Format family
Choose a document test file
Compare PDF, Word-format DOCX and XLSX workbook fixtures. File size is selectable; their short sample content is described on each format page.
10,485,760 bytes
10 MiB · PDF · 772 B
Exact size
1 MB = 1,000,000 B · 1 MiB = 1,048,576 B
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.
Documents files, made to measure.
Document uploads are where size limits bite first: a mail server, a CMS media library, a contract portal. These formats carry real structure, so a padded file still opens where a real one would.