As adverbs the difference between concurrently and synchronously
is that concurrently is in a concurrent manner; at the same time while synchronously is in a synchronous manner; an action as carried out with synchrony; in phase or at the same time.
concurrently
English
Adverb
(-)
in a concurrent manner; at the same time
synchronously
English
Adverb
(
en adverb)
In a synchronous manner; an action as carried out with synchrony; in phase or at the same time.