Helpful for some of the use case, not all. Quite a few phone numbers came back disconnected. Bought it while building a ryder locations prospecting workflow for United Kingdom. Asked support how to flag the closed-storefront rows.
Sorry to hear it didn't meet expectations, we treat this kind of feedback as a defect, not a one-off. Please open a Support ticket from the Help menu — paste a row sample of what failed and we'll credit those rows or re-export the file from a fresh pull.