Free Substack Welcome Page Hero Image Resizer (1200 x 630) | ResizeHub
Professional tool to resize, crop, pad, and scale images to the exact dimensions of Substack welcome page hero (1200x630 pixels) automatically.
Open Workspace with Substack Welcome Page Hero Resizer SettingsPrerequisites & Dimensions for Substack Welcome Page Hero Resizer
The verified specifications for Substack Welcome Page Hero Resizer require exactly 1200 x 630 pixels with a matching aspect ratio of 1.91:1. The platform's recommended format is JPG, with a maximum payload threshold of 8MB.
How to Crop and Fit for Substack Online
Using our advanced browser engine, you can fit, crop, or pad your graphic files to the exact dimensions of Substack Welcome Page Hero Resizer. Simply upload your asset, choose your scaling boundaries, and export to JPG in seconds.
Frequently Asked Questions
What are the dimensions for a Substack Welcome Page Hero?
The perfect specifications are 1200 pixels in width by 630 pixels in height, featuring an aspect ratio of 1.91:1.
Does using this Substack tool reduce image clarity?
No, ResizeHub runs completely in your browser memory using advanced bilinear/bicubic sampling. There is absolutely zero cloud file compression or detail loss.