AniResizer - Dr. Stone Image Resizer

Upload Your Image

Click here or Drag & Drop your image

Supports JPG, PNG, WebP (Max 30MB)

Processing happens entirely in your browser

Your images never leave your device

Resizing Controls

Width (px)

Height (px)

Quality: 85%

Lock Aspect Ratio

Reduce File Size (Compress Image)

Original: 0 KB New: 0 KB

Smart Dimension Controls

Automatically detects original dimensions. Lock aspect ratio for proportional scaling with a single click.

Instant Download

Get your resized image immediately. Files are timestamped to prevent overwrites. No waiting, no server processing.

Mobile Optimized

Works flawlessly on all devices. Resize images directly from your phone or tablet browser.

Complete Privacy

All processing happens in your browser. Your images never leave your device - guaranteed security.

HTML5

Structure & Semantics

CSS3

Styling & Animations

JavaScript

Image Processing

Anime.js

UI Animations

Frequently Asked Questions

What image formats are supported?

AniResizer supports JPG, JPEG, PNG, and WebP formats. These are rendered directly in your browser without any server upload.

Does it compress images too?

Yes! When you enable "Reduce File Size", we compress the image using optimized encoding. This reduces file size significantly while maintaining visual clarity.

Is this tool safe for private images?

Absolutely. All processing happens locally in your browser. No files are uploaded to any server, making it completely private and secure.

Can I use it offline?

Yes! After your first visit, the app works offline. You can even download the source code and run it from your local machine without any internet connection.