Mode
Chart Type
Word Length
Rows × Cols
Crowding Bars
Contrast
Font
Custom font URL (WOFF2, optional)
Calibration: match this to a credit card width (85.6 mm)
Viewing Distance (NEAR, cm) | Target Acuity
—
Metronome (optional)
60 bpm
Near–Far Rock (only in Near–Far mode)
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seconds
0.0 cpm
00:00.00