Quail is a convenient unit conversion widget for the Today view in Notification Center. Designed to be quick and non-intrusive in all aspects, Quail remembers the last selected measurement units for each conversion type as well as the previously entered conversion values.
Quail can perform the following conversions in various units:
Acceleration
Angle
Area
Concentration of Mass
Electric Charge
Electric Current
Electric Potential Difference
Electric Resistance
Energy
Frequency
Fuel Efficiency
Length
Pressure
Speed
Power
Temperature
Time
Volume
Weight & Mass Both forward and reverse conversions are supported.
What’s new in version 2.0
Updated on Nov 20 2020
Version 2.0:
Updated for Big Sur
No longer a Notification Center widget (Big Sur widgets do not support keyboard input)