Free Byte Converter Online
Convert between digital storage units with binary and decimal systems. Free, fast, and works entirely in your browser with no sign-up required.
Byte Converter
Comprehensive digital storage unit converter supporting bits through exabytes. Includes binary vs decimal (SI/IEC) modes, download time calculator, bandwidth calculator, favorites, and more.
Enter Value
Conversion Results
| Unit | Binary (IEC — 1024)KiB, MiB, GiB… | Decimal (SI — 1000)KB, MB, GB… | Copy |
|---|---|---|---|
| Bits | |||
| Bits | 8,589,934,592 b | 8,000,000,000 b | |
| Kilobits | 8,388,608 Kib | 8,000,000 Kb | |
| Megabits | 8,192 Mib | 8,000 Mb | |
| Gigabits | 8 Gib | 8 Gb | |
| Terabits | 0.0078 Tib | 0.008 Tb | |
| Petabits | 7.629e-6 Pib | 8.000e-6 Pb | |
| Exabits | 7.451e-9 Eib | 8.000e-9 Eb | |
| Bytes | |||
| Bytes | 1,073,741,824 B | 1,000,000,000 B | |
| Kilobytes | 1,048,576 KiB | 1,000,000 KB | |
| Megabytes | 1,024 MiB | 1,000 MB | |
| Gigabytes input | 1 GiB | 1 GB | |
| Terabytes | 0.001 TiB | 0.001 TB | |
| Petabytes | 9.537e-7 PiB | 1.000e-6 PB | |
| Exabytes | 9.313e-10 EiB | 1.000e-9 EB | |
Visual Scale (Byte Units)
What fits in 1 GB?
Plain text email
~200,000 fit (5.0 KB each)
JPEG photo
~333 fit (3.0 MB each)
RAW camera image
~40 fit (25.0 MB each)
MP3 song (3 min)
~222 fit (4.5 MB each)
1 hour Zoom call
~1 fit (700.0 MB each)
Storage Capacity Comparison
Binary vs Decimal
Binary (IEC)
Powers of 1,024. Used by OS, RAM. KiB, MiB, GiB, TiB, PiB, EiB.
Decimal (SI)
Powers of 1,000. Used by HDD/SSD makers. KB, MB, GB, TB, PB, EB.
1 KiB = 1,024 B | 1 KB = 1,000 B
1 MiB = 1,048,576 B | 1 MB = 1,000,000 B
1 GiB = 1,073,741,824 B | 1 GB = 1,000,000,000 B
Quick Reference
| Size | What it stores |
|---|---|
| 1 KB | Short paragraph of text |
| 1 MB | High-res photo or 1 min MP3 |
| 1 GB | ~200 songs or 1 hr SD video |
| 1 TB | ~250,000 photos or 500 hr HD |
| 1 PB | ~500 billion pages of text |
| 1 EB | ~1,000 petabytes |
Why does my hard drive show less space than advertised? Drive manufacturers use decimal units (1 GB = 1,000,000,000 bytes) while operating systems report in binary (1 GiB = 1,073,741,824 bytes). A "1 TB" drive is ~931 GiB as shown in Windows/macOS.
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Frequently Asked Questions
What is the Byte Converter?
The Byte Converter is a free online tool that converts between digital storage units like bytes, KB, MB, GB, and TB using both binary and decimal systems.
Is the Byte Converter free?
Yes, it is completely free with no registration required. All conversions happen client-side in your browser.
What is the difference between binary and decimal systems?
Binary (base-2) uses 1024 as the multiplier (KiB, MiB), while decimal (base-10) uses 1000 (KB, MB). The Byte Converter supports both standards.
Is my data safe with this tool?
Absolutely. The Byte Converter processes everything client-side in your browser. No data is uploaded to or stored on any server. Your content remains private on your device at all times.
Does the Byte Converter work on mobile devices?
Yes, the Byte Converter is fully responsive and works on smartphones and tablets. You can use it on any device with a modern web browser -- no app download required.
Do I need to create an account to use this tool?
No account or registration is needed. Simply open the Byte Converter in your browser and start using it immediately. There are no sign-up walls or usage restrictions.
How accurate are the calculations?
The Byte Converter uses industry-standard formulas and algorithms to ensure accurate results. However, for critical financial or medical decisions, always consult a qualified professional.
How do I use the Byte Converter?
Simply enter your input in the provided field, adjust any settings to your preference, and the tool will process it instantly. You can then copy the result to your clipboard or download it.
Which browsers are supported?
The Byte Converter works in all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. For the best experience, use the latest version of your preferred browser.
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About Free Byte Converter Online
Free Byte Converter Online is a free, browser-based tool in our Calculator Tools collection. Everything runs locally on your device — no uploads, no sign-up, and your data stays private.