Definitely, you could translate all reviews in reviews box into another language that you want via Third-party apps translation easily and quickly.
Even if your reviews being shown in multiple languages in the review box but you want your target customers could view and read all reviews easily on their own language.
Absolutely, Transcy app could help you with it just some simple steps for setup and some tips below:
Make sure that you have set up your translation properly.
Kindly refer to this article for more guidance on how to set up the language translation
And you have turned on "Translate Third-party apps elements" button.
Please note that Third-party Elements is available from Essential plan.
For more details about this feature, please click here.
You could choose a suitable store language matching which you want in Visitor's Language Detection.
For more tips about Visitor's Language Detection option, please click here.
Then, as a result, your customer could view the review box on their own language easily just select the language on Switcher.
Should you need further support, please feel free to contact us via live chat or email us at firstname.lastname@example.org