Qalculate!
4.8#19 in scientific calculator appsLinuxmacOSWindows
VisitQalculate! vs Wolfram|Alpha
Wolfram|Alpha
5.4#4 in scientific calculator appsAndroidiOSWebmacOS
VisitPick Qalculate! if…
You want what its maker publishes above — check its page for the details.
Pick Wolfram|Alpha if…
You want what its maker publishes above — check its page for the details.