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22 tools • 本地处理 • 无需上传

English Letter Case ConverterConvert text to UPPERCASE or lowercase in one click, with mi...Chinese/English Symbol ConverterConvert full-width and half-width punctuation both ways: com...Online Emoji RemoverIntelligently detect and strip all emoji and variation selec...Online Word CounterInstantly analyze total characters, characters without space...Literal Newlines to Real LinesRestore literal \n and \r\n escape sequences into real line ...Real Lines to Literal NewlinesConvert real line breaks of multi-line text into literal \n ...Online Bulk Text ReplaceReplace all occurrences instantly with match counting, plus ...Online Text SplitterSplit text by a custom delimiter and rejoin with any connect...Mobile Number Extractor & DeduperSmartly detect and dedupe all 11-digit mobile numbers in any...Online Email ExtractorAuto-detect all email addresses in text with smart dedup and...Universal URL Extractor & DeduperExtract http/https links and www addresses from articles, lo...ID Number Birthday ExtractorSupport mixed 15/18-digit ID numbers, auto-detect and batch ...Batch ID Info Extractor: Birthday/Gender/AgeEnter ID numbers per line or inline; get birthday, gender, a...Online URL ParserInstantly break any URL into protocol, hostname, port, path,...Online Text Info ExtractorSix switchable modes: phone numbers, emails, URLs, numbers, ...Simplified/Traditional Chinese ConverterConvert between Simplified and Traditional Chinese with a bu...Mars Text Converter OnlineTurn Simplified Chinese into fun Mars-text variant character...Circled Letter GeneratorTurn letters into circled decorative characters (Ⓐⓐ) and dig...Random String GeneratorBatch-generate random strings with custom length range, coun...Number Sequence GeneratorGenerate arithmetic sequences with custom start, step and co...Online Text FormatterFour toggleable options: first-line full-width indent, extra...Chinese Pinyin ConverterAccurate polyphone-aware pinyin conversion powered by a prof...