Show HN: PostFast – AI-Powered Copywriting Browser ExtensionOctober 28, 2025•1 min read

Streamline Your Promotional Copy in Under 20 Minutes

TL;DR

  • •Generate tailored copy for different platforms (Twitter, LinkedIn, newsletters) from a single product setup
  • •Get AI-powered recommendations on which version to use, with copy scoring and A/B testing
  • •Manage all your promotional content directly in your browser, without jumping between tools

Why it matters

Creators and marketers often struggle to adapt the same product information for different platforms like Twitter, LinkedIn, and email newsletters. This manual process is time-consuming and can result in inconsistent messaging.

Sources

Drafted with AI, reviewed by a human editor. Information only.

Original article: Show HN: PostFast – AI-Powered Copywriting Browser Extension

Drafted with AI, reviewed by a human editor. Information only.

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