1MB Test File Download
Download a free 1 MB test file for speed testing, upload API validation, and bandwidth measurement. Pure binary data, served from CDN.
test-1mb.bin
1 MB
Verified file details
- Filename
- test-1mb.bin
- Exact size
- 1,048,576 bytes
- Displayed size
- 1 MB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-1mb.bin
Other test file sizes
test-5mb.bin
5 MB
Verified file details
- Filename
- test-5mb.bin
- Exact size
- 5,242,880 bytes
- Displayed size
- 5 MB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-5mb.bin
test-10mb.bin
10 MB
Verified file details
- Filename
- test-10mb.bin
- Exact size
- 10,485,760 bytes
- Displayed size
- 10 MB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-10mb.bin
test-50mb.bin
50 MB
Verified file details
- Filename
- test-50mb.bin
- Exact size
- 52,428,800 bytes
- Displayed size
- 50 MB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-50mb.bin
test-100mb.bin
100 MB
Verified file details
- Filename
- test-100mb.bin
- Exact size
- 104,857,600 bytes
- Displayed size
- 100 MB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-100mb.bin
test-200mb.bin
200 MB
Verified file details
- Filename
- test-200mb.bin
- Exact size
- 209,715,200 bytes
- Displayed size
- 200 MB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-200mb.bin
test-500mb.bin
500 MB
Verified file details
- Filename
- test-500mb.bin
- Exact size
- 524,288,000 bytes
- Displayed size
- 500 MB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-500mb.bin
test-1gb.bin
1 GB
Verified file details
- Filename
- test-1gb.bin
- Exact size
- 1,073,741,824 bytes
- Displayed size
- 1 GB
- MIME type
- application/octet-stream
- License
- CC0 / Public Domain
- Download URL
- https://truefilesize.com/files/test/test-1gb.bin
Frequently Asked Questions
What is a 1MB test file used for?
A 1MB file is ideal for quick API upload tests, verifying file handling in web apps, and basic connectivity checks. It downloads almost instantly on most connections.
How long does it take to download 1MB?
On a 100 Mbps connection: ~0.08 seconds. On 10 Mbps: ~0.8 seconds. On 1 Mbps: ~8 seconds.