How to resize to 400×400
- Upload your photo or signature.
- The tool resizes it to 400×400 px and compresses it to the required size.
- Preview the result and check the dimensions and file size.
- Download the ready-to-upload file.
What you can use it for
- LinkedIn and social profile pictures (400×400)
- Square avatars
- Forms that require a 400×400 image
- Web thumbnails
Why use FlowVid Tools
- Private by default — we never store your images. They're discarded the moment you're done.
- Completely free with no watermark and no sign-up required.
- Fast — drop your image, get the result in seconds. No queues, no waiting.
Supported formats
This tool accepts JPG, PNG, WebP, HEIC as input and gives you a 400×400 px as output. Files are processed in seconds and never stored — we keep nothing once you have your result.