mkonstantinow

3 listings we've seen · as of 4 Oct 2026. This is the maker name shown on the store, not proof of who owns the company.

Just for Fun

Change every font on the website to Comic Sans.

Workflow & Planning

Rozszerzenie przeliczające na żywo kursy walut na każdej stronie.

Workflow & Planning

Browser extension that allows you to effortlessly highlight, annotate, and save your favorite text snippets from any webpage.