The only option that lets you dial heat to exactly zero — homemade chili crunch is praised as 'pretty great' and fully customizable for mild palates. NYT and Reddit both endorse making your own.
If you want guaranteed mild heat with full flavor control, making your own is the move — the base recipe is mild by default and you can keep it that way.
“It's pretty great. I will note that as-written it is a pretty darn mild chili crisp - the idea being to amp it up if you like”