a language other than English? Go to the 'More' tab and select 'Languages' to pick another language option. If you need to book an appointment, please go to the 'Appointments' tab for more info. Make sure to select 'Mark as Complete' when doing your exercises to ensure that your provider can keep track of your progress! You must be a Island Physical Therapy patient to gain access. This app integrates with your phone's Motion and Fitness activity framework to read daily step count data allowing your provider to monitor your activity.

Screenshots

Cornerstone PT4 screens
Island Physical Therapy4 screens

Verdict

The call

The clearest difference is update cadence: Island Physical Therapy at every 2 months against Cornerstone PT's every 5 months. On price, 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Cornerstone PT ships an update every 5 months, Island Physical Therapy every 2 months. Both last shipped on October 25, 2026.

Scorecard1 real difference · 5 level
Cornerstone PT versus Island Physical Therapy: the parameters behind the verdict, then further details
ParameterCornerstone PTIsland Physical Therapy
PriceFreeFree
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size42 MB44 MB
Age rating12+12+
DeveloperCornerstone Physical Therapy, LLCKokua Physical Therapy

In-app purchases

None

Cornerstone PT

No in-app purchases

None

Island Physical Therapy

No in-app purchases

Questions

Is Cornerstone PT free?
Cornerstone PT is free to download, with no in-app purchases.
Is Island Physical Therapy free?
Island Physical Therapy is free to download, with no in-app purchases.
Do Cornerstone PT or Island Physical Therapy have ads?
Neither Cornerstone PT nor Island Physical Therapy shows ads.
Which is updated more often, Cornerstone PT or Island Physical Therapy?
Cornerstone PT ships an update every 5 months, and Island Physical Therapy every 2 months. Most recently, Cornerstone PT was updated on October 25, 2026 and Island Physical Therapy on October 25, 2026.

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