In the same category of glitchy delays falls the Red Panda Particle. I’m currently selling my V1 which can’t be synchronized to tempo.
But on their website it is said that the V2 will be able to sync to clock, although not with the initial firmware:
https://redpandalab.freshdesk.com/support/solutions/articles/43000485457-does-the-particle-2-receive-midi-clock-
So that is/(will be) a contender too!