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Convert text to UPPERCASE or lowercase in one click, with mi...

Convert full-width and half-width punctuation both ways: com...

Intelligently detect and strip all emoji and variation selec...

Instantly analyze total characters, characters without space...

Restore literal \n and \r\n escape sequences into real line ...

Convert real line breaks of multi-line text into literal \n ...

Replace all occurrences instantly with match counting, plus ...

Split text by a custom delimiter and rejoin with any connect...

Smartly detect and dedupe all 11-digit mobile numbers in any...

Auto-detect all email addresses in text with smart dedup and...

Extract http/https links and www addresses from articles, lo...

Support mixed 15/18-digit ID numbers, auto-detect and batch ...

Enter ID numbers per line or inline; get birthday, gender, a...

Instantly break any URL into protocol, hostname, port, path,...

Six switchable modes: phone numbers, emails, URLs, numbers, ...

Convert between Simplified and Traditional Chinese with a bu...

Turn Simplified Chinese into fun Mars-text variant character...

Turn letters into circled decorative characters (Ⓐⓐ) and dig...

Batch-generate random strings with custom length range, coun...

Generate arithmetic sequences with custom start, step and co...

Four toggleable options: first-line full-width indent, extra...

Accurate polyphone-aware pinyin conversion powered by a prof...