When Not to Move a Windows App to the Web: A Decision Table and the Practical Answer of Splitting (archived 2026-07-27)

Requests to move in-house Windows apps to the web are increasing, but for apps built around device integration, local file processing, offline operation, or fast-input UI, migrating to the web can raise costs and degrade functionality. From the practical perspective of contract Windows development, this article organizes a decision table for cases that suit and don't suit web migration, and presents a realistic alternative: a split architecture that puts only part of the app on the web instead of migrating everything. Archived version of https://comcomponent.com/en/blog/windows-app-web-migration-decision/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-07-10.