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Design Calculator
A modular scale calculator to help designers make layout choices.
Digital
Print
Custom
iPhone 5
iPhone 6, 7, 8
iPhone 6+, 7+, 8+
iPad
Laptop
1080p
4K
5K
US Half Letter
US Letter
US Tabloid
ISO A5
ISO A4
ISO A3
Custom
Width
Height
Landscape
Portrait
Ratio
X:X - Document Ratio (1.x)
15:16 - Minor Second (1.067)
8:9 - Major Second (1.125)
5:6 - Minor Third (1.2)
3:4 - Perfect Fourth (1.333)
1:√2 - Aug. Fourth / Dim. Fifth (1.414)
2:3 - Perfect Fifth (1.5)
5:8 - Minor Sixth (1.6)
1:1.618 - Golden Section (1.618)
3:5 - Major Sixth (1.667)
9:16 - Minor Seventh (1.778)
8:15 - Major Seventh (1.875)
1:2 - Octave (2)
2:5 - Major Tenth (2.5)
3:8 - Major Eleventh (2.667)
1:3 - Major Twelfth (3)
1:4 - Double Octave (4)