Coherence X 4.2.1 May 2026

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

Released in late 2021, (including its minor point releases like 4.2.1) represented a major performance-focused update for BZG's site-specific browser (SSB) tool. This version solidified the software's transition into a high-performance utility for turning websites into standalone macOS applications powered by Chromium-based backends. Core Update Objectives Coherence X 4.2.1

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

Fixed a critical bug where updating created apps would break their digital signature. Turn Any Website Into A Standalone App |

: 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

: 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 .

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

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