Ivan Gavrilov/CalcKit: All-in-One Calculator

Minutes per mile 
Seconds per metre 
Seconds per yard 
Seconds per 100m 
Seconds per 100yd 
Minutes per km 
Kilometres per hour

Dp 
Mdpi 
Hdpi 
Xhdpi 
Xxhdpi 
Xxxhdpi

Bel 
Decibel 
Neper

Twip 
Character X 
Character Y 
Pixel X 
Pixel Y 
Pica (Computer) 
Pica (Printer) 
PostScript Point 
Point (Computer) 
Point (Printer) 
En

Barrel dry (US) 
Pint dry (US) 
Quart dry (US) 
Peck (US) 
Peck (UK) 
Bushel (US) 
Bushel (UK)

Board feet 
Cord 
Cord (80 ft³) 
Cord feet 
Cunit 
Pallet 
Cross tie 
Switch tie 
1000 feet² (1/8-inch panels) 
1000 feet² (1/4-inch panels) 
1000 feet² (3/8-inch panels) 
1000 feet² (1/2-inch panels) 
1000 feet² (3/4-inch panels)