I have. Used to run my Blackstar on a crunchy tone with either an OD-808 for tighter, aggressive sound or a Fulltone OCD for a more Marshall-y, old-school sound. Sold the OCD after I got my Friedman, kept the 808 for a bit but replaced it last year with a Plumes by Earthquaker Devices. It's a TS-style overdrive too, but with a 3-position switch for different "voices" and overall I found it a little less harsh sounding than the Maxon.
Over here they're near enough the same price, this might help you choose between the two: