Comparison

KINVENT vs OpenCap

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

Head to head
About

KINVENT

This app empowers health and sports professionals to precisely track motion, force, and recovery. It offers real-time biofeedback, over 100 guided protocols, and personalized patient profiles with comprehensive reporting. Works offline with local data storage and optional cloud syncing.

Highlights
  • Real-time biofeedback with visualizations
  • Over 100 guided protocols
  • Personalized patient profiles
  • Offline assessment capability
  • Local and cloud data storage
  • Multilingual support
Features
Read full description

Ideal for physiotherapists and sports professionals to track motion, force & recovery The KINVENT app is fully compatible with our complete lineup of biomechanical assessment tools, empowering rehab and performance professionals with precision data across muscle activity, force, balance, and movement. Key Features: • Real-time biofeedback with clear visualizations • Over 100 guided protocols and rehab exercises • Personalized patient profiles and PDF/CSV reporting • Works offline—no internet required for assessments • Local data storage + cloud syncing when online • Multilingual support for international users Muscle Activation & Biofeedback • K-Myo – Wireless EMG sensor for real-time tracking of muscle engagement and neuromuscular control Strength Testing & Dynamometry • K-Grip – Hand dynamometer for grip strength and endurance • K-Push – Push dynamometer for isometric strength assessments • K-Pull – Pull dynamometer ideal for joint-specific strength testing • K-Bubble – Pressure dynamometer for small muscle groups and breathing exercises Force Plates & Biomechanical Analysis • K-Force Plates – Portable plates for jump testing, balance, and postural control • K-Deltas – Dual plate system for limb symmetry and dynamic force profiling • 3D Deltas – High-precision 3D force plates for elite-level multidirectional force analysis Mobility & Motion Tracking • K-Move – Inertial motion sensor for measuring range of motion (ROM), joint mobility, and movement quality • K-Power – Assess and track vertical and horizontal movements seamlessly Use Cases: • Strength and mobility assessment in clinical practice or in sports • Post-op rehab (ACL, shoulder, etc.) • Return-to-play decision-making • Performance screening in sports teams • Balance training and neuromuscular re-education Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

OpenCap

Capture 3D human movement data using your iOS device's camera. Analyze biomechanics through a comprehensive system including an app, web platform, and cloud computing.

Highlights
  • 3D human movement capture
  • iOS video recording
  • Web-based data collection
  • Biomechanical analysis
  • Cloud computing integration
Read full description

OpenCap is a software system to measure 3D human movement from iOS device videos. It comprises an iOS app for video capture, a web app for data collection and visualization, and scalable cloud computing for biomechanical analysis from video.

Screenshots

KINVENT4 screens
OpenCap4 screens

Verdict

The call

The clearest difference is in-app purchases: OpenCap at none against KINVENT's 8. KINVENT's advantage is update cadence (every 3 weeks vs every 7 months). On price, rating, ratings volume 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. KINVENT sells 8 in-app purchases, starting at $34.99 per month. OpenCap asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for KINVENT against 5.0 for OpenCap. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

UpkeepUpdate frequency

KINVENT ships an update every 3 weeks, OpenCap every 7 months. The most recent releases landed on September 16, 2026 and September 8, 2026 respectively.

Scorecard3 real differences · 7 level
KINVENT versus OpenCap: the parameters behind the verdict, then further details
ParameterKINVENTOpenCap
PriceFreeFree
Rating5.0 (3 ratings)5.0 (4 ratings)
Positive reviews80.0% of reviews—
Number of ratings34 — better
Update frequencyEvery 3 weeks — betterEvery 7 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.6
Further details — not scored
Size473 MB6 MB
Age rating4+4+
DeveloperKINVENT BIOMECANIQUEModel Health, Inc.

Customer experience

KINVENT

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

OpenCap

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

8 purchases

KINVENT

Subscriptions8
  • Kforce Pro Monthly Licence$34.991 Month
  • Starter Monthly License$34.991 Month
  • Premium Monthly License$59.991 Month
Show 5 more
  • Kforce Pro+ Monthly Licence$114.991 Month
  • Excellence Monthly Licence$114.991 Month
  • Kforce Pro Yearly Licence$349.991 Year
  • Starter Yearly License$349.991 Year
  • Premium Yearly Licence$599.991 Year
None

OpenCap

No in-app purchases

Questions

Is KINVENT free?
KINVENT is free to download, with in-app purchases available.
Is OpenCap free?
OpenCap is free to download, with no in-app purchases.
Which has better reviews, KINVENT or OpenCap?
KINVENT and OpenCap are both rated 5.0 out of 5 on the App Store, from 3 and 4 ratings respectively.
Do KINVENT or OpenCap have ads?
Neither KINVENT nor OpenCap shows ads.
Which is updated more often, KINVENT or OpenCap?
KINVENT ships an update every 3 weeks, and OpenCap every 7 months. Most recently, KINVENT was updated on September 16, 2026 and OpenCap on September 8, 2026.

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