Free Online Image Tools — No Upload Needed

Image editing and conversion tasks come up constantly in web development, design, and content work — but most online tools upload your images to a remote server to process them. Every tool in this collection processes your images locally using the Canvas API, FileReader, and WebAssembly-based libraries. Your files never leave your device.

Image Compression and Format Conversion

The Image Compressor reduces JPEG, PNG, and WebP file sizes with a live side-by-side split-slider comparison. Choose a quality level (1–100), optionally resize to custom dimensions, and enable WebP conversion for maximum compression. See the exact before/after file size before committing to the download.

SVG to PNG converts vector SVG files to raster images at any custom scale or pixel dimension — useful for exporting icons at specific resolutions for app icons, email headers, or retina displays. Image to Base64 converts any image to a Base64 Data URI, outputting plain Base64, an HTML img tag, and a CSS background-image property ready to embed without external file references.

Image Recognition (OCR)

The Image to Text Converter uses Tesseract.js — a WebAssembly build of the Tesseract OCR engine — to extract editable text from photos, screenshots, and scanned documents. Supports 16 languages including English, Spanish, French, German, Chinese (Simplified and Traditional), Arabic, Hindi, and Japanese. No cloud API key required.

Image Generation

The OG Image Generator creates 1200×630 Open Graph images for social sharing. Correct OG images dramatically improve click-through rates when your links are shared on Twitter, LinkedIn, and Slack. The Favicon Generator produces the complete set of favicon assets — 8 PNG sizes, a multi-size favicon.ico, Apple Touch Icon, and site.webmanifest — all in a single ZIP download.

The QR Code Generator supports 7 content types: URL, plain text, WiFi, email, SMS, vCard, and phone number. Customise dot style, eye shape, gradient colors, and embed a logo. Download as PNG (up to 2048px) or SVG. Code Screenshot Generator turns code snippets into beautiful shareable images with 20+ syntax themes, window chrome frames, and gradient backgrounds.

Why Use These Image Tools?

Unlike most online image converters, these tools run fully in your browser — no data is uploaded, ensuring complete privacy for your images and file contents. No terms-of-service to review about image retention, no sign-in required, and no watermarks on the output.

Performance and Privacy

Because all image processing uses the browser's Canvas API and WebAssembly, there is no upload time, no server queue, and no file-size limit imposed by a remote service. A 20 MB RAW-converted JPEG compresses as fast as your CPU allows — typically under a second on a modern device. This is particularly important when working with client photos, proprietary product images, medical scans, or personal documents that should never leave your local environment. Open the tool, drop your file, adjust settings, and download — the entire workflow happens in one browser tab with zero network traffic for your image data. All tools work offline once the page has loaded, making them reliable even without a stable internet connection.