[bArray]

@alecdibble Could you try LibreOffice's Calc [1]? It's my daily driver in Linux, it mostly works well as an excel replacement but I'm interested to see how well it does on a Mac.

[1] https://www.libreoffice.org/download/download/

[xrftghvb]

Maximum number of Rows per worksheet = 1 048 576 (2^20).

[bArray]

Apparently you should be able to go way above this [1].

[1] https://stackoverflow.com/questions/41213869/where-to-find-t...