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Image DPI calculator
Calculate pixels per inch from pixel count and physical width. Use it in your browser, with no account required.
No account needed
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How to use
- 1Enter your values and choose the options.
- 2Run the tool and review the result.
- 3Copy the result or save it as a file.
Good to know
Check the input ranges and units. Your inputs are processed in this browser.
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Worked input and output example
These results come from this tool’s actual engine using the sample values below, not your personal input or saved work. Load the example in the tool to inspect the same inputs.
Example input
| Field | Value |
|---|---|
| Width in pixels | 1920 |
| Width (inches) | 10 |
Example result
- DPI
- 192
Input constraints
These are the actual input validation limits; they are not a guarantee that every accepted value is realistic or that a model applies to your situation.
- Width in pixels: Accepted range: 0.000000001 ≤ x ≤ 1,000,000,000,000
- Width (inches): Accepted range: 0.000000001 ≤ x ≤ 1,000,000,000,000