Best OKNDrum alternatives: apps like OKNDrum: Optokinetic Drum

7+ similar apps compared and reviewed

3.3 avg rating
5 free apps
Updated November 2026

OKNDrum is great, but it's not the only option. Explore 7+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to OKNDrum

OKN Drum: Optokinetic#1

OKN Drum: Optokinetic by My Call Bag LLC

Nystagmus & eye movement test
Editor's Choice
🏥 Medical
4.1(16 ratings)
FreeIn-App Purchases
OKN Drum: Optokinetic screenshot 1
OKN Drum: Optokinetic screenshot 2
OKN Drum: Optokinetic screenshot 3
OKN Drum: Optokinetic screenshot 4

This app offers a digital optokinetic drum for vision testing and exercises. Customize stripe width, speed, and color, with options for pediatric targets. It also features a metronome and camera recording for eye movements.

2.4(5 ratings)
$9.99
HemiStim screenshot 1
HemiStim screenshot 2
HemiStim screenshot 3

This app offers visual stimulation for specific brain lobes, aiding in hemispheric connectivity. It utilizes color patterns and eye-tracking exercises for targeted left or right brain stimulation, controllable via simple taps and swipes. Therapy sessions are automatically tracked and can be emailed to clinicians.

More apps like OKNDrum

4
Visual Vertical
Visual Vertical
Visual Vertical
Measure SVV quickly & easily
$11.99

This medical app offers a quick, accurate, and low-cost method for measuring subjective visual vertical. It's designed for neurologists and vestibular rehabilitation specialists to test patients, especially for brainstem lesions and otolithic function, using just an iPhone or iPad.

Measure subjective visual verticalAccurate and low-cost testingSuitable for neurology and vestibular rehab
🏥 Medical
(5)
paid
5
Austin Assessment Family
Austin Assessment Family
Austin Assessment Family
CVI screening tool
Free

This fun card-matching game screens children for cerebral visual impairment (CVI). It compares a child's performance to age-based norms and tracks eye movements to identify potential visual issues. Results can be emailed or printed for further consultation with a medical professional.

Card-matching game for CVI screeningValidated on over 900 childrenTracks eye movements
🏥 Medical
(0)
free
6
NowYouKnowMed
NowYouKnowMed
NowYouKnowMed
Medical Board Prep
Free

This medical study companion offers over 1400 expert-crafted questions and flashcards designed for neurologists and psychiatrists preparing for board exams. It provides doctor-approved content, including browser-based chapters and image banks, to enhance learning and confidence.

1400+ expert-crafted questions1400+ flashcardsDoctor-approved content
🏥 Medical
(9)
free with in-app purchases
7
Reflex - PLR Analyzer
Reflex - PLR Analyzer
Reflex - PLR Analyzer
Pupillary Light Reflex Tool
Free

This tool measures and tracks pupillary activity using an iPhone camera for quick, 5-second tests. It helps medical professionals monitor patient progress and identify deviations for clinical decision support.

Pupillary readings via iPhone camera5-second test durationPatient progress tracking
🏥 Medical
(23)
subscription