v144 · Web APIs · Storage · demo
Storage Breakdown
Probe each major browser storage API, write test data, and see how actual usage compares to the total quota — the number that Chrome 144 now keeps stable. Visualise the proportion each storage type contributes.
Chrome 144 makes
navigator.storage.estimate() return a predictable, stable quota that doesn't drift with disk pressure. This page probes each storage API, estimates per-type usage, and displays it as a breakdown bar against the total quota.
Total quota
—
navigator.storage.estimate().quota
Total used
—
estimate().usage
Used %
—
of quota
Persistent
—
navigator.storage.persisted()
Click "Run storage probes" to check all APIs.
IndexedDB
Cache API
localStorage
Other (OPFS, SW, etc.)
Free
| Storage API | Status | Estimated usage | Notes |
|---|---|---|---|
| Run probes to populate. | |||