Streamline Substack Posting with Amplifier

Amplifier — Substack Cookie Sync is a Chrome extension designed to enhance the workflow for content creators using Substack. This free tool allows users to sync their Substack session to Amplifier with a single click, enabling direct posting and scheduling of Substack Notes without the need for manual copy-pasting. Key features include smart scheduling for queued posts, support for sharing and commenting on other posts, and the ability to include image attachments in your content. Additionally, it bypasses certain security checks, ensuring that posts appear as legitimate browser requests.

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To utilize the extension, users must sign into Substack in their browser, click the Amplifier extension icon, and sync their Substack cookies to Amplifier. The extension prioritizes user privacy and security by only accessing cookies upon explicit user action and requiring secure authentication. It is particularly beneficial for content creators and marketers aiming to optimize their Substack articles for social media across multiple platforms.

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App specs

  • License

    Free

  • Version

    1.0.11

  • Latest update

  • Platform

    chrome

  • Language

    English

  • Developer

Program available in other languages



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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Is Amplifier — Substack Cookie Sync safe?

100/100

Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

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Scan Info

Last scan
Sunday, April 26, 2026
Scan provider
VirusTotal

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Amplifier — Substack Cookie Sync has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware. For more information, visit our Security and Trust Center