Browser RAM Compare

Live JavaScript heap monitor — see how your browser manages memory right now.

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JS Heap Used (MB)

Browser Comparison

* Only Chromium browsers expose performance.memory. Other values are estimated ratios from published benchmarks.

Heap Statistics

MetricValue
JS Heap Used
JS Heap Total
JS Heap Limit
API Available

Memory Stress Test

Allocated: 0 MB

JS heap ≠ RAM. Activity Monitor / Task Manager shows 3–5× this number because it includes the rendering engine, GPU buffers, DOM nodes, and per-process overhead that JavaScript cannot see.
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