Having an independent testing team from outside is always better than an in-house testing team to avoid problems that eventually impact the quality. Unbiased evaluation of the software helps to eliminate possible defects.
Focus On The Core Business
By Outsourcing testing operations, the stress attached to the QA work is much reduced. This helps the key resources to continue focus on more value added objectives of the primary business.
Minimized HR Expenditure
The HR expenses and effort is considerably reduced as the problem of hiring pool of resources having specific skill, experience and areas of expertise is completely discharged. Moreover, training the existing workforce for the new technologies, tools and requirement is avoided.