Coherence — X 4.2.1

The 4.2.x cycle shifted focus from new feature bloat to .

: The Coherence creation tool was updated to allow relaunching after being closed without requiring a full application restart. Coherence X 4.2.1

: BZG recommends using the Coherence Updater (accessible via the Coherence menu bar) to ensure that apps built with version 4.2.x receive necessary security patches for their Chromium backends. Turn Any Website Into A Standalone App | by Mad Machine Turn Any Website Into A Standalone App |

While Coherence X 4.2.1 addressed stability for macOS versions like Big Sur and Monterey, it has since been superseded by (released September 2025). : Users of the 4

Enhanced "Incognito" app modes, allowing for isolated workspaces that do not share cookies or history with the main browser. Legacy and Evolution

: Apps created with this version began remembering both their window size and screen position between launches.

: Users of the 4.x series are often eligible for discounted upgrades to X5, which introduces a redesigned interface for macOS 26 ("Tahoe") and support for Ungoogled Chromium .