BrushCue Tool
Resize Image by Scale Factor Online
Click to get startedDrop your image here
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What you can expect
Let's you scale your image uniformly by a factor of your choice. You can both increase and decrease the size of your image using this tool.
Related tools
More BrushCue tools that fit this workflow.
Image to Square with Blur
Convert any image to a perfect square without cropping. This tool automatically adds a blurred version of your photo as the background, creating a clean 1:1 aspect ratio ideal for Instagram, social media posts, thumbnails, and profile pictures.
Add Frame
Add a frame around an image. You can pick the color of the frame and the size of it.
Frequently asked questions
- How to resize an image by a scale factor?
- Select your file and enter a scale factor — values above 1 enlarge the image, values below 1 shrink it.
- How does Scale by Factor work?
- It multiplies the image width and height by a specified factor, increasing or decreasing the image size proportionally.
- Does scaling up reduce image quality?
- Yes — upscaling interpolates pixels and can introduce softness. Downscaling generally preserves sharpness better.
- What file formats can I export?
- You can export as PNG, JPEG, WebP, TIFF, BMP, or HEIC.
- Is this tool free to use?
- Yes — completely free, no account needed. Your images are processed entirely in your browser and never uploaded to a server. Downloads have no watermarks.
For developers
Use Scale by Factor from Python
Open the Jupyter notebook example to see how to run this tool from the BrushCue Python API, inspect the processing steps, and adapt the workflow for scripts or batch image jobs.
View Python notebookBuild your own
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