Case Converter Online
Convert text capitalization with one click between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, and kebab-case.
Open ToolAccurately count words, characters with/without spaces, paragraphs, and calculate estimated reading and speaking time in real time.

Never exceed title or meta description character bounds. Automate text length audits across all digital channels.
Enter your article, essay, or social media caption into the large text editor.
The counters for words, characters, paragraphs, and reading time update automatically on every keystroke.
Easily copy your formatted text to clipboard or clear the editor to start fresh.
Optimize your copy for search engines and social platforms using standard character and word count guidelines:
| Platform / Channel | Optimal Limit | Hard Maximum | Best Practice Recommendation |
|---|---|---|---|
| Google SEO Meta Title | 50 – 60 chars | 600 pixels (~70 chars) | Keep primary keyword within the first 40 characters to avoid truncation. |
| Google SEO Meta Description | 140 – 160 chars | 960 pixels (~160 chars) | Include clear call-to-action (CTA) and relevant semantic keywords. |
| Twitter / X Post | 70 – 100 chars | 280 chars (4,000 for Premium) | Short, punchy tweets generate higher retweets and engagement rates. |
| LinkedIn Post | 1,200 – 1,600 chars | 3,000 chars | Place hook within the first 140 characters before the 'see more' fold. |
| Instagram Caption | 125 – 150 chars | 2,200 chars | Keep essential message visible before the 125-character cut-off. |
Accurately parses words and letters across English, accented Vietnamese, and international scripts.
Instant calculation with zero lag even for lengthy documents with tens of thousands of words.
Computes estimated reading time (~200 wpm) and presentation speech time (~130 wpm).
Your text never leaves your device. All calculations run strictly in client-side memory.
Clear answers about using this tool and automating workflows with RunMacro.
Reading time is calculated using an average adult reading speed of 200 words per minute. For example, a 600-word article takes approximately 3 minutes to read.
Speaking time is calculated using the average conversational presentation speed of 130 words per minute, ideal for preparing speeches and podcast scripts.
No. The Word Counter runs 100% locally in your browser memory. Nothing is ever sent to any remote server or stored in cookies.
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