WinRAR made the endless free trial famous, but these apps did better
https://www.makeuseof.com/winrar-made-the-endless-free-trial-famous-but-these-apps-did-better/
- Sublime Text
The code editor that made developers normalize not paying
https://www.sublimetext.com/ - VLC
The media player that quietly became a full production toolkit
https://play.google.com/store/apps/details/VLC_for_Android?id=org.videolan.vlc&hl=en_NZ&cjevent=4215df5b50fa11f1805f012c0a18b8f8 - KeePassXC
The password manager doing the job of three paid apps at once
https://keepassxc.org/ - LibreOffice
The office suite that made a $150-per-year expense completely optional
https://www.libreoffice.org/ - Audacity
The audio editor that professional podcasters refuse to stop using
https://www.audacityteam.org/
(And I’d like to add Irfanview)