ImageTool Pro
Tumblr

Tumblr Header Resizer

3000×1055 pixels

Resize your images to the perfect 3000×1055 dimensions for Tumblr.

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

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Tumblr Features

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

Tumblr Tall Photo Post Resizer

1280×1920 post

Tumblr Photo Post Resizer

540×810 post

Tumblr Profile Picture Resizer

Circular
512×512 1:1 profile
View All Media Tools →

About This Tool

Resize your images to 3000×1055 for Tumblr 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 3000×1055 for Tumblr.

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 Tumblr require 3000×1055?
Tumblr enforces strict dimension requirements for different image types (avatars, covers, posts, stories). Using 3000×1055 ensures your image displays perfectly on the platform without unwanted cropping or compression.
What is the best fit mode for Tumblr images?
For Tumblr 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 Tumblr resizer free?
Yes, this Tumblr 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 Tumblr recommend?
Tumblr has multiple image types, each with specific dimensions. Check our Tumblr tools page for all recommended sizes.
Can I batch resize images to 3000×1055?
Yes! Upload multiple images and resize them all to 3000×1055 at once.

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Free, fast, and private social media image resizing.

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