Is this Image File Size Calculator free to use?

Yes, Image File Size Calculator is 100% free to use online with no installation or account required.

How do I use the Image File Size Calculator?

Simply enter your values into the required input fields and click calculate to view the results instantly.

Yes, the calculator is fully responsive and compatible with Android, iOS, Windows, macOS, and Linux web browsers.

Image File Size Calculator — Free Online Tool

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Calculate uncompressed image file size based on resolution and color depth

Formula: $\text{File Size} = \frac{\text{Width} \times \text{Height} \times \text{Color Depth (bits)}}{8}$ bytes. Enter parameters below.

Image Parameters

Width (Pixels)

Height (Pixels)

Color Depth (Bits Per Pixel / bpp)

⚠️ Note: This calculates uncompressed bitmap/raw file size. Actual compressed file sizes (JPEG, PNG, WebP) will be significantly smaller.

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