Format Converter for Marketer
64 format converter tools hand-picked for Marketer.
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Chinese Numeric Converter
Arabic ⇄ Chinese number — simple (一二三), formal (壹貳參), or amount (金额大写 with 元角分).
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Chinese Zodiac Sign Checker (Sheng Xiao)
Chinese zodiac checker — your animal sign, element, compatibility, lucky numbers/colors by birth year.
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CSS Minifier
Minify CSS — strip comments, whitespace, shorten colors, merge selectors. 30-60% smaller.
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CSV Column Extractor
Upload or paste CSV, keep only selected columns by name or index, and export a smaller privacy-safe file.
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CSV Data Quality Profiler
Upload CSV or TSV and profile missing values, inferred types, invalid cells, duplicate rows, whitespace issues, top values, and numeric outliers.
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CSV Deduplicator
Remove duplicate CSV rows by full row or selected key columns from uploaded files, locally and safely.
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CSV Filter
Filter uploaded CSV rows by column value using contains, equals, or regex, with local browser processing.
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CSV Header Normalizer
Standardize CSV header rows to snake_case, kebab-case, camelCase, or Title Case before imports and scripts.
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CSV Sorter
Sort uploaded CSV rows by a selected column with numeric-aware ordering and local-only processing.
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CSV Stats Summary
Upload CSV and get a quick Markdown profile of filled, missing, unique, numeric, min, max, and average values.
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CSV ⇄ JSON Converter
Convert CSV to JSON or JSON to CSV — handles quoted commas, newlines in cells, custom delimiter — browser-only
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CSV to Markdown Table
Convert uploaded or pasted CSV into clean Markdown tables with quoted-cell support, locally in the browser.
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CSV to TSV Converter
Convert CSV files to tab-separated values while preserving quoted commas, quotes, and multiline cells locally.
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CSV Transposer
Flip CSV rows and columns from uploaded files or pasted data, with ragged-row handling and local output.
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Domain Name Deduplicator
Find duplicates and keep one clean copy of domain names from pasted text or uploaded local files.
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Domain Name Extractor
Extract, dedupe, and export domain names from pasted text or uploaded local files.
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Domain Name List Converter
Convert domain names from pasted text or uploaded local files.
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Domain Name List Validator
Validate and explain issues in domain names from pasted text or uploaded local files.
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Domain Name Normalizer
Normalize, sort, and prepare domain names from pasted text or uploaded local files.
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Email Address Deduplicator
Find duplicates and keep one clean copy of email addresses from pasted text or uploaded local files.
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Email Address Extractor
Extract, dedupe, and export email addresses from pasted text or uploaded local files.
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Email Address List Converter
Convert email addresses from pasted text or uploaded local files.
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Email Address List Validator
Validate and explain issues in email addresses from pasted text or uploaded local files.
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Email Address Normalizer
Normalize, sort, and prepare email addresses from pasted text or uploaded local files.
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Hashtag Deduplicator
Find duplicates and keep one clean copy of hashtags from pasted text or uploaded local files.
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Hashtag Extractor
Extract, dedupe, and export hashtags from pasted text or uploaded local files.
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Hashtag List Converter
Convert hashtags from pasted text or uploaded local files.
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Hashtag List Validator
Validate and explain issues in hashtags from pasted text or uploaded local files.
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Hashtag Normalizer
Normalize, sort, and prepare hashtags from pasted text or uploaded local files.
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HTML Link Extractor
Upload HTML and extract anchors, images, scripts, stylesheets, canonicals, and meta URLs into CSV locally.
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HTML Minifier
Minify HTML — strip comments, whitespace, optional attributes, inline CSS/JS. 40-60% smaller.
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HTML to Markdown
HTML to Markdown — paste rich content, get clean .md with links, code, tables, lists preserved.
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Image Target Size Compressor
Compress one image to a target KB size locally with quality search, automatic downscaling, preview, and download.
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JS Minifier
Minify JavaScript — strip comments, whitespace, optional name shortening. 40-70% smaller.
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JSON to CSV Converter
Turn a JSON array (or object) into clean CSV — flattens nested keys, escapes per RFC 4180, custom delimiter, UTF-8 BOM for Excel — browser-only
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Lunar Calendar Converter (Chinese Nongli)
Gregorian ⇄ Chinese Lunar (Nongli) calendar — bi-directional, accurate 1900-2100.
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Markdown Link Extractor
Upload Markdown and extract inline links, reference links, images, and bare URLs into a local CSV.
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Markdown Table Generator
Build Markdown tables visually — add/remove rows, column alignment, paste from Excel / CSV — browser-only
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Markdown to HTML
Convert Markdown to clean HTML — headings, lists, code, links, images, tables — instant live preview, browser-only
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Phone Number Deduplicator
Find duplicates and keep one clean copy of phone numbers from pasted text or uploaded local files.
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Phone Number Extractor
Extract, dedupe, and export phone numbers from pasted text or uploaded local files.
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Phone Number List Converter
Convert phone numbers from pasted text or uploaded local files.
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Phone Number List Validator
Validate and explain issues in phone numbers from pasted text or uploaded local files.
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Phone Number Normalizer
Normalize, sort, and prepare phone numbers from pasted text or uploaded local files.
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Postal Code Deduplicator
Find duplicates and keep one clean copy of postal codes from pasted text or uploaded local files.
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Postal Code Extractor
Extract, dedupe, and export postal codes from pasted text or uploaded local files.
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Postal Code List Converter
Convert postal codes from pasted text or uploaded local files.
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Postal Code List Validator
Validate and explain issues in postal codes from pasted text or uploaded local files.
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Postal Code Normalizer
Normalize, sort, and prepare postal codes from pasted text or uploaded local files.
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Social Handle Deduplicator
Find duplicates and keep one clean copy of social handles from pasted text or uploaded local files.
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Social Handle Extractor
Extract, dedupe, and export social handles from pasted text or uploaded local files.
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Social Handle List Converter
Convert social handles from pasted text or uploaded local files.
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Social Handle List Validator
Validate and explain issues in social handles from pasted text or uploaded local files.
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Social Handle Normalizer
Normalize, sort, and prepare social handles from pasted text or uploaded local files.
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Timezone Meeting Planner
Plan meetings across timezones — see when everyone's working hours overlap.
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Traditional ⇄ Simplified Chinese Converter
Traditional ⇄ Simplified Chinese — fast, character-level, no API.
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TSV to CSV Converter
Turn tab-separated files into standards-friendly CSV with proper quoting, download, and local processing.
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URL Deduplicator
Find duplicates and keep one clean copy of urls from pasted text or uploaded local files.
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URL Encoder Decoder with Query Parameter Table
Encode, decode, inspect query parameters, process bulk URL lists, and copy clean outputs entirely in your browser.
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URL Extractor
Extract, dedupe, and export urls from pasted text or uploaded local files.
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URL List Converter
Convert urls from pasted text or uploaded local files.
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URL List Validator
Validate and explain issues in urls from pasted text or uploaded local files.
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URL Normalizer
Normalize, sort, and prepare urls from pasted text or uploaded local files.
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URL Query Params Extractor
Extract, deduplicate, inspect, copy, and export query parameters from one URL or many URLs locally.