Format family
Choose a sample image for upload testing
Compare JPEG, PNG, WebP and SVG fixtures. Preview raster downloads and treat file bytes, pixel dimensions and visual content as separate test properties.
10,485,760 bytes
10 MiB · PNG · 288 B
Exact size
1 MB = 1,000,000 B · 1 MiB = 1,048,576 B
WidthHeight
Advanced: test an upload limit
Enter the byte limit above, then choose one byte below, the exact limit or one byte above. Each choice uses the same base: 10,485,760 B. Generate and download each file to test your endpoint.
Images files, made to measure.
Image forms usually validate twice — once on byte size, once on decoded dimensions. Every image here carries genuine pixel data, so both checks see what they expect.