Sentence Counter

Count sentences and analyze average sentence length to improve readability.

How It Works & Processing Standards

Count sentences and analyze average sentence length to improve readability.

Your input data is never sent to any server and is securely processed on your device.

Current Limits

  • Maximum input length: 2,000,000 characters

Sentence Counter is a 100% free, browser-based online utility. All calculations and file conversions run locally inside your browser (Local-First) without sending data to remote servers, keeping your documents and inputs strictly private.

How to Use Sentence Counter

  1. 1
    Paste WritingEnter your writing into the editor.
  2. 2
    AnalyzeExamine sentence distribution and paragraph structure.

Common Use Cases

  • Editing academic papers to prevent overly convoluted run-on sentences
  • Ensuring clear, accessible writing for copywriting and marketing copy
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