Optimize your layout with your own typing data
KeyLens tracks your keystrokes locally and recommends layout changes based on how you actually type.
Why KeyLens?
What KeyLens tracks and shows.
Keystroke Tracking
Tracks bigrams, trigrams, and modifier usage to map your typing behavior.
Heatmap Visualization
2D heatmaps showing key frequency by day of week and hour of day.
Layout Simulators
Simulate how your speed and distance metrics would change across QWERTY, Colemak, Dvorak, or custom layouts.
See It in Action
Real screenshots from the app — your data, visualized.
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