Comparison

KAT vs ACT Head Impact Tracker

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

Head to head
About

KAT

Features
Read full description

Kinesthetic Awareness Training requires the use of a KAT Device and account. Skip Login to visit the Help Center to learn about KAT: Kinesthetic Awareness Training. https://panthertec.net/ This free app is the user interface that works with KAT Devices. Train Any Movement. Any Where. Any Time with just the KAT and your phone. The KAT is a portable training system consisting of several small wear-anywhere devices and a mobile app. It is a tool used by movement educators to influence movement by allowing the wearer to self-correct. You must have a KAT System to do KAT training. If you do not have the KAT device and license, KAT Training is not possible. To order a KAT, go to the PantherTec website https://panthertec.net/get-kat/ Each user can Only be logged into ONE device at a time. In order to use KAT App on different devices, the User must Log Out of that device with the Blue Log Out button. PantherTec stands for: Principles of Athletics and Neuroscience Toward Human ExpeRtise + Technology

About

ACT Head Impact Tracker

This app measures and tracks impacts and forces on the head during dry-land sports. It's designed for athletes, coaches, and teams to monitor head events across various levels and age groups.

Highlights
  • Impact and force measurement
  • Head event tracking
  • Versatile sports application
  • Suitable for individual athletes or teams
  • Supports all ages above 3
  • Affordable tracking device
Features
Read full description

ACT Head Impact Tracker is simple, easy to use, versatile and affordable measuring and tracking device for impacts and forces acting on a head while doing sports. You can use it in virtually any sport, as long as it is done on a dry land. It is suitable to track one athlete, or team of athletes, in any level, gender and age group - as long as above 3 years old. ACT Head Impact Tracker is designed for athletes and their families, coaches, teams and clubs, to give more information what may have happened out there and to keep track on the events on a head.

Screenshots

KAT1 screens
ACT Head Impact Tracker4 screens

Verdict

The call

KAT and ACT Head Impact Tracker are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

KAT ships an update every 5 months, ACT Head Impact Tracker every 6 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

ScorecardNo meaningful differences
KAT versus ACT Head Impact Tracker: the parameters behind the verdict, then further details
ParameterKATACT Head Impact Tracker
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.014.0 — better
Further details — not scored
Size59 MB8 MB
Age rating4+4+
DeveloperPNTC Holdings LLCNorthern Sports Insight and Intelligence Oy

In-app purchases

None

KAT

No in-app purchases

None

ACT Head Impact Tracker

No in-app purchases

Questions

Is KAT free?
KAT is free to download, with no in-app purchases.
Is ACT Head Impact Tracker free?
ACT Head Impact Tracker is free to download, with no in-app purchases.
Do KAT or ACT Head Impact Tracker have ads?
Neither KAT nor ACT Head Impact Tracker shows ads.
Which is updated more often, KAT or ACT Head Impact Tracker?
KAT ships an update every 5 months, and ACT Head Impact Tracker every 6 months. Most recently, KAT was updated on November 3, 2026 and ACT Head Impact Tracker on October 30, 2026.

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