Data Size Converter
convert between decimal and binary storage units from bytes through yottabytes
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About this tool
Data Size Converter explains decimal (KB, MB, GB) and binary (KiB, MiB, GiB) storage units so you can estimate payload size, storage capacity, and transfer impact without guessing.
Inputs, results and saved preferences stay in this browser.
When to use it
- Estimate object storage and database footprint in units humans can reason about.
- Compare API payload size in decimal and binary units before performance tuning.
- Translate planning numbers from vendor dashboards into practical engineering capacity.