HomeSentence Capitalizer

Sentence Capitalizer

Sentence capitalizer supports sentence-case and word-initial capitalization modes for English emails, copy editing, and content proofreading.

Conversion Modes

Capitalizes the first letter of each sentence while keeping other characters unchanged.

Input Text

Converted Result

Statistics

0

Input Chars

0

Output Chars

0

Input Lines

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Output Lines

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Changed Chars



Documentation

Overview

Sentence Capitalizer normalizes English text casing with multiple conversion modes, useful for emails, copy editing, and publishing checks.

Core Features

  • 4 modes: sentence case, capitalize each word, lowercase then sentence case, first letter upper only.
  • Real-time conversion while typing.
  • Includes character/line and changed-character statistics.
  • Supports paste, copy, and download.

Use Cases

  • Unify capitalization in English emails.
  • Fix inconsistent case in content drafts.
  • Batch-normalize support scripts and knowledge base text.
  • Standardize English fields before export/import.

How to Use

  1. Paste English text.
  2. Select a conversion mode.
  3. Review live output and stats.
  4. Copy or download the result.

FAQ

Will punctuation or numbers change?

No. Only letter case is transformed.

Does it support Chinese capitalization?

It targets English letter casing; Chinese text remains unchanged.

Is data uploaded?

No. All processing runs locally in the browser.