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Keyboard Layout Analyzer

Compare QWERTY , Dvorak and Colemak for a body of text. Each layout is drawn as a real key grid heat-mapped by usage, with home row percentage, same-finger bigrams, hand alternation and per-finger load.

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Letters analysed
35
non-letters are ignored
Distinct letters
26
of 26
Most used key
O
4 times
Best fit
Colemak
home row + alternation − SFBs
Layoutsdarker keys are pressed more often; outlined keys are on the home row
QWERTY
q1w1e3r2t2y1u2i1o4p1
a1s1d1f1g1h2j1k1l1
z1x1c1v1b1n1m1
Home row
29%
SFBs
5
Alternation
71%
Home row usage
Finger load left → right
3
3
5
8
8
2
5
1
Dvorak
p1y1f1g1c1r2l1
a1o4e3u2i1d1h2t2n1s1
q1j1k1x1b1m1w1v1z1
Home row
51%
SFBs
2
Alternation
56%
Home row usage
Finger load left → right
3
6
5
7
8
3
2
1
Colemakbest fit
q1w1f1p1g1j1l1u2y1
a1r2s1t2d1h2n1e3i1o4
z1x1c1v1b1k1m1
Home row
51%
SFBs
1
Alternation
71%
Home row usage
Finger load left → right
3
4
3
7
7
5
2
4
unused light moderate heavy
Comparisonsame-finger bigrams are consecutive keys on one finger — lower is better
LayoutHome rowSame-finger bigramsHand alternationScore
QWERTY29%571%95
Dvorak51%256%105
Colemak ★51%171%121
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