X 4.2.1 | Coherence

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

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

Resolved an issue where existing tabs were lost during the app update process; improved behavior when opening new tabs within an isolated app. : Apps created with this version began remembering

: 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 . : Users of the 4

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

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

: Improved support for importing extensions and profiles from multiple Chromium browsers (beyond just standard Chrome), resolving common errors when Chrome was not the primary system browser. Key Features and Fixes Feature Area Specific Improvement App Signature