It's the defacto digital design tool in the industry, so they've kind of earned the right to not preface with that information

No you’re wrong, must be thinking of Ligma

A popular UI design tool that UX/UI designers often use to mock up screens to hand to frontend developers who then implement it.

A company Adobe tried to buy $20 billion, because they killed off Fireworks (since they didn't understand its purpose - which gave rise to Sketch) and tried to copy Sketch with XD but failed even when they made it for free (and you know that was only temporary as they hoped it would become more popular).