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Convert Essentials

Discover essential Convert tools — all free, run locally, no sign-up required.

• 📦 Archive Extractor Extract ZIP, RAR, 7z, tar.gz archives online. Browse directory tree, preview file info, download individually or in batch. All processed locally.
• 🎵 Audio Converter Batch audio converter — add multiple files at once and convert them all to MP3/WAV/FLAC/OGG/AAC in one click. All in the browser, nothing uploaded.
• 📚 Book to PDF Photograph a physical book page by page with your phone camera. Page edges are detected automatically for perspective correction, B&W enhancement and two-page spread splitting, everything is stored in a local bookshelf you can read page by page, and the whole book exports to PDF or an image pack in one click — photos never leave your browser.
• Aa Case Converter Convert text between camelCase, snake_case, UPPER, and more
• 🎨 Color Converter Convert HEX/RGB/HSL/HSV colors with picker and contrast check
• ⇄ CSV ↔ JSON Convert between CSV and JSON formats
• 📋 CSV to Excel Convert CSV / TSV text or files to Excel (.xlsx). Supports multiple sheets, header styles, frozen rows, and auto column widths. Runs locally.
• 📖 EPUB/TXT Converter Turn EPUB books into plain text, or pack a TXT novel into an EPUB with auto chapter detection — all in your browser
• 📸 Excel to Image Render every Excel sheet as a high-resolution PNG image. Supports password-protected files, merge into one tall image, or download sheets as a ZIP. 100% in-browser.
• 📊 Excel to Markdown Upload an Excel file, auto-convert to a Markdown table
• 📄 Excel to PDF Export Excel / CSV files as PDF. Supports multi-sheet, custom page size, orientation, and styles. Runs locally.
• 📁 Folder Structure Generator Parse indented or ASCII tree text into a directory tree and output Markdown/Tree/JSON/YAML.
• 🏷️ HTML Entity Codec Encode/decode HTML entities: named, decimal, and hex formats
• 🔄 HTML to Markdown Convert HTML content to clean Markdown format
• 🗜️ Image Compress Online image compression tool powered by picDone, supports JPG/PNG/WebP/GIF with before/after comparison
• 🖼️ Image to Base64 Upload an image and get its Base64 encoding, supports reverse decode
• ↵ Line Ending Converter Convert between CRLF, LF, and CR line endings with auto-detection
• 📄 Markdown to HTML Convert Markdown to HTML with live preview
• 🔢 Number Base Converter Convert numbers between binary, octal, decimal, and hexadecimal
• 📎 PDF Merge Merge multiple PDF files into one. Reorder files, set per-file page ranges, and download the result. Free & runs locally.
• 🖼️ PDF to Image Render each PDF page as a high-quality image. Choose PNG/JPG/WebP, DPI, and quality. Download pages individually or as a ZIP. Fully in-browser.
• 📄 PDF to Text Extract text from PDF files with page-by-page view, page range selection, page break markers, and download as .txt
• ⏱️ Time Calculator Calculate date intervals, convert time units, and add or subtract dates with instant, click-to-copy results
• 🕐 Timestamp Converter Convert Unix timestamps to/from readable dates, seconds or milliseconds
• 🌍 Timezone Converter Convert times between world timezones with UTC offset display
• 📏 Unit Converter Convert length, weight, temperature, area, and storage units
• 🔗 URL Codec URL encode and decode using encodeURIComponent
• 🎞️ Video Album Combine photos and clips with BGM and captions into a downloadable MP4 — entirely in your browser, nothing uploaded.
• 🗜️ Video Compressor Browser-based video compressor powered by FFmpeg.wasm. Reduce MP4/MOV/WebM file size with one-click presets. Files never leave your device.
• 🎬 Video Converter Browser-based video format converter powered by FFmpeg.wasm. Convert between MP4, WebM, MKV, MOV, AVI and GIF, extract audio, and tune codec, CRF, resolution and frame rate. Nothing is uploaded.
• 🎬 Video to Audio Extract audio from video files (MP4, WebM, MOV, etc.) as WAV, MP3 or AAC (M4A). Includes waveform preview, region trimming and channel options. Fully browser-based, no upload needed.
• 🎞️ Video to GIF Convert MP4/WebM/MOV/AVI to animated GIF in-browser with FFmpeg WASM. Trim time range, crop frame region, set FPS, width and quality. No upload needed.
• 🖼️ Extract Images from Word Extract all embedded images from a Word .docx file. Download individually or as a ZIP. 100% in-browser.
• 📄 Word to Markdown Upload a .docx file, auto-convert to Markdown format
• ⇄ YAML ↔ JSON Convert between YAML and JSON formats in both directions

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