Direct answer
A standalone CRM is a manually maintained contact list with notes attached. NiyuSuite CRM sits on the same customer record as every sale, invoice, and support ticket, so a rep sees real purchase history and account balance, not just whatever was typed in during the last call.
When a standalone CRM is genuinely fine
A pure services business with no POS or inventory to connect may not gain much from the integration — a dedicated CRM built for that use case can be a better fit. NiyuSuite CRM earns its advantage specifically when there's real transaction data to build on.