I found why the app stucks.

[op06072]

If user set the length that is too long when using the 'Lorem Ipsum Generator', the length is stored in 'Userdefaults' and causing stuck to generate that huge amount of samples even if the app is restarted.

[veler]

Hi,

DevToysMac is now archived and deprecated. We just released DevToys 2.0 for Windows, Mac and Linux. This issue may or may have not been addressed in the new version. If the issue persist, we encourage to open a new issue on https://github.com/DevToys-app/DevToys or https://github.com/DevToys-app/DevToys.Tools

See more information about DevToys 2.0 here: https://devtoys.app/blog/announcing-devtoys-2.0-preview