My personal choices for essential system apps 

Rules: no chat apps, no bitcoin, no nostr, no niche specific apps, just alternatives for things that are usually already pre installed.

Feel free to ask about them or share your alternatives
https://image.nostr.build/1d7dcc41818650b6f983ad15e68366a786e0a0639e033e10164f464dad5b744d.jpg
https://image.nostr.build/bde00b5de98c896e2ec01132639e76d318f35fc0fa904ceda8ac7fdcef815b69.jpg
https://image.nostr.build/a95f9ca01aacffa3d63d2612fb56bbc4dcc785de58de5d577db2dfa2a2041688.jpg