Resize Images Online

Resize images to custom dimensions, percentage, or social media presets without uploading. Free browser-based tool with Instagram, Facebook, Twitter, LinkedIn sizes. Maintain aspect ratio or specify exact pixels.

Supported formats: JPG, PNG, GIF, BMP, WEBP

Drag and drop or click to select

Your Privacy is Protected

We do not upload images to our server. Every edit is processed directly in your browser, ensuring your photos remain private and secure.

How to Use the Image Resizer

  1. Click "Select Image" or drag and drop your image
  2. Choose your resize method: Custom Size, Percentage, or Social Media preset
  3. For custom size: Enter dimensions and toggle aspect ratio lock as needed
  4. For percentage: Select a preset or enter a custom percentage
  5. For social media: Choose your platform and desired format
  6. Preview the resized image
  7. Download your resized image in high quality

Resize Methods

Custom Dimensions

Set exact width and height in pixels. Lock aspect ratio to maintain proportions or unlock for free-form resizing.

Percentage Scaling

Scale images by percentage. Quick presets from 25% to 200%, or enter any custom percentage up to 500%.

Social Media Presets

One-click resize to perfect dimensions for Instagram, Facebook, Twitter, YouTube, and LinkedIn posts.

Key Features

Precise Resizing

Resize by exact dimensions with aspect ratio lock control.

Real-time Preview

See your resized image before downloading.

High Quality

Advanced scaling algorithm maintains image quality.

Multiple Formats

Support for JPG, PNG, GIF, BMP, and WEBP formats.

Popular Social Media Image Sizes

  • Instagram: Square (1080×1080), Portrait (1080×1350), Story (1080×1920)
  • Facebook: Shared Image (1200×630), Cover (820×312), Story (1080×1920)
  • Twitter/X: Post (1200×675), Header (1500×500)
  • YouTube: Thumbnail (1280×720), Channel Art (2560×1440)
  • LinkedIn: Shared Image (1200×627), Cover (1584×396)