Converters

Convert Word (.docx) to PDF and PDF to Word in your browser — files never leave this tab.

Approximate conversions between percentage marks and 10-point or 4.0 GPA scales.

Convert one civil date and time across IANA zones, with UTC offsets and a DST-change hint — privately in your browser.

Convert Unix seconds and milliseconds to UTC, local, and IANA time zones — plus ISO-8601, RFC 2822, and relative time. Runs in your browser.

Encrypt and decrypt text with AES-GCM or AES-CBC locally. Passphrase (PBKDF2) or raw keys, custom IV/salt, and portable JSON packages.

Convert text to UPPERCASE, lowercase, Title Case, sentence case, camelCase, snake_case, or kebab-case.

Convert colors between HEX, RGB, and HSL with live preview — runs locally in your browser.

Convert large Excel workbooks (.xls / .xlsx) to CSV and rebuild .xlsx from CSV or TSV — privately in your browser, without uploading.

Encode special characters to HTML entities or decode entities back to plain text in your browser.

Convert JSON arrays to RFC 4180 CSV (or TSV) with nested flattening, then reverse CSV back to JSON — privately in your browser.

Convert JSON to YAML or YAML back to formatted JSON for configs and API payloads.

Decode JSON Web Token header and payload locally — no signature verification.

Convert between binary, octal, decimal, hex, and custom radices (2–36) with bit width, endian views, and bitwise operations.

Convert repeating XML records to CSV (or TSV) with nested flattening, then reverse CSV back to nested XML — privately in your browser.

Convert images to AVIF or decode AVIF to JPG, PNG, and WebP in your browser — private, free, powered by FFmpeg.

Convert an image to a Blob (JS snippet, data URL, or Base64) — or paste Base64/data URL back into a downloadable image. Private, no upload.

Universal image-to-image converter: JPG, PNG, WebP, GIF, BMP, TIFF, and ICO — privately in your browser.

Convert JPG, PNG, WebP, GIF, or SVG images to Base64 or a data URL in your browser — private, no upload.

Convert square meters, acres, hectares, square feet, and more.

Convert bytes, KB, MB, GB, and TB using binary (1024) factors.

Convert mm, cm, m, km, inches, feet, yards, and miles instantly with exact SI factors.

Convert between km/h, mph, m/s, knots, and ft/s instantly.

Convert Celsius to Fahrenheit and Kelvin instantly with the standard temperature formulas.

Convert liters, milliliters, gallons, cups, cubic meters, and more.

Convert mg, g, kg, ounces, pounds, stone, and metric tons instantly.

Convert and compress video in your browser with FFmpeg — MP4, WebM, GIF, audio extract, trim, resize, and more. Files stay on your device.