Unit Converter
Convert 12 measurement categories including length, mass, temperature, area, volume, speed, time, pressure, energy, power, data and angle.
Open Tool →Convert formats, work with archives, inspect files, verify checksums and handle common file utilities in one place.
Convert 12 measurement categories including length, mass, temperature, area, volume, speed, time, pressure, energy, power, data and angle.
Open Tool →Encode text to Base64 or decode Base64 back to text.
Open Tool →Bundle multiple files into a compressed ZIP archive.
Open Tool →Extract files from ZIP archives in your browser.
Open Tool →View filenames and folders stored inside a ZIP archive.
Open Tool →Bundle multiple files into a standard uncompressed TAR archive directly in your browser.
Open Tool →Read a TAR archive locally and download the extracted files in a convenient ZIP package.
Open Tool →Create a GZIP-compressed TAR archive from multiple local files in your browser.
Open Tool →Decompress TAR.GZ archives locally and download the extracted files as a ZIP package.
Open Tool →Compress any file into a standard GZIP .gz archive directly in your browser.
Open Tool →Decompress a GZIP .gz file locally and download the original data.
Open Tool →Convert ZIP to TAR online free with Tool Digital Hub server processing. Real conversion engine, automatic download and temporary-file cleanup.
Open Tool →Convert TAR to ZIP online free with Tool Digital Hub server processing. Real conversion engine, automatic download and temporary-file cleanup.
Open Tool →Convert ZIP to TAR.GZ online free with Tool Digital Hub server processing. Real conversion engine, automatic download and temporary-file cleanup.
Open Tool →Convert TAR.GZ to ZIP online free with Tool Digital Hub server processing. Real conversion engine, automatic download and temporary-file cleanup.
Open Tool →Look up common MIME types from file extensions or vice versa.
Open Tool →Identify common file types, MIME types and categories by extension.
Open Tool →Inspect a data URI and export its media type, encoding and size details.
Open Tool →Encode text as URL-safe Base64 or decode Base64URL values locally.
Open Tool →Convert documents, images, audio, video, PDFs and archives from one format-aware server converter.
Open Tool →Convert up to eight compatible files in one batch and download the results as ZIP.
Open Tool →Create ZIP, TAR, TAR.GZ or 7Z archives from multiple files.
Open Tool →Safely extract ZIP, TAR, TAR.GZ, TGZ, GZ and 7Z archives.
Open Tool →Convert archives between ZIP, TAR, TAR.GZ and 7Z formats.
Open Tool →Inspect file type, hashes and format-specific PDF, image, media, Office or archive metadata.
Open Tool →Convert a public webpage to PDF with a real headless Chromium browser.
Open Tool →Calculate SHA-1, SHA-256, SHA-384 and SHA-512 checksums for any file locally.
Open Tool →Verify a file against an expected SHA-1, SHA-256, SHA-384 or SHA-512 checksum.
Open Tool →Inspect browser MIME information, filename extension and magic-byte file signature.
Open Tool →Detect common file formats from magic bytes at the start of a file.
Open Tool →Compare a filename extension with the file signature detected from its bytes.
Open Tool →Find exact duplicate files by calculating SHA-256 hashes locally.
Open Tool →Safely inspect a public remote file URL, MIME type, size, hashes and file signature.
Open Tool →Calculate SHA-256 and SHA-1 checksums for a safely fetched public remote file.
Open Tool →Convert text files between Unix LF and Windows CRLF line endings.
Open Tool →Encode any file as Base64 locally in your browser.
Open Tool →Decode Base64 text back into downloadable file bytes.
Open Tool →Convert any file into a complete data URI locally.
Open Tool →Decode a data URI and download the original file bytes.
Open Tool →Safely fetch a direct public file URL through Tool Digital Hub and download it.
Open Tool →Download the same file bytes with a different filename extension without altering content.
Open Tool →Split a file into smaller downloadable binary parts directly in your browser.
Open Tool →Join binary file parts in the exact order you select them.
Open Tool →Rename up to eight files with a pattern and download the renamed set as a ZIP.
Open Tool →Create a compressed .7z archive from up to eight files using the server 7-Zip engine.
Open Tool →Safely extract a .7z archive and download the extracted contents as a ZIP.
Open Tool →List filenames, sizes and folders inside a 7Z archive without manually extracting it.
Open Tool →Safely extract a supported RAR archive on the server and download its contents as ZIP.
Open Tool →Inspect the file list and sizes stored inside a supported RAR archive.
Open Tool →Create an AES-encrypted 7Z archive with encrypted filenames from selected files.
Open Tool →Convert a ZIP archive to the 7Z format using safe temporary extraction and repacking.
Open Tool →Convert a 7Z archive into a widely compatible ZIP archive.
Open Tool →Convert a TAR archive into a compressed 7Z archive.
Open Tool →Convert a 7Z archive into an uncompressed TAR archive.
Open Tool →Convert TAR.GZ or TGZ archives into 7Z format.
Open Tool →Convert a 7Z archive into a compressed TAR.GZ archive.
Open Tool →Generate a JSON manifest containing archive entry names and sizes.
Open Tool →Calculate an archive SHA-256 checksum and summarize its entry count and byte size.
Open Tool →Find duplicate archive entry paths using case-insensitive filename comparison.
Open Tool →Check archive paths for traversal, absolute paths and unsafe extraction names.
Open Tool →Compare archive size with stored entry sizes and list the largest entries.
Open Tool →Count file extensions stored inside an archive and export the report as JSON.
Open Tool →Estimate archive compression ratio and saved percentage from stored entry sizes.
Open Tool →Count files, directories and total entries inside an archive.
Open Tool →Inspect, transform or validate developer data with filename mime guesser locally in your browser.
Open Tool →Free local base64 validator pro with instant browser processing and no account required.
Open Tool →Free local base64 padding fixer with instant browser processing and no account required.
Open Tool →Inspect, validate, or transform developer data with base64 payload size estimator locally in your browser.
Open Tool →Write title, creator, description, keywords and XMP metadata to supported files.
Open Tool →Extract a RAR archive with 7-Zip and package its files into a standard ZIP archive.
Open Tool →Convert a date and time between IANA time zones with daylight-saving support.
Open Tool →No matching tools found.
Format and unit converters help move information between compatible representations. A conversion can change structure, compression, metadata, precision, or supported features, so check the output instead of assuming every source feature survives.
Start with the tool that matches the exact task rather than the broadest-sounding option. After processing, check the output in the application or platform where it will actually be used. This simple review catches compatibility, layout, quality, and formatting issues that a successful download alone cannot confirm.
Use these guides to choose settings, understand trade-offs and check the result after processing. They focus on real workflow decisions rather than repeating the tool interface.