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Facebook Post Image Resizer
Resize an image to a 1200 x 630 shared-post preset for Facebook. Runs in your browser with no account required.
Always Free
Local processing
No account needed
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Drag & drop your image here
Supports JPG and PNG • Up to 50MB
Supports JPG, PNG, and WebP • Up to 50MB and 40 megapixels
Tab Preview Simulation
Original: {{ formatBytes(originalFile.size) }}
Optimized: {{ formatBytes(outputBlob.size) }}-
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Dimensions: {{ outputDimensions }}
The uploaded file format is already matching the requested conversion format. Compression will still apply.
WebP compression preserves alpha transparency channel presets. Converting transparent PNGs to JPEGs will discard transparency backgrounds.
Compression Quality
{{ quality }}%
Output Format
Width (px)
Height (px)
Platform Size Presets
Crop & Fit Mode
Padding Fill Color:
Crop Positioning Align
Resize Scale
{{ resizePercent }}%
Select Crop Aspect Preset
Crop Frame Size Scale
{{ cropScale }}%
Circle Crop Size Scale
{{ cropScale }}%
Rotate Angle
Flip Asset Mirror
Flip Asset Mirror
Watermark Text
Font Size (px)
Font Color
Opacity ({{ Math.round(watermarkOpacity*100) }}%)
Position
Click anywhere on the image above to select pixel color
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Download Favicon Outputs
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Paste Base64 Encoded Image Code (e.g. data:image/png;base64,...)
Target Output Format
Images workflow
Processed locallyZero file uploads to Beginware
How to use Facebook Post Image Resizer
Resize an image to a 1200 x 630 shared-post preset for Facebook.
-
Choose the source image
Add the JPG, PNG, or WebP you want to use as a Facebook shared post.
Step 1 of 3 -
Set the frame
Start with 1200 × 630 pixels. Use cover to fill the frame, contain to keep the entire image, or stretch only when distortion is acceptable.
Step 2 of 3 -
Check the placement
Inspect the Facebook shared post preview, download the copy, and test it in the destination before publishing.
Step 3 of 3
No account required
Works instantly in browser
Always review important output
- Input
- JPG, PNG, WebP
- Default dimensions
- 1200 × 630 px
- Fit controls
- Cover, contain, stretch
- File limit
- 50 MB / 40 megapixels
Example workflow
- Input Sample
- A source image for a Facebook shared post
- Generated Result
- A 1200 × 630 pixel image using the fit mode you select.
Limits and Considerations
- Preview the actual post because Facebook can crop or recompress the uploaded image.
- Preset dimensions are convenient starting points. Platform requirements and display crops can change.