Package Size Estimator
Use Package Size Estimator free online — a fast, private javascript tool that runs in your browser with no signup, no watermarks and no file limits.
Estimates from a small curated dataset of common packages; for exact figures check bundlephobia.com.
222.4 KB
Total minified
75.0 KB
Total gzip
How to use the package size estimator
- Open Package Size Estimator — there is nothing to install and no account required.
- Add your input using the panel above; everything is processed on your device.
- Adjust the options until the preview matches what you need.
- Copy or download the result, then bookmark the page for next time.
Why people use Package Size Estimator
Package Size Estimator is one of 12 tools in the JavaScript collection on ToolVerse. It is designed for the quick, one-off jobs that do not justify installing desktop software: package size estimator, free package size estimator, online package size estimator, javascript tools. Because the work happens in your browser, there is no upload step, no queue and no file-size ceiling imposed by a server.
Frequently asked questions
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