Resize ICO Tool

Resize ICO IMAGE

Resize JPG,PNG,WEBP,GIF,SVG,HEIC,AVIF,BMP,TIFF,ICO or by defining new height and width pixels. Change image dimensions in bulk.

or drop your ICO photo here

100% Secure offline browser-native processing

About Resize ICO Image Processing

ICO assets bundle icon sizes for browsers and shortcuts. Resizing ICO locally helps you hit 16×16, 32×32, and 48×48 targets from a single source graphic.

Favicon size targets
Percent and pixel modes
Offline processing

Technical Comparison: ICO source vs After resize

AspectICO FormAfter resize
StructureMulti-size ICOScaled preview frame
Use caseTabs, shortcutsPlatform limits
ColorsIndexed/RGBResampled icon
SharpnessSmall glyphsCrisp at target px

1Step-by-Step Instructions

  • Upload your ICO file.
  • Enter favicon width and height (e.g. 32×32).
  • Use percentage for quick halving.
  • Resize via canvas locally.
  • Download the resized icon.

Frequently Asked Questions

What favicon size should I use?32×32 is common for modern tabs; 16×16 for legacy. Match platform guidelines.
Will all embedded ICO sizes update?Export reflects the preview frame. Archive originals for full multi-size packs.

Our Suite of specialized Resize IMAGE tools

Fast, secure, and processing happens locally in-browser

JPG

Resize JPG

Resize JPG and JPEG photos by exact pixels or percentage—perfect for web, email, and social.

Open Resize JPG
PNG

Resize PNG

Scale PNG graphics and screenshots with lossless dimensions and optional transparency preserved.

Open Resize PNG
WEBP

Resize WEBP

Resize modern WEBP images for responsive web layouts and faster delivery.

Open Resize WEBP
GIF

Resize GIF

Resize GIF animations and static GIF graphics for forums, chat, and legacy embeds.

Open Resize GIF
SVG

Resize SVG

Rasterize and resize SVG vector artwork to exact pixel grids for export.

Open Resize SVG
HEIC

Resize HEIC

Resize Apple HEIC/HEIF photos to custom dimensions on Windows and Android-friendly workflows.

Open Resize HEIC
AVIF

Resize AVIF

Resize AVIF images for responsive breakpoints and lighter mobile delivery.

Open Resize AVIF
BMP

Resize BMP

Resize Windows BMP bitmaps to exact pixel dimensions for legacy software.

Open Resize BMP
TIFF

Resize TIFF

Resize TIFF and TIF scans to web-friendly dimensions for preview and sharing.

Open Resize TIFF
ICO

Resize ICO

Resize ICO favicon and icon files to standard platform dimensions.

Open Resize ICO
Resize ICO Online Free — Change Dimensions | VSPic