ImageTool Pro
Twitter/X

Twitter Summary Card Image Resizer

400×400 pixels

Resize your images to the perfect 400×400 dimensions for Twitter/X.

Exact platform dimensions Cover and fit modes Circular crop for avatars No upload - 100% browser-based

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Twitter/X Features

5 tools across 1 platforms to resize images for social media.

Twitter Card Image Resizer

1200×628 card

Twitter Header Resizer

1500×500 3:1 header

Twitter In-Stream Photo Resizer

1600×900 16:9 photo

Twitter Profile Picture Resizer

Circular
400×400 1:1 profile
View All Media Tools →

About This Tool

Resize your images to 400×400 for Twitter/X with our free online tool. Get the perfect dimensions every time.

Features

Exact Dimensions

Pre-configured dimensions that match each platform's requirements perfectly.

Cover & Fit Modes

Choose between cover (fill) and fit (with background) to best present your image.

Circular Crop

Automatically crop profile pictures into perfect circles for avatar requirements.

Blur Background

Add a blurred background fill when fitting images that don't match the aspect ratio.

How to Use

01

Upload Image

Drag and drop or click to select the image(s) you want to process.

02

Platform Preset

Dimensions auto-set to 400×400 for Twitter/X.

03

Adjust Fit

Choose cover or fit mode, and adjust background settings.

04

Download

Click the download button to save your processed image.

Frequently Asked Questions

Why does Twitter/X require 400×400?
Twitter/X enforces strict dimension requirements for different image types (avatars, covers, posts, stories). Using 400×400 ensures your image displays perfectly on the platform without unwanted cropping or compression.
What is the best fit mode for Twitter/X images?
For Twitter/X images, Cover mode (filling the entire area) is usually best for posts and covers. Fit mode (showing the complete image with background fill) is ideal when you don't want to crop any content.
Is this Twitter/X resizer free?
Yes, this Twitter/X resizer is completely free with no signup required, no watermarks, and no usage limits.
Is my data safe?
Absolutely safe! All image processing happens in your browser. Your images are never uploaded to any server.
What other image sizes does Twitter/X recommend?
Twitter/X has multiple image types, each with specific dimensions. Check our Twitter/X tools page for all recommended sizes.
Can I batch resize images to 400×400?
Yes! Upload multiple images and resize them all to 400×400 at once.

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Free, fast, and private social media image resizing.

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