File Size Converter.

File Size Converter is a high-performance web utility built to convert file size measurements between bits, bytes, KB, MB, GB, and TB. Free client-side storage converter instantly and securely. Because it is designed with a local-first architecture, all processing occurs directly in your browser's memory using client-side JavaScript. This ensures that your files, code, or private text inputs are never uploaded to any external server or tracked by third-party analytics.

Whether you are formatting source code, cleaning text files, converting file structures, or running diagnostics, running these processes locally in your browser memory sandbox eliminates network latency and protects your data privacy.

Frequently Asked Questions (FAQs)

What is the difference between KB and KiB?

KB (Kilobyte) uses base-10 math (1 KB = 1000 bytes), while KiB (Kibibyte) uses binary base-2 math (1 KiB = 1024 bytes).

How do I convert MB to GB?

Divide the Megabytes value by 1024 (or 1000, depending on decimal vs binary standards) to get the Gigabytes value.

Do storage drives use decimal or binary sizing?

Most storage manufacturers use decimal sizing (1000 base), while operating systems like Windows calculate file sizes in binary (1024 base).

Is this calculator free?

Yes, the converter runs client-side and is free to use on desktop and mobile browsers.

Explore Other Calculators & Converters

Here are other highly useful tools in our suite that you might find helpful:

• Percentage Calculator - Efficiently run percentage calculator calculations directly in your browser.
• Discount Calculator - Efficiently run discount calculator calculations directly in your browser.
• Loan Emi Calculator - Efficiently run loan emi calculator calculations directly in your browser.
• Age Calculator - Efficiently run age calculator calculations directly in your browser.