Substack Reader Switcher v1.1.0

First public release. A floating pill button on every Substack post that flips between the publication webpage and the built-in reader (audio player) — in both directions.

Install

1. Download substack-reader-switcher-v1.1.0.zip below and extract it — you get a folder with the extension files.
2. Chrome / Edge / Brave / Opera / Vivaldi: open chrome://extensions, enable Developer mode, click Load unpacked, and select the extracted folder.
3. Firefox (109+): open about:debugging#/runtime/this-firefox, click Load Temporary Add-on..., and select manifest.json inside the extracted folder. Then allow site access in about:addons → the extension → Permissions.

No account, no permission dialogs, no data collection.