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Long Post Splitter

Split long text into segments that fit X.com (Twitter) and other social media character limits, with weighted counting for CJK, emojis, and URLs.

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How to Use

  1. Paste or type your long text in the input area.
  2. Select the character limit: 280 for X.com posts, or set a custom value for other platforms.
  3. Choose a split mode: paragraph preserves structure, sentence breaks at sentence boundaries, word splits at word boundaries.
  4. Choose a numbering format (1/N or (1/N)) and optional line break for thread posting.
  5. Click Split and copy each segment to post as a thread.

Features

  • X.com weighted character counting: CJK and emojis count as 2, URLs count as 23
  • Four split modes: paragraph, sentence, word, and character boundaries
  • Automatic segment numbering (1/N, 2/N, ...) for thread posting

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