Online file tools

A free online toolbox for PDF, images, data and text — merge, compress and convert right in your browser. Most tools need no upload.

Files stay local 106 tools Ready to use

Base64 Encode / Decode Convert text or files to Base64 and back online, right in your browser — with URL-safe output and file-to-DataURI
Unzip ZIP List every entry inside a ZIP and download files individually or all at once
Hash & Checksum Compute the MD5, SHA-1, SHA-256, SHA-384 or SHA-512 of a file online
URL Encode / Decode Percent-encode or decode text online: type plain text to get the encoded form, or decode percent-encoding back to text
Format JSON Beautify minified JSON into readable indentation or minify it back to one line online, with optional key sorting
Unit Converter Convert length, mass, temperature, time and data units online, with metric and imperial support
UUID Generator Create up to 100 UUID v4 values at once, with uppercase and no-hyphen options, then copy or download
Date Calculator Add or subtract years/months/days/weeks, find the days between two dates, or get the weekday of a date
GZIP Compress / Decompress Compress a file to
Password Generator Build strong random passwords from the character sets you choose, with an entropy readout
JWT Decoder Decode a JWT header, payload and signature locally with base64url — no signature verification and nothing is uploaded
Mortgage Calculator Monthly payment, total interest and total cost for equal-installment vs equal-principal plans
JSON to YAML Turn JSON into YAML with your preferred indent and optional key sorting, no line folding
AES Encrypt / Decrypt Encrypt and decrypt text with a password using AES-256-GCM online: PBKDF2 key derivation, random salt & IV, self-contained Base64 output
JSON to XML Build XML from a JSON object: keys become tags, @_ keys become attributes, special characters escaped
HMAC Sign Compute HMAC-SHA256 / SHA384 / SHA512 online: enter a message and key, get hex or Base64
CSV to XML The header row becomes tag names, delimiters are auto-detected, and quoting follows RFC 4180
Color Converter Paste any colour notation (HEX, RGB or HSL) and get every format back, one line per colour
Timestamp Converter Convert Unix timestamps (seconds / milliseconds) to ISO 8601 and back online, with multi-timezone display
IP Lookup Look up your public IPv4 / IPv6 address, geolocation and ISP online
CSV to JSON Convert CSV or TSV tables to JSON online with automatic delimiter detection and correct handling of quotes and line breaks
JSON to CSV Convert JSON arrays to CSV online: object arrays get headers from their keys, arrays of arrays export row by row, with strict RFC 4180 escaping
Screen test Cycle fullscreen solid red, green, blue, white and black to spot dead or stuck pixels, dust and backlight bleed — plus greyscale steps and a grid, with downloadable test images
Cron generator Choose each field visually and get a Linux crontab or Quartz expression instantly, with a plain explanation and the next five run times — or paste an existing expression to decode it
Excel to JSON Parse Excel sheets into JSON online: the header row becomes field names, with records / rows output shapes
XLSX to CSV Convert Excel workbooks (
XML to JSON Convert XML to JSON online: tags become keys, attributes are kept as @_-prefixed fields, and syntax errors report the exact line and column
YAML to JSON Convert YAML config to JSON online: nested maps, sequences, block scalars and common scalar types are handled; syntax errors report the line
CSV to Excel Convert CSV / TSV to Excel (XLSX) online: delimiter auto-detected, numbers become numeric cells, first row as header
ZIP Pack Pack several files into one ZIP archive online — choose store, normal or max compression, original names preserved
Base58 Encode / Decode Base58 (Bitcoin alphabet) encoding and decoding online: no 0OIl confusables, exact big-integer conversion — used by addresses, IPFS CIDs and keys
Base32 Encode / Decode RFC 4648 Base32 encoding and decoding online: the A–Z, 2–7 alphabet with automatic padding
Hex Converter Convert text to hexadecimal or restore hex to text online: accepts spaces, mixed case and 0x prefixes with forgiving parsing
Number Base Converter Switch between binary, octal, decimal and hex with prefix detection, exact big integers and batch input
Regex Tester Run a regex against sample text and see every match with positions and capture groups
Unicode Escape / Unescape Convert non-ASCII text to \uXXXX or \u{
Compress image Re-encode PNG, JPG or WebP into a smaller JPEG online, with control over longest edge and quality
QR Reader Read QR codes and barcodes from an image online
EXIF Remover Strip camera time, model and GPS from photos
Convert image format Convert between PNG, JPG and WebP online
Barcode Generator Create EAN-13 and UPC-A product barcodes in your browser: the check digit is computed for you, bar height and colours are adjustable, and you can export SVG or PNG
Resize image Scale or crop an image to exact dimensions online, with an optional aspect-ratio lock or a longest-edge mode
Stitch images Combine screenshots or photos into one long image: stack them vertically or horizontally, set gap and background, export JPG or PNG
Bead blueprint Turn a picture into a bead blueprint with mainstream colour cards (221 shades by default): colours snap to the nearest buyable shade, then zoom, edit cells, highlight one shade and see live bead counts with pack estimates
Image to Base64 Turn an image into Base64 or turn Base64 back into an image, with an optional data URL prefix and automatic PNG / JPG / WebP detection
Nine grid split Cut a photo into 2x2, 3x3 or 4x4 equal tiles for a nine-grid post: centre-square crop keeps every tile square, optional seams, JPG or PNG output plus a ZIP of all tiles
Add watermark Add a text watermark to an image online, with control over position, size and opacity
SVG to Image Rasterise an SVG to PNG or JPG online with an optional scale — sharp for print and avatars
EXIF Viewer Read photo EXIF metadata online: camera model, capture time, exposure/aperture/ISO, focal length and GPS location
Rotate & Flip Image Rotate an image online (90° / 180° / 270°) with horizontal and vertical mirroring: lossless PNG output, dimensions swapped automatically
Extract Palette Extract dominant colors from an image online: pixel histogram with top colors as hex + RGB and their share — handy for UI color references
Extract audio Pull the audio track out of a video as WAV (instant, no engine download) or MP3 (smaller)
Video cover extractor Open a local video, scrub to the frame you want and export it as a JPG or PNG cover at your chosen width
Audio Merger Concatenate several audio clips into one WAV file in your browser, no upload
Audio Speed Changer Change the playback speed (rate) of audio and export WAV
Audio to MP3 Turn WAV/FLAC/M4A/OGG and more into MP3 via ffmpeg in your browser
Audio to WAV Turn MP3, M4A, AAC, OGG, FLAC and more into WAV in your browser, no upload
Audio Trimmer Cut an audio clip by start and end time and export WAV, all in your browser
Audio Volume Apply gain or one-click peak normalization to audio and export WAV
Audio Waveform Decode audio and draw its waveform, exported as PNG, in your browser
Video Compressor Shrink video by lowering resolution and re-encoding to WebM, all in your browser
Video Frame Extractor Export video frames as PNG/WebP images at a chosen interval, zipped, in your browser
Video to GIF Turn a video clip into an animated GIF via ffmpeg in your browser, no upload
Video to WebM Re-encode MP4/MOV/WebM to WebM in your browser, no upload
Merge PDF Combine several PDFs into one file online, preserving every page and their order
Split PDF Split one PDF into several parts of N pages each online and download them as a single ZIP
Compress PDF Shrink PDF files online: rebuild object streams and re-encode embedded JPEGs while keeping every page and the text layer intact
PDF Text Extractor Extract the text layer of a PDF online, page by page: reading order and line breaks are kept, with optional page markers
Rotate PDF Rotate every page of a PDF online by 90, 180 or 270 degrees
Organize PDF Reorder PDF pages online: set a custom page order, extract a subset, drop unwanted pages, or reverse the whole document
Watermark PDF Stamp a text watermark on every page of a PDF online, with control over position, size and opacity
Images to PDF Combine several PNG or JPG images into one PDF online — fitted to each image or placed on A4 pages
Merge & print invoices Combine many PDF invoices into two-up A4 sheets — two invoices per page, half the paper, optional cut lines
Extract invoice data Read a batch of PDF invoices and pull out invoice code, number, date, amount, tax and total into one table you can export as CSV or Excel
Extract PDF pages Pull just the pages you need from a PDF online by page range and save them as a new file
Add page numbers to PDF Write page numbers onto every PDF page online at a fixed position, with a configurable start value and format such as 3 / 12
Edit PDF Metadata Edit PDF document properties online: title, author, subject and keywords
PDF to Images Render PDF pages to PNG / JPG online: pick a page range and scale; multiple pages come back as a ZIP
PDF Image Watermark Overlay an image watermark (logo, stamp or signature) on every PDF page online: adjustable opacity and size, centered
Markdown to HTML Render Markdown to HTML online: GFM tables, task lists and fenced code are supported, with an optional standalone page
QR Code Generator Turn text or links into a QR code online: adjust size, quiet zone and error correction, set foreground / background colours, upload a centre logo, and download as SVG or PNG
Case Converter Switch identifiers between camelCase, snake_case, kebab-case and more, or change the case of whole lines
Text Stats Count characters, Chinese chars, words, lines, sentences and paragraphs
EPUB to TXT Extract plain text from an EPUB online, in reading order: chapter titles and paragraphs are kept, images and styles are dropped
Text Line Tools Dedupe, sort, reverse, strip blank lines and whitespace, number lines, or count lines, characters and words
Chinese Converter Switch Chinese text between Simplified and Traditional, with a built-in common-character table and whole-paragraph conversion
EPUB to HTML Unpack an EPUB into a single HTML file online: chapters merge in reading order with a linked table of contents
Amount in Chinese Turn a numeric amount into Chinese financial uppercase (壹贰叁肆, 元/角/分)
EPUB to Markdown Convert EPUB eBooks to Markdown online: headings, emphasis, lists, quotes and links preserved, chapters in order in one
Text Diff Compare two texts online: line-level alignment, unified diff output, adjustable context and optional case-insensitivity
Morse Code Translate text into Morse code online or restore dits and dahs to text: A–Z, 0–9 and common punctuation; space between letters, slash between words
House Rental Contract Generate a House Rental Contract template: fill in both parties and key clauses, then copy the draft
Loan Agreement Generate a Loan Agreement template: fill in both parties and key clauses, then copy the draft
IOU Generate a IOU template: fill in both parties and key clauses, then copy the draft
Employment Contract Generate a Employment Contract template: fill in both parties and key clauses, then copy the draft
Non-Disclosure Agreement Generate a Non-Disclosure Agreement template: fill in both parties and key clauses, then copy the draft
Used Car Sale Contract Generate a Used Car Sale Contract template: fill in both parties and key clauses, then copy the draft
House Sale Contract Generate a House Sale Contract template: fill in both parties and key clauses, then copy the draft
Service Contract Generate a Service Contract template: fill in both parties and key clauses, then copy the draft
Partnership Agreement Generate a Partnership Agreement template: fill in both parties and key clauses, then copy the draft
Equity Transfer Agreement Generate a Equity Transfer Agreement template: fill in both parties and key clauses, then copy the draft
Renovation Contract Generate a Renovation Contract template: fill in both parties and key clauses, then copy the draft
Power of Attorney Generate a Power of Attorney template: fill in both parties and key clauses, then copy the draft
Receipt Generate a Receipt template: fill in both parties and key clauses, then copy the draft
Shop Lease Contract Generate a Shop Lease Contract template: fill in both parties and key clauses, then copy the draft
Divorce Agreement Generate a Divorce Agreement template: fill in both parties and key clauses, then copy the draft