Convert data storage instantly between bits, Bytes, Kilobytes, Megabytes, Gigabytes, and Terabytes. Type a value, pick units, and see all 6 conversions live - all processing stays in your browser.
Technical Specifications
Conversion factors and display rules used for every calculation.
| Specification |
Details |
| Supported units |
Bit (b), Byte (B), Kilobyte (KB), Megabyte (MB), Gigabyte (GB), Terabyte (TB) - 6 units |
| Base unit |
Byte (B). All conversions go through Bytes: value -> Bytes -> target. |
| Factors to Byte |
b 0.125, B 1, KB 1024, MB 1048576, GB 1073741824, TB 1099511627776 |
| Formula |
result = amount x (fromFactor / toFactor) |
| Base type |
Binary 1024 - matches OS/RAM reporting (1 KB = 1024 B) |
| Precision |
Double precision (IEEE 754). Display up to 9 decimal places, trailing zeros trimmed; exponential for |n| >= 1e12 or |n| < 1e-6 |
| Input handling |
Commas ignored, decimal points accepted, negatives allowed. Empty or invalid shows helper message. Update is live on input. |
| Matrix |
Every keystroke also recomputes the All Units grid: input amount shown in all 6 units relative to the From unit. |
| Processing location |
100% client-side JavaScript in your browser memory; nothing is uploaded |
| Export |
Copy result to clipboard or download a plain-text report with inputs, result, and all-units table |
| Usage limit |
None - run unlimited conversions for free, no signup required |
Understanding Data Storage Units
Data storage measures information in powers of two. A bit is the smallest unit (0 or 1), 8 bits make a Byte, and each larger unit multiplies by 1024 in binary systems used by operating systems. That 1024 base is why a 1 TB drive shows as about 931 GB in OS.
Bits and Bytes
Bits (b) are used for network speed (Mbps) while Bytes (B) are used for file size. Convert with 1 Byte = 8 bits. For example 100 Mbps is 12.5 MB per second. Use bits for bandwidth and Bytes for storage to avoid confusion.
Kilobytes to Terabytes
Binary steps: 1024 Bytes make a Kilobyte (KB), 1024 KB make a Megabyte (MB), 1024 MB make a Gigabyte (GB), and 1024 GB make a Terabyte (TB). A 500 GB SSD holds about 512000 MB. Small files use KB, photos use MB, videos use GB, and drives use TB.
When to use which unit
Use bits for internet speed, Bytes for tiny files, KB for documents, MB for images and songs, GB for movies and apps, and TB for drives and backups. If a project spans units, convert through Bytes with the factor fromFactor / toFactor - for example MB to GB multiplies by 0.000976563.
Honest limitations
This tool uses binary 1024, matching OS reporting. Disk makers often use decimal 1000 (1 KB = 1000 B), so drive labels appear larger. Decimal and binary differ by about 2.4% per step, up to 9.95% at TB. The tool does not handle petabytes or higher - for those, use the specialized Length Converter or Weight Converter patterns.
Privacy and Client-Side Security
Privacy Guarantee: All conversions occur locally inside your browser. Your numbers and selected units are never transmitted, stored, or recorded on remote servers.
Many online converters send your inputs to a server for lookup, which is unnecessary for fixed-factor math. TinyToolzz keeps everything in-page: factor tables, multiplication, and formatting run with plain JavaScript number operations.
Because nothing is uploaded, there is no waiting, no account, and no copy of your figures retained anywhere. Your values exist only in the tab's memory and are discarded when you close the page or click Clear.