GnuCash
Also on WindowsAccounting for small businesses and personal finances.
Installs from Ubuntu's own software archive.
Looking for QuickBooks on Linux? GnuCash does the same job for free, and TuxPick installs it for you.
Install GnuCash with TuxPickIt works on Ubuntu 22.04 and 24.04, and on systems built on them like Zorin OS and Pop!_OS.