Luminus

Text tools

Quick text manipulation without opening an editor: count words and characters, change case, generate lorem ipsum placeholder, run find and replace, convert Markdown to HTML, and turn any string into a URL-safe slug. Paste your text, get the result, copy it back out. Every tool runs in your browser and keeps your content private.

24 free tools · no sign-up

Words, characters, sentences, and reading time as you type.

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Convert text between UPPERCASE, camelCase, snake_case, kebab-case and more.

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Generate placeholder text by paragraphs, sentences, or words.

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Find and replace text with regex, case options, dedupe and sort lines.

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Convert Markdown to HTML with a live preview and source output.

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Generate bold, cursive, script, gothic and double-struck unicode styles.

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Convert normal text to ꜱᴍᴀʟʟ ᴄᴀᴘꜱ unicode text instantly.

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Create superscript (ᵗⁱⁿʸ) and subscript (ₜᵢₙᵧ) text for bios and social posts.

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Flip your text upside down (ɟןıd) and reverse it.

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Reverse letters, words, or lines of text instantly.

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Copy zero-width spaces or blank characters for blank names or empty bios.

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Translate plain English text to Morse code and vice versa.

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Remove line breaks and clean up extra whitespace in your text.

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Encrypt or decrypt text using Caesar or ROT13 cipher shifts.

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Count sentences, paragraphs, words, and characters in your text.

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Capitalize headlines according to Chicago, AP, or standard styling.

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Convert normal text to binary code and binary back to text.

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Sort lines of text alphabetically and remove duplicate lines.

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Count occurrences and density percentages of each word in a text.

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Convert spoken voice into written text in real-time in your browser.

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Convert written text into spoken audio waves with customized speed and voices.

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Convert subtitle file formats between SRT and WebVTT structures.

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Shift all timestamps in an SRT subtitle file forward or backward.

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Load, edit, and save subtitle timings and text interactively.

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Why use these text tools?

  • Instant counts and transforms — word and character totals update live, useful for meta descriptions, tweets, and essays with limits.
  • Practical conversions: Markdown to clean HTML and titles to lowercase, hyphenated slugs ready for URLs.
  • Your text is never uploaded — safe for drafts, private notes, and unpublished copy.

Frequently asked questions

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