File Tools
Manage files effortlessly: convert, compress, extract, and organize files online. Fast processing with privacy-first design and no uploads.
Audio Tools 1
Audio Converter
Convert audio between MP3, WAV, OGG, AAC, FLAC and OPUS in your browser. Lossless and lossy support, bitrate control, batch ready, no upload required.
Data Tools 3
CSV to Excel
Convert CSV files to Excel (.xlsx) format online. Free browser-based tool to import comma-separated values into spreadsheets with custom delimiters.
Excel to CSV
Convert Excel (.xlsx, .xls) files to CSV format online. Free browser-based tool to export spreadsheets to comma-separated values with custom delimiters.
CSV Splitter
Split large CSV files by rows or size. Extract random or systematic samples from big datasets instantly without uploading.
File Tools 15
7Z Extractor
Extract 7Z, RAR, ISO, TAR, GZ, BZ2, XZ, CAB archives in your browser using libarchive. Preview files, download individually, no upload, total privacy.
Batch Rename
Batch rename files online. Rename multiple files with prefix, suffix, numbering. Free batch file renamer tool. Fast, secure.
File Compare
Compare two text, code, JSON or CSV files line by line with syntax highlighting. Shows additions, deletions and changes in a unified or side-by-side view.
File Compressor
Compress files online to reduce size. Free file compressor. GZIP, ZIP compression. Fast, secure, works in browser. Free online tool.
File Hex Viewer
Open any file as a hex dump in your browser. View offsets, hex pairs, ASCII column. Identify magic bytes, debug binaries, verify file integrity privately.
File Splitter
Split large files into smaller chunks online. Free file splitter tool. Split by size or number of parts. Fast, secure, works in browser.
Hash Checker
Calculate file hashes online. Generate MD5, SHA-1, SHA-256, SHA-512 checksums. Free hash calculator tool. Verify file integrity easily.
Hex File Compare
Diff two binary files byte by byte. Side-by-side hex dump with offsets, ASCII gutter, differences-only filter. 100% browser-side. Verify patches, firmware, downloads.
Merge Files
Concatenate multiple files into one. Reassemble split downloads, combine binary parts in custom order. Browser-side merge — files never uploaded.
Metadata Viewer
Inspect any file's metadata: MIME type, size, SHA-256/MD5 hash, EXIF (images), ID3 (audio), MP4 atoms (video), PDF info — directly in browser, no upload.
RAR Extractor
Open RAR archives in your browser to list and extract files. No upload, no install. Up to 200 MB. See limits for RAR5 password files and use cases.
TAR / GZ Extractor
Extract files from TAR and GZ archives online. Free TAR/GZ extractor tool. Fast, secure, works in browser. Extract TAR, TAR.GZ, TGZ files easily.
Type Detector
Detect file type by analyzing magic bytes. Find actual MIME type and file extension. Verify file authenticity. Free file type detector.
Unzip Files
Extract ZIP archives in your browser. Browse contents, download individual files or bulk-export selected items. JSZip-powered, no upload to server.
Zip Files
Create ZIP archives online. Free ZIP creator tool. Compress multiple files into a single ZIP file. Fast, secure, works in browser.
PDF Tools 5
Excel to PDF
Convert XLSX, XLS, CSV to PDF in the browser. Pick page size, orientation, font, margins. Multi-sheet workbooks supported. 100% local — no upload.
PDF Compare
Compare two PDF files online for differences in pages, file size, metadata, version. Free side-by-side PDF comparison tool, runs in your browser.
Repair PDF
Repair damaged or corrupted PDF files online for free. Fix PDF structure, recover pages, and restore unreadable documents. Fast, secure browser-based tool.
Sign PDF
Sign PDF documents online in your browser. Draw, type or upload a signature image, place on any page, download instantly. 100% client-side, private.
Word to PDF
Convert Word DOCX to PDF in your browser. Custom page size, orientation, margins. Preserves text, headings, images, tables. No upload, fully private.
