Comparison

King vs HitCheck

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

Head to head
About

King

This app provides a quick and objective sideline concussion screening test for athletes. It helps identify potential concussions by assessing eye movements, attention, and concentration through a simple number-reading exercise. Requires an existing King-Devick Online account.

Highlights
  • Objective sideline concussion screening
  • Assess eye movements and attention
  • Administer baseline and post-injury tests
  • Works offline
  • Suitable for ages 5+
Features
Read full description

This app is intended ONLY for users with an existing King-Devick Online account. The King-Devick Concussion Screening Test is an objective, remove-from-play sideline concussion screening test which can be administered by parents, coaches, athletic trainers or medical professionals in minutes. Peer reviewed published research has shown that the King-Devick Test is an accurate and reliable method to help identify athletes with concussion on the sidelines. It has particular relevance to sports such as football, hockey, soccer, and basketball in addition to all other contact or collision activities on the field or at home. The test involves reading aloud a series of single digit numbers from left to right on three test cards. The King-Devick can detect impairment of eye movements, attention, language, concentration and other areas which correlate with concussion. How does King-Devick Test work? -King-Devick Test account holders get unlimited concussion screening per athlete per year. -With the King-Devick Test App, you can administer baseline and post-injury assessments even when WiFi is not available. -All athletes establish a pre-season or pre-injury baseline test score annually. -Concussion screening for athletes as young as 5 years old.

About

HitCheck

This app provides HIPAA compliant, FDA registered cognitive testing for athletes. It offers immediate results to aid in decision-making regarding activity removal, with a suite of neurocognitive tests and team management tools.

Highlights
  • HIPAA compliant, FDA registered
  • On-location cognitive testing
  • Immediate results for decision making
  • 9 neurocognitive tests
  • Optional symptoms evaluations
  • Age-specific testing
  • Roster dashboard tools
Features
Read full description

HitCheck is a HIPPA compliant, FDA Registered Class II Medical device that helps Coaches, Administrators, Athletic Trainers and Physicians monitor and manage their athletes’ brain health. Fast, on-location cognitive testing provides immediate results that can be used to help inform removal-from- activity decision making. HitCheck provides sports organizations, educational institutions and healthcare providers with: - Unlimited Baseline, Post-injury and Recovery testing - 9 game-like neurocognitive tests: Immediate Recall, Balance, Reaction Time, Coordination, Pattern Recognition, Problem Solving, Color Recognition, Impulse Control and Delayed Recall - Optional symptoms evaluations - Age-specific testing for athletes ages 6 and up - Roster dashboard tools for easy and flexible team and league management - 24/7 access to all records THE SCIENCE BEHIND HITCHECK Drawing on decades of medical research, HitCheck’s short, simple, mobile assessment tools are based in prevailing standardized cognitive testing methods. Each test measures a specific aspect of brain performance, such as coordination, memory, reaction time, etc. Once the test is complete, HitCheck captures, records and compares these objective, quantitative results with prior cognitive performance. Note: Quickly access and manage your personal and teams plans on your iPhone, iPad, or desktop computer. Due to the performance tracking nature of HitCheck, it is important to only administer tests with a smartphone. VISIT: www.hitcheck.com. FOLLOW US: https://twitter.com/HitCheck FOLLOW US: https://www.instagram.com/hitcheck/  LIKE US: http://facebook.com/hitcheck *HitCheck is not intended to diagnose concussions or make return-to-play decisions. A complete concussion and return-to-play assessment should NOT be made solely based on the data in the app, and should only be made after a user has received a medical examination by a qualified medical professional. Privacy Policy, End User License Agreement and Subscription Agreement: https://www.hitcheck.com/legal/

Screenshots

HitCheck4 screens

Verdict

The call

The clearest difference is rating: King at 5.0 against HitCheck's 4.0. King also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). HitCheck's advantage is ratings volume (76 vs 2) and device support (3 vs 1). On price, update cadence and in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

King holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: HitCheck has 76 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

King ships an update every 2 months, HitCheck every 3 months. The most recent releases landed on September 15, 2026 and August 8, 2026 respectively.

Scorecard6 real differences · 4 level
King versus HitCheck: the parameters behind the verdict, then further details
ParameterKingHitCheck
PriceFreeFree
Rating5.0 (2 ratings) — better4.0 (76 ratings)
Positive reviews—79.2% of reviews
Number of ratings276 — better
Update frequencyEvery 2 months — betterEvery 3 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPadiPhone, iPad, iPod — better
Requires iOS9.0 — better15.1
Further details — not scored
Size243 MB101 MB
Age rating4+4+
DeveloperKing-Devick Test, LLCBenford Medical, A Professional Corporation

Customer experience

King

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

HitCheck

All ratings75 ratings
Positive74.7%
Neutral2.7%
Negative22.7%
Written reviews48 reviews
Positive79.2%
Neutral0.0%
Negative20.8%

In-app purchases

None

King

No in-app purchases

None

HitCheck

No in-app purchases

Questions

Is King free?
King is free to download, with no in-app purchases.
Is HitCheck free?
HitCheck is free to download, with no in-app purchases.
Which has better reviews, King or HitCheck?
King is rated higher. King averages 5.0 out of 5 from 2 ratings, while HitCheck averages 4.0 from 76 ratings.
Do King or HitCheck have ads?
HitCheck shows ads; King does not.
Which is updated more often, King or HitCheck?
King ships an update every 2 months, and HitCheck every 3 months. Most recently, King was updated on September 15, 2026 and HitCheck on August 8, 2026.

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