Check which version is installed
- Open Chrome’s Extensions menu and choose Manage extensions, or enter
chrome://extensions in the address bar. - Find Normalize Volume and open Details to check its version.
- Compare it with the version on the official Chrome Web Store listing. Chrome manages extension updates; if an update has just rolled out, allow it time to arrive.
This guide covers 1.08, the public release verified on September 8, 2026. It does not announce a new extension release or claim your browser has updated. Routine updates in this version do not automatically open this guide.
Recognize the 1.08 interface
The original logo, compact popup, Audio spike guard switch, and Spike ceiling slider are the interface documented here. The settings gear opens Dark Mode, and the main screen includes Get full range for free and Enter code.
Earlier website illustrations showed a different interface. These pages now use the original 1.08 interface and describe its free email-code flow. This is a website documentation correction, not a change to the extension installed in Chrome.
The controls you will see
Audio spike guard
Turn processing on or off for the tab you are using. The status reads “Audio normalization is active on this tab.” when active, or “Audio normalization is paused on this tab.” when paused.
Spike ceiling
Start at 60%. Lower values clamp harder; higher values let transients breathe. Adjust in small steps while keeping your player and device volume steady. This is not a replacement for your system volume control.
Settings
Select the gear icon to find Dark Mode. This changes the popup appearance, not the audio processing. Use the home icon or back arrow to return to the audio controls.
Full range is a free email-code unlock
The included range is 40–90%. Version 1.08 offers 10–100% through Get full range for free—not a paid protection trial.
- Open the extension and select Get full range for free.
- Read the email notice: continuing means agreeing to receive Esrok security tips and setup emails. If you want to proceed, enter your email and select Continue free.
- Enter the code you receive and choose Verify & unlock. The code is not case-sensitive. If you already have it, choose Enter code from the main popup.
You can keep using the included range without signing up. The unlock window also offers a reminder in seven days. If the message is missing, check spam and use Resend code or Change email. Never share your code with support.
If the audio does not sound right
No sound at all
Check the website player, Chrome’s tab mute setting, and your selected output device first. Pause Audio spike guard to compare. If needed, reload the media page and activate it again.
No noticeable difference
Open the popup from the tab actually playing sound. Compare the same short passage with processing on and off, without changing system volume. Audio that is already even may change very little.
A page cannot be captured
Try an ordinary video or podcast page. Chrome internal pages and restricted media may not be available for tab capture. Normalization cannot repair clipped recordings, remove background noise, or restore missing audio.
NORMALIZE VOLUME · 1.08