You can get MIDI keyboard with 88 weighted keys.
Also, there are plenty of electric pianos, like the Wurlitzer or Rhodes, that have leas than 88 and only semi-weighted keys.
Also, there are plenty of electric pianos, like the Wurlitzer or Rhodes, that have leas than 88 and only semi-weighted keys.
Of course, whether you would want to use the OP's app in some giant cathedral is another question.