Blur frame image generator online
Make a blurry picture frame online with soft blur edges, square blur output, and custom sizes. Blur photo backgrounds in browser and download PNG.
What is a blurred frame background?
A blurred frame background extends your image canvas by filling extra space with a softened version of the same image. It is useful when you want to blur edges of photo content, create a blurred square output, or make a blurry picture fit new dimensions without destructive cropping.
Blur frame and blur edges features
Controls to blur photo edges and generate framed PNG output.
- Multiple shape modes: Square, constrained, frame percent, frame px, exact size px.
- Adjustable blur level: Control strength of blurred background frame.
- No crop workflow: Keep original image visible while changing output shape.
- Live preview: See generated output immediately after changes.
- PNG download: Export generated framed image as PNG.
How to make a blurry picture frame
Create a blur frame image in a few quick steps.
- Upload image: Drop PNG, JPEG, WebP, or GIF.
- Choose shape mode: Select square, custom frame, or exact output size.
- Set blur level: Tune background blur to your preference.
- Download PNG: Save the generated output image.
Tips for better blurred frames
Improve output quality and composition.
- Start with moderate blur: Values around 20–40 usually keep context while reducing distraction.
- Use exact size for platforms: Set explicit output dimensions when posting to strict templates.
- Compare square vs custom frame: Square is quick; custom frame gives finer composition control.
Great for
Common blurred frame use cases.
- Profile photos: Square avatars for social media without hard crop.
- Story and post assets: Adapt portrait/landscape images to required aspect ratios.
- Presentation visuals: Create soft framed versions of source photos quickly.
Why use this tool
Fast client-side blurred frame generation.
- No manual editing: Automatic blur background and centered foreground.
- Flexible size modes: Handle multiple platform constraints in one tool.
- Private processing: Images stay on your device.
- Free export: Download PNG output with one click.
Technical details
Implementation summary.
- Processing: Canvas 2D with blur filter and foreground re-fit.
- Source limits: 15 MB upload and 8192 px max edge.
- Sizing engine: Mode-based output dimension resolver.
- Export format: PNG download.
Frequently Asked Questions
Have questions? We have answers.
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