A pocketful of free tools

Image Compressor

Batch-compress JPG, PNG & WebP by up to 90%. Quality & resize controls, fully local.

Table Screenshot → Markdown

Paste a table screenshot, get Markdown table syntax. Local OCR, supports Chinese & English tables.

Image to Text (OCR)

Extract editable text from screenshots & photos. Local OCR, Chinese & English, no upload.

Merge PDF

Combine multiple PDFs into one, reorder freely. Local processing, no watermarks.

Split PDF

Extract a page range like 1-3,5 from any PDF. In-browser, files stay private.

CSV ↔ JSON Converter

Two-way CSV/JSON conversion. Handles quoted cells & line breaks correctly.

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Image Converter

JPG, PNG, WebP & AVIF interconversion. Accepts HEIC, SVG, BMP, GIF. Batch + ZIP, fully local.

HEIC to JPG

Convert iPhone HEIC photos to universal JPG. Batch support, fully local.

Lorem Ipsum Generator

Placeholder text by paragraph, sentence or word. One-click copy, zero deps.

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ZIP Files

Compress files into ZIP or extract one. JSZip in-browser, no size limits.

Meme Maker

Classic Impact-style top/bottom text on your images. No watermark, no upload.

Resize Image

Exact pixel dimensions with ratio lock, optional format conversion.

Crop Image

Drag-to-crop with 1:1/4:3/16:9 presets. Full-resolution PNG output.

Add Watermark

Text watermark in corner or tiled mode. Size, color, opacity, live preview.

Remove EXIF Data

Strip GPS, camera & timestamp metadata from photos. Batch, fully local.

Pixelate / Mosaic

Brush-on mosaic over sensitive areas. Applied to original pixels.

QR Code Generator

Custom QR codes with logo & colors, print-ready PNG. Static codes that never expire.

JSON Formatter

Beautify, minify & validate JSON. Syntax errors pinpointed to line:column.

Base64 Encoder

UTF-8-safe Base64 encode/decode (CJK & emoji proof), URL-safe mode.

UUID Generator

Crypto-secure v4 UUIDs in bulk (up to 500), uppercase/no-hyphen options.

Regex Tester

Live match highlighting + capture groups. JavaScript flavor, all local.

Markdown Previewer

Live GFM preview with tables & code. Export .md or standalone .html.

Color Converter

HEX ↔ RGB ↔ HSL with live swatch & picker, CSS-ready copy.

Password Generator

Crypto-secure passwords with entropy meter. Nothing leaves the tab.

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Image Filters

12 one-click looks: B&W, sepia, sketch, emboss… Live preview.

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Remove Background (AI)

AI cutout via in-browser WebAssembly. No upload, no watermark, free PNG.

Timestamp Converter

Unix epoch ↔ date, live current timestamp, seconds/ms auto-detect, local & UTC.