AutoHotKey can be installed and used for free on Windows. If you want to use AI but don't like the idea of a third party using your queries or data to train their LLMs, consider the open-source Ollama ...

For something as simple as setting a timer, the built-in apps on our computers can be awfully fiddly. Usually you have to open a Clock app first, then navigate to a separate tab for timers. After that ...