Microsoft Perpetual is a life-of-hardware license for a one-time purchase fee, whereas Microsoft 365 is a subscription model with frequent updates. Allegient Services assists in deciding between them on the basis of flexibility, pricing, and update needs. Perpetual is ideal for stability; 365 is ideal for companies requiring cloud-based collaboration tools.

Microsoft Perpetual is a life-of-hardware license for a one-time purchase fee, whereas Microsoft 365 is a subscription model with frequent updates. Allegient Services assists in deciding between them on the basis of flexibility, pricing, and update needs. Perpetual is ideal for stability; 365 is ideal for companies requiring cloud-based collaboration tools.