Comparison

Activ5 vs KINVENT

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

Head to head
About

Activ5

This app coaches you through personalized isometric strength training workouts using a portable device. It measures your strength, tracks progress, and provides detailed stats to help you identify weaknesses and prevent injury. Achieve a full-body workout in minutes, anywhere, anytime.

Highlights
  • Personalized isometric workouts
  • Strength measurement
  • Progress tracking
  • Workout of the day
  • Muscle group stats
  • Exercise streak tracking
  • Apple HealthKit integration
Features
Read full description

Get in a great workout anywhere with the new Activ5 app! Activ5 is an innovative, portable strength training device and companion application that coaches you through personalized workouts, measures your strength, and tracks your progress over time. Utilizing isometric exercises, Activ5 lets you achieve a full body workout in a matter of minutes. At home, at work, or on-the-go, Activ5 offers a fun, effective and convenient, exercise routine designed to keep you active every day. Activ5 provides you with:: - A workout of the day - Professionally designed, personalized workouts - Automatically adjusted effort levels ensuring the right workout for your strength level - Detailed stats on every muscle group and muscle symmetry, allowing you to easily identify areas of weakness to prevent injury - Exercise streak tracking - Apple Healthkit integration Activ on social media? Keep up with us here: - facebook.com/Activbodies/ - twitter.com/Activbody_ - instagram.com/Activbody_ - linkedin.com/company/activbody-inc. What our users are saying: "I'm used to lifting weights only. I added this into my routine and what a difference. And now, with this virus going around and gyms not open, it's worth its weight in gold to me" - Brian Lacey "Love the program. Easy to use effectively; the App is helpful and encouraging. I think this will really help with strength without getting injured." - Jonathan Schochor

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/

Screenshots

Activ54 screens
KINVENT4 screens

Verdict

The call

The clearest difference is rating: KINVENT at 5.0 against Activ5's 4.1. KINVENT also leads on review sentiment (80% vs 44%) and update cadence (every 3 weeks vs every 2 months). Activ5's advantage is in-app purchases (none vs 8) and ratings volume (44 vs 3). On price, ads, device support and iOS requirement 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. Activ5 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

KINVENT holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Activ5 has 44 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 44% of Activ5's written reviews are positive against 80% of KINVENT's.

UpkeepUpdate frequency

Activ5 ships an update every 2 months, KINVENT every 3 weeks. The most recent releases landed on October 15, 2026 and October 4, 2026 respectively.

Scorecard6 real differences · 4 level
Activ5 versus KINVENT: the parameters behind the verdict, then further details
ParameterActiv5KINVENT
PriceFreeFree
Rating4.1 (44 ratings)5.0 (3 ratings) — better
Positive reviews43.6% of reviews80.0% of reviews — better
Number of ratings44 — better3
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size84 MB473 MB
Age rating4+4+
DeveloperActivbody, Inc.KINVENT BIOMECANIQUE

Customer experience

Activ5

All ratings41 ratings
Positive73.2%
Neutral9.8%
Negative17.1%
Written reviews39 reviews
Positive43.6%
Neutral17.9%
Negative38.5%

KINVENT

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

In-app purchases

None

Activ5

No 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

Questions

Is Activ5 free?
Activ5 is free to download, with no in-app purchases.
Is KINVENT free?
KINVENT is free to download, with in-app purchases available.
Which has better reviews, Activ5 or KINVENT?
KINVENT is rated higher. Activ5 averages 4.1 out of 5 from 44 ratings, while KINVENT averages 5.0 from 3 ratings.
Do Activ5 or KINVENT have ads?
Neither Activ5 nor KINVENT shows ads.
Which is updated more often, Activ5 or KINVENT?
Activ5 ships an update every 2 months, and KINVENT every 3 weeks. Most recently, Activ5 was updated on October 15, 2026 and KINVENT on October 4, 2026.

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