GB to MB Converter
Convert gigabytes (GB) to megabytes (MB) and back — 1 GB = 1,024 MB. — free, fast and private.
Your conversion will appear here.
Example: 2 GB = 2,048 MB. 0.5 GB = 512 MB.
How to use GB to MB Converter
- Enter the value you want to convert.
- Choose the direction — GB to MB, or the reverse.
- Click Convert to see the result instantly.
- Use Swap Direction to convert back, or Copy to copy the answer.
Note: this tool runs in your browser. Nothing is uploaded.
Frequently Asked Questions
How many MB are in 1 GB?
1 GB = 1024 MB. Example: 2 GB = 2,048 MB. 0.5 GB = 512 MB.
Can I convert back from MB to GB?
Yes. Click the Swap button (or choose the reverse direction) and the tool converts MB back to GB with the same exact factor.
Is this converter free?
Yes, it is 100% free with no sign-up, and it works instantly in your browser.
Is my data uploaded anywhere?
No. All conversions run in your browser and your numbers are never sent to a server.