Image tools

AVIF Resize

Free image resizing with custom dimensions, presets, crop frame, batch processing, and no sign up required.
Presets
Drop AVIF images here Upload one image for individual download or multiple images for ZIP download.
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Upload AVIF images to start resizing in your browser.

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Mirown is free to use, if this tool saves your time

Free image resizer

Resize AVIF images by pixels, percentage, or social media presets.

Mirown AVIF Resize helps you change image dimensions directly in your browser. Enter an exact width or height, draw a crop area with mouse or touch, or use one-click presets for common social media sizes with drag and zoom controls.

This free AVIF image resizer is useful for profile photos, upload forms, ecommerce images, blog graphics, social media posts, thumbnails, school files, business documents, and everyday image cleanup with no sign up or login required.

How to use AVIF Resize

  1. Choose one or multiple AVIF images from your device.
  2. Enter width or height in pixels. Mirown keeps the image ratio clean unless you choose a crop or preset frame.
  3. Draw a crop area with mouse or touch, or choose a social media preset such as Instagram post, Instagram story, YouTube thumbnail, Facebook cover, or WhatsApp DP.
  4. Open the comparison view to check original size, new size, dimension change, and file size difference.
  5. Download one resized image individually or download a ZIP when resizing multiple images.

What this free tool includes

  • Custom width and height in pixels
  • Ready-made social media presets
  • Manual crop selection with mouse or touch
  • Preset frame drag and zoom controls
  • Original size, new size, dimension change, and file size difference
  • Batch resize with ZIP download
  • Free browser-first resizing with no sign up or login required

Why use Mirown AVIF Resize?

Mirown makes image resizing practical for daily work. You can resize by exact pixels, draw a crop area, or use ready-made social media sizes with drag and zoom controls, then check the original size, new size, dimension change, and file size difference before downloading.

This free browser image resizer is helpful for social media uploads, website images, school submissions, job forms, email attachments, ecommerce listings, profile pictures, and any place where the image needs a specific size. No sign up, no login, and no server storage is required for supported browser processing.

Privacy and browser-first processing

Mirown image tools are designed to process supported files in your browser. Your image preview, editing, and download workflow happens on your device without upload-based storage. For private or important images, keep the original file and review the result before sharing.

Important limits

AVIF resizing uses browser image support. Very large files can take longer on older phones, and output quality depends on the browser encoder for this format. Keep your original image when resizing important photos.