Virtual Cache is a free program for home finances management. It helps keep records about credit and debit cards, also it analyze income and expenses. The program is written on java and can be used on all operating systems, supported by java.
...Demo: https://dragonfrugal.org/open-crypto-tracker
MINIMUM specs: 1 Ghz CPU / 512 Mb RAM / Quality 16 Gb MicroSD / Nginx or Apache headless / PHP v7.2+
Debian-based Auto-Install ("Terminal" app in your system menu, or over remote SSH):
(RECOMMENDED WAY TO PRIVATELY / CHEAPLY USE APP ON INTERNAL / HOME NETWORK)
wget --no-cache -O FOLIO-INSTALL.bash https://tinyurl.com/install-crypto-tracker
chmod +x FOLIO-INSTALL.bash
sudo ./FOLIO-INSTALL.bash