Privacy File Tools

Convert, compress, merge and inspect files without sending them anywhere. Image, PDF, JSON, CSV, Markdown and color tools that run entirely in your browser.

Image Format Converter
WebP · PNG · JPG · HEIC. Batch drag & drop, no upload.
Image Compressor
Quality slider, before/after size. Avg 62% reduction.
PDF Merge & Split
Drag to reorder pages, extract pages. All local.
PDF to Image Converter
PNG · JPG · DPI picker · ZIP download. All local.
Base64 Encoder & Decoder
Text + files · URL-safe mode · Auto MIME detect.
CSV ↔ JSON Converter
CSV to JSON and JSON to CSV · typed values · all in-browser.
Markdown to HTML
Render Markdown to clean HTML · live preview · in-browser.
Color Converter
HEX ↔ RGB ↔ HSL · picker + CSS copy · in-browser.
Hash Generator
SHA-1 / 256 / 384 / 512 · text + files · in-browser.
Image Resizer
Resize images by pixels or % · preserve aspect · PNG/JPG/WebP · in-browser.
Text Diff
Side-by-side & inline · word/line level · in-browser.
JWT Decoder
Decode header & payload · no verification · in-browser.
CSS Gradient Generator
Linear & radial · color stops · copy CSS · in-browser.
Color Contrast Checker
WCAG AA/AAA · ratio · live preview · in-browser.
Favicon Generator
One image → all sizes · PNG + ICO · in-browser.
Image to Base64 Converter
Convert images to Base64 data URIs. HTML/CSS snippets, 100% local.
Color Palette Generator
Pick a base color, get a 6-step palette with HEX. In-browser.
Code Minifier
Minify JavaScript, CSS and HTML by stripping comments and whitespace. See original vs minified size and savings. In-browser, no uploads, no tracking.
Image to WebP Converter
PNG/JPG/GIF → WebP · quality slider · instant size comparison · 100% in-browser.
PDF Text Extractor
Extract the text layer from any PDF file, page by page. Copy or download the text as .txt. The PDF is processed locally in your browser — it never leaves your device.
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG or PNG in your browser · batch, quality slider, ZIP download. Nothing uploaded.
PDF Splitter
Split PDF into separate files · extract page ranges · chunk every N pages · pdf-lib, no upload.
Image to PDF Converter
Combine JPG, PNG, WebP or GIF images into one PDF in your browser · reorder, page size, margins. Fully offline.
PDF Compressor
Shrink PDF files in your browser with three quality presets and before and after size readouts — no upload.
PDF Watermark
Add text watermarks or page numbers to PDFs right in your browser — size, opacity, rotation, tiling, no upload.
Image Cropper
Crop any image by dragging a selection box and export at full native resolution as PNG, JPEG, or WebP — no uploads.
SVG to PNG Converter
Turn an SVG file or pasted markup into a PNG at 1×, 2×, 4× or an exact width, with a transparent background.
Excel to JSON Converter
Convert XLSX, XLS, ODS, CSV or TSV spreadsheets into JSON objects or arrays right in your browser.
EXIF Viewer & Stripper
Inspect every EXIF tag hidden in a JPEG — camera, exposure, GPS — and download a cleaned copy, right in your browser.
PDF Rotator
Rotate PDF pages in 90° steps and remove unwanted ones in your browser — original quality, no upload.
Image Flip & Rotate
Rotate photos 90/180/270 degrees and mirror them horizontally or vertically in batch, right in your browser.
Image Watermark
Stamp text or copyright watermarks on photos with font, opacity and position controls plus a live preview.
Compress Image to Size
Hit an exact KB target: the tool searches JPEG quality and, if you allow it, downscales until your image fits.
XML Formatter
Beautify and validate XML with 2- or 4-space indent and CDATA kept. Parse errors show the exact line, offline.
XML to JSON
Convert XML to JSON and back with one documented, stable mapping. Attributes, arrays and text round-trip.
HTML Minifier
Minify HTML safely: cut comments and whitespace, keep script, style and pre blocks byte-for-byte, no upload.
SQL Formatter
Format SQL for MySQL, PostgreSQL, SQLite, BigQuery and standard dialects with your case and indent, offline.
curl to JavaScript
Paste a curl command and get runnable fetch or axios code, with dropped flags kept visible as honest comments.
Base64 to Image
Decode a base64 string or data URI back into an image with format sniffing, live preview, size stats and download.
HEX to RGB Converter
Convert colors between hex, RGB and HSL with a live picker, four CSS output formats and copy buttons on each.
Color Blindness Simulator
Preview an image or palette through deuteranopia, protanopia, tritanopia and achromatopsia, right in your browser.
Aspect Ratio Calculator
Reduce any size to its simplest ratio, fit images to 16:9 or 9:16 targets, and check common resolutions.
Barcode Generator
Create scannable CODE128, EAN, UPC, CODE39, ITF or Codabar barcodes as SVG or PNG, right in your browser.
WiFi QR Code
Generate the WPA QR code guests scan to join your Wi-Fi. Supports hidden networks and special characters.
vCard QR Code
Build a contact card as a scannable vCard 3.0 QR code with live preview, PNG and .vcf export, in your browser.
PDF Page Count
Count PDF pages instantly in your browser and see the file size, every distinct page size, and the title.
PDF Page Numbers
Stamp page numbers on a PDF in your browser: pick the position, the Page n of N format, start number, cover skip.
Sign a PDF
Draw a signature, drop a PDF and stamp it on any page by millimetre position — right in your browser.
PDF Metadata Editor
View and rewrite a PDF's document info — title, author, subject, keywords, creator, producer — right in your browser.
DOCX to PDF
Convert Word .docx to a printable PDF in your browser with mammoth: images and tables kept, no upload.
Excel to CSV
Convert Excel or ODS spreadsheets to clean CSV with a choice of delimiter and RFC-style quoting. Nothing uploads.
CSV to Excel
Turn CSV or TSV text into a real .xlsx workbook with a named sheet, preview and offline parsing. Nothing uploads.
AVIF to JPG
Convert AVIF photos to JPG or PNG in batches with your browser’s own decoder. Quality control, ZIP download, no uploads.
Image Color Picker
Pick exact pixel colors from any image with a magnifier loupe or the eyedropper API, then copy or export the palette.
Image Blur
Hide faces, plates or documents behind strong pixelation or Gaussian blur boxes, then export PNG or JPEG offline.
Image to SVG
Trace PNG or JPG into scalable SVG vector paths in your browser — presets for logos, icons and photos.
Passport Photo Maker
Crop any photo to official passport sizes like 2×2 in or 35×45 mm with a face guide and 4×6 print sheet.
Signature Generator
Draw or type your signature and export a transparent PNG or vector SVG at up to 3× scale. Runs fully in your browser.
Invoice Generator
Build a clean A4 invoice PDF with logo, line items, tax and totals in your browser. Draft stays on this device.