Bulk Free Tumblr Image Resizer
Preset image resizers for the most common Tumblr placements and dimensions.
Tumblr image tools
Preset image resizers for the most common Tumblr placements and dimensions.
Tumblr Tall Photo Post Resizer
Resize images for Tumblr to 1280×1920 pixels with crop and fit controls.
Tumblr Photo Post Resizer
Resize images for Tumblr to 540×810 pixels with crop and fit controls.
Tumblr Header Resizer
Resize images for Tumblr to 3000×1055 pixels with crop and fit controls.
Tumblr Profile Picture Resizer
⬤Resize images for Tumblr to 512×512 pixels with crop and fit controls.
About This Tool
Preset image resizers for the most common Tumblr placements and dimensions.
Features
Exact Dimensions
The preset applies the exact pixel dimensions required for this image placement.
Cover & Fit Modes
Use cover for an edge-to-edge result or contain to keep the full image with a background fill.
Batch Processing
Upload multiple images and apply the same settings to the whole batch in one workflow.
Privacy First
All processing happens locally in your browser. Your images are not uploaded to our servers.
How to Use
Upload Image
Choose one or more JPEG/JPG, PNG or WebP images from your device.
Adjust Settings
Review the preset, dimensions, format, fit mode and quality settings.
Preview Results
Check the processed preview and compare it with the original image.
Download
Download one result or export the entire batch without creating an account.
Frequently Asked Questions
Why does Tumblr require the recommended dimensions?
What is the best fit mode for Tumblr images?
Is this Tumblr resizer free?
Is my data safe?
Ready to start?
Upload JPEG/JPG, PNG or WebP images and start processing them privately in your browser.
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