All Tools

Reduce JPG, PNG, and WebP file size with quality and target-size controls.

Convert images between PNG, JPG, WebP, GIF, BMP, and AVIF formats.

Crop images freely or with preset ratios for avatars, covers, and social posts.

Resize images by pixels, percentage, or common platform presets.

Convert images to Base64 strings or restore Base64 data back to image files.

Add visible text or image watermarks to uploaded images.

Embed a hidden watermark in an image for lightweight ownership tracking.

Extract and check hidden watermark data from supported images.

Remove image backgrounds with AI-assisted processing.

Change ID photo background colors for common document photo needs.

Extract text from images with OCR processing.

View or remove image metadata such as camera, lens, and location fields.

Convert SVG vector graphics into PNG or JPG bitmap files.

Join multiple images into a long image or grid collage.

Convert each PDF page into PNG or JPG images.

Merge JPG, PNG, and WebP images into a single PDF file.

Combine multiple PDF files into one document in your chosen order.

Split a PDF by page range or export selected pages as separate files.

Reduce PDF file size for email, uploads, and archiving.

旋转 PDF 指定页面方向

从 PDF 中提取指定页码

为 PDF 每页添加页码

为 PDF 设置密码保护

移除 PDF 密码保护

识别扫描版 PDF 中的文字

Convert DOC and DOCX documents into PDF files.

Convert PDF files into editable Word documents where possible.

Convert XLS and XLSX spreadsheets into PDF files.

Convert Excel sheets into PNG images.

Convert PPT and PPTX presentations into PDF files.

Convert each presentation slide into a PNG image.

Convert Word document pages into PNG images.

Preview Markdown in real time, switch themes, generate a TOC, and export output.

Convert Markdown content into a complete HTML file.

将 Markdown 导出为带样式 PDF

Convert HTML snippets or pages into clean Markdown.

Format, minify, validate, view, and compare JSON data.

Test regular expressions with live matches, groups, templates, and replacement output.

Convert Unix timestamps to readable dates and calculate timezone/date differences.

Encode, decode, parse, and build URLs and query strings.

Calculate MD5, SHA-1, SHA-256, and SHA-512 hashes for text and files.

Generate UUID values and random secure passwords.

Decode JWT headers and payloads and inspect token expiration details.

Format XML and convert structured data into readable YAML output.

Create QR codes for URLs, text, Wi-Fi, vCard, and location data.

Upload an image and decode the QR code content inside it.

Generate EAN, UPC, Code128, and printable barcode labels.

批量生成多个二维码

Count words, characters, lines, paragraphs, reading time, and keyword density.

Remove duplicate lines, find near duplicates, and export a cleanup report.

Convert text and variable names between upper, lower, camel, snake, and kebab case.

Convert HEX, RGB, and HSL colors and generate palettes, gradients, and contrast checks.

计算文件 MD5/SHA256 哈希值

批量清除图片 EXIF 等元数据

清除 PDF 文件元数据信息

Draw and export a handwritten signature image.

将签名图片插入 PDF 指定位置