Free Online Image Tools

Rich image processing features with Local Processing. Completely free, blazing fast, and secure.

Local Tools · 0% Upload · 100% Privacy Lightning Fast · No Registration

Add Watermark

Add custom text watermarks to images, supporting color, opacity, position and size settings.

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Resize Image

Quickly resize images, supporting percentage scaling or precise pixel dimensions.

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Image OCR

Extract text from images locally using Tesseract.js. Supports pasting, drag-and-drop, multi-language recognition, and text export.

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About Super Image Tools

Super Image Tools is a completely free collection of online image processing tools. Unlike traditional online image services, all our tools are built with pure frontend technologies. All file processing operations are done locally in your browser, and files are never uploaded to any server. This means:

  • Ultimate Privacy — Your files always stay on your local device and never pass through any third-party servers.
  • No Registration Required — No need to create an account or log in, just open and use.
  • Completely Free — All features are provided for free, without file size limits, watermarks, or usage restrictions.
  • Fast Processing Speed — Local processing eliminates the waiting time for uploading and downloading, greatly improving efficiency.

Supported Image Operations

We currently offer popular core image processing features: Add Watermark (quickly add custom text watermarks locally and adjust layout), and Resize Image (resize images by proportion or specify precise pixel dimensions). All operations are fast and secure. We will continue to develop more practical image tool features in the future, so stay tuned.