Apps like Optokinetic Drum

Here are some great alternatives to Optokinetic Drum by For Valhalla :
OptoDrum
OptoDrum
★3.8
Peek Acuity
Peek Acuity
★3.6
Drum rudiments trainer - DRT
Drum rudiments trainer - DRT
★4.4
Visual Attention Therapy Lite
Visual Attention Therapy Lite
★4.4
Vision Tests
Vision Tests
★3.8
DrumKnee 3D Drums - Drum Set
DrumKnee 3D Drums - Drum Set
★4.6
The Drums
The Drums
★3.9
Schulte table: brain training
Schulte table: brain training
★4.8
NIHSS
NIHSS
★4.4
Eye exercises: workout vision.
Eye exercises: workout vision.
★4.3
Amsler Grid
Amsler Grid
★4.6
Eye Tests - Clear Vision
Eye Tests - Clear Vision
★3.8
Drum Tuner - iDrumTune Pro
Drum Tuner - iDrumTune Pro
★3.3
Rude - Drum Rudiment Training
Rude - Drum Rudiment Training
★4.0
Rude Practice Pad Drum Trainer
Rude Practice Pad Drum Trainer
★4.8
LED Light Flicker Meter
LED Light Flicker Meter
★3.7