[kaashif]

Maybe that's what they meant. If so, they are confused about what open source means.

Selling open source or free software is fine.

https://www.gnu.org/philosophy/selling.en.html

[the_common_man]

So all their features are open-source?

[fl0id]

yes. there's at least 2 different ios apps, and one of those might not be (from another dev)