In Gimp for example you create a layer for every size (one layer for 16x16, one for 32x32, etc.) then you export as .ico and you will get a dialog where you can choose which layers you want to export.
pegperegogaucho
ah okay
pegperegogaucho
i dont really use ginp
adrientd
There are also other tools for making icons with different size
adrientd
There's even one built-in in Visual Studio
adrientd
even though it is really basic
adrientd
There's also IcoFX that I remember using years ago but it costs money
pegperegogaucho
you paid money for that?
adrientd
No
adrientd
I believe there's an old version you can use for free
pegperegogaucho
but you paid money for the romaster
pegperegogaucho
oh okay
pegperegogaucho
i thought it was paid back then
adrientd
yeah, I think there was a free version but it has some limitations