Free online conversion tools for developers. No signup required, runs in your browser.
Convert Unix timestamps to human-readable dates and vice versa - a client-side Unix timestamp converter that runs in your browser.
Convert numbers between binary, octal, decimal, hex and custom bases - a client-side number base converter that runs in your browser.
Convert CSV files to Excel (XLSX) format - a client-side CSV to Excel converter that runs in your browser, no upload required.
Convert Excel files (XLS, XLSX, XLSB, ODS) to CSV - a client-side Excel to CSV converter that runs in your browser, no upload.
Convert Excel files (XLS, XLSX, XLSB, ODS) to JSON - a client-side Excel to JSON converter that runs in your browser, no upload.
Convert Word documents (DOCX) to PDF - a client-side Word to PDF converter that runs in your browser, no upload to server.
Merge multiple PDFs into one or split a PDF into pages - a client-side PDF merger that runs in your browser, no upload.
Convert Markdown to PDF with themes and export - a client-side Markdown to PDF converter that runs in your browser, no upload.