FREE, PRIVATE, NO UPLOAD

Image tools that never leave your browser.

Compress, convert, resize, and edit your photos entirely on your own device. No accounts, no uploads, no waiting on a server.

Compress Images
Shrink JPG, PNG, or WebP files without losing quality.
Photo Editor
Crop, rotate, adjust light, and add text. Full editing, no install.
Compress PNG
PNG-specific compression that keeps transparency intact.
WebP Converter
Convert JPG or PNG to WebP for smaller, faster-loading images.
Resize for Instagram
Get your photos to the right dimensions in one drop.
Reduce File Size
General-purpose shrinker for email attachments and uploads.
Ad placeholder: 728x90 leaderboard
PDF TOOLS

Do more with your PDFs.

Merge, split, and convert PDFs without uploading them anywhere.

Merge PDF
Combine multiple PDFs into one, in whatever order you like.
Split PDF
Pick the pages you need and download them separately or combined.
PDF to JPG
Turn every page of a PDF into a downloadable JPG image.
JPG to PDF
Combine photos into a single PDF, one page per image.
Signature Generator
Type your name, get a downloadable signature image.
TEXT & DEVELOPER TOOLS

Small tools for text and code.

Word counts, formatting, comparisons, and developer utilities. No upload, no account.

Word Counter
Count words, characters, and reading time as you type.
Case Converter
Switch between UPPERCASE, lowercase, Title Case, and more.
Diff Checker
Compare two texts line by line and see what changed.
Slug Generator
Turn any title into a clean, URL-ready slug.
Lorem Ipsum Generator
Generate placeholder text for mockups and drafts.
JSON Formatter
Format, minify, and validate JSON instantly.
Base64 Encoder/Decoder
Encode or decode Base64 text instantly.
Duplicate Line Remover
Deduplicate, sort, or clean up any list of lines.
FINANCE & BUSINESS TOOLS

Tools for running a small business.

Invoices, quotes, loan math, currency conversion, and timesheets. No upload, no account.

Invoice Generator
Build a professional invoice and download it as a PDF.
Quote Generator
Send a clean, professional price quote as a PDF.
Loan Calculator
See your monthly repayment and total interest instantly.
Currency Converter
Convert between currencies using live exchange rates.
Timesheet Calculator
Add up hours worked across days and calculate total pay.
GENERATE

Quick generators for everyday needs.

QR codes, barcodes, passwords, color palettes, and name ideas. Instant, no upload.

QR Code Generator
Generate a scannable QR code from any URL or text.
Barcode Generator
Generate a CODE128, EAN-13, or UPC barcode.
Password Generator
Generate a strong, random password. Nothing leaves your device.
Color Palette Generator
Generate a harmonious palette from any base color.
Username Generator
Generate random username or business name ideas.
GET THE APP

Install Plumebox on your device.

Add it to your home screen or desktop for one-tap access to every tool. It still runs entirely on your device, still works offline, and takes no extra storage beyond a few icons.

Desktop & Android (Chrome or Edge)

Look for the install icon in your browser's address bar, or open the browser menu and choose "Install Plumebox" or "Add to Home screen."

iPhone or iPad (Safari, Chrome, or Edge)

Tap the Share button, then choose Add to Home Screen. Every iOS browser uses the same method, since Apple requires it.

SOCIAL

Caption and post ideas for social media.

Template-based generators for Instagram captions and X posts, with one-tap copy.

Instagram Caption Generator
Generate caption ideas and hashtags from a topic or mood.
X Post Generator
Generate post ideas that fit the 280-character limit.