Storage Lens
Microscopic view into client-side storage.
Storage Lens calculates exact byte weights for LocalStorage, SessionStorage, and IndexedDB.
- Web
Downloads for this utility are being prepared.
Overview
Storage Lens provides a microscopic view into your browser's client-side storage footprint. By leveraging native Web Storage and Quota APIs, it calculates exact byte weights for LocalStorage, SessionStorage, and IndexedDB. It operates entirely client-side, ensuring zero data exfiltration and zero bloat.
Core features
Included in the free core utility.
- Precise byte-size calculation using native TextEncoder
- Global origin storage quota visualization via navigator.storage
- Non-blocking Web Worker architecture for deep storage inspection
Pricing
The core utility is free. Optional tiers below; any tier marked “Planned” is not yet purchasable.
Storage Lens Core
The free, open-source utility.
Free
- Precise byte-size calculation
- Global origin storage quota visualization
- Fully local, no account
Privacy & data handling
This utility processes data locally on your device wherever technically possible.
- Processing
- Local, on your device
- Account
- Not required
- Internet
- Works offline
- Telemetry
- No telemetry
Details
- Category
- Developer Tools
- Platforms
- Web
- License
- MIT
Frequently asked questions
What does StorageLens do?
Storage Lens provides a microscopic view into your browser's client-side storage footprint. By leveraging native Web Storage and Quota APIs, it calculates exact byte weights for LocalStorage, SessionStorage, and IndexedDB. It operates entirely client-side, ensuring zero data exfiltration and zero bloat.
Is StorageLens free?
Yes. StorageLens is free to use.
Is StorageLens open source?
Yes. StorageLens is open source under the MIT license.
Does StorageLens require an account?
No. StorageLens does not require an account.
Does StorageLens send my data anywhere?
StorageLens has no telemetry. Processing happens locally on your device.