Comparison

TracPatch Knee HCP vs GAP

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

Head to head
About

TracPatch Knee HCP

Features
Read full description

TracPatch technology is here to redefine the way health care is delivered: through smart connected solutions, TracPatch joins the health care provider, patient, and payer with objective data providing predictive outcomes and care. TracPatch™ is revolutionizing evidence-based care in orthopedics. TracPatch is a cutting-edge remote monitoring device designed to make total joint replacement recovery easily accessible, connected, and more predictable. TracPatch is a 24/7 passive and continuous remote monitoring system that captures a patient’s key daily activities, such as range of motion progress and ambulation. TracPatch provides the healthcare provider anytime, anywhere insight into a patient’s recovery, allowing for immediate care adjustments and the ability to get ahead of recovery issues, empowering patients and healthcare providers with real time recovery efficiency. We believe engaging the patient is key to a successful outcome. TracPatch creates a data driven connected environment for all stakeholders to achieve success.

About

GAP

This app guides users through knee recovery therapy using a gravity-based system. It provides setup instructions, animated demonstrations, therapy timers, progress tracking, and recommended exercises to aid in regaining range of motion after knee replacement.

Highlights
  • Setup instructions
  • Animated demonstrations
  • Therapy timer
  • Progress tracking
  • Recommended exercises
Features
Read full description

The GAP-FLEX® System is the next generation of knee recovery therapy. Designed to utilize gravity and save you time (and money) in lengthy therapy sessions, the GAP-FLEX® System increases range of motion faster during recovery from total knee replacement. Purchase your device at GAP-FLEX.com. The GAP-FLEX® App is designed to be used in accompaniment with the device during recovery. App features include: - Getting to know your GAP-FLEX® - Setup instructions and animated demonstrations - Therapy instructions, timer and log for tracking progress - Recommended optional exercises

Screenshots

TracPatch Knee HCP4 screens
GAP4 screens

Verdict

The call

The clearest difference is update cadence: TracPatch Knee HCP at every 2 months against GAP's every 10 months. GAP's advantage is iOS requirement (10.0 vs 12.0). 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

TracPatch Knee HCP ships an update every 2 months, GAP every 10 months. The most recent releases landed on October 2, 2026 and September 26, 2026 respectively.

Scorecard2 real differences · 8 level
TracPatch Knee HCP versus GAP: the parameters behind the verdict, then further details
ParameterTracPatch Knee HCPGAP
PriceFreeFree
Rating—1.5 (4 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 2 months — betterEvery 10 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.010.0 — better
Further details — not scored
Size50 MB96 MB
Age rating17+12+
DeveloperConsensus OrthopedicsGAP-FLEX®

In-app purchases

None

TracPatch Knee HCP

No in-app purchases

None

GAP

No in-app purchases

Questions

Is TracPatch Knee HCP free?
TracPatch Knee HCP is free to download, with no in-app purchases.
Is GAP free?
GAP is free to download, with no in-app purchases.
Do TracPatch Knee HCP or GAP have ads?
Neither TracPatch Knee HCP nor GAP shows ads.
Which is updated more often, TracPatch Knee HCP or GAP?
TracPatch Knee HCP ships an update every 2 months, and GAP every 10 months. Most recently, TracPatch Knee HCP was updated on October 2, 2026 and GAP on September 26, 2026.

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