Not wrong but something about it sounds off. Not sure why. Maybe it's "computational technique" which sounds odd but maybe is the correct form in this context that I am unaware of. Another suggestion could beI have used this computational technique both alone and coupled with another one.
|(computer program: independent, separate) (informatica: software)||stand-alone agg invar|
|This stand-alone software will function offline.|
|Questo software stand-alone funziona anche offline.|